Station Overview Station Location
Station Number VA-FD-5 Latitude 39.224056
Station Name Winchester 5.1 NE Longitude -78.103917
County Frederick Elevation (ft) 620



Month 30 Yr Avg by PRISM Total Prcp Sum Days Covered By All Observations Daily Prcp Sum Daily Observation Count Multiday Prcp Sum Days Covered by Multiday Observations Multiday Observation Count Days With Prcp Days With Trace Total Snowfall Days With Snowfall Days With Snow On Ground
Oct 10 2.94 4.20 31 4.20 31 0.00 0 0 9 1 0.0 0 0
Nov 10 3.24 2.12 30 2.12 30 0.00 0 0 7 3 0.0 0 0
Dec 10 2.62 2.36 31 2.36 31 0.00 0 0 6 9 1.9 3 4
Jan 11 2.34 1.50 31 1.50 31 0.00 0 0 9 4 14.0 7 11
Feb 11 2.35 1.85 28 1.85 28 0.00 0 0 9 3 1.5 2 7
March 11 3.49 4.41 31 4.41 31 0.00 0 0 13 2 0.9 2 1
April 11 3.15 7.40 30 7.40 30 0.00 0 0 17 3 0.0 0 0
May 11 3.73 4.92 31 4.92 31 0.00 0 0 20 1 0.0 0 0
June 11 3.65 1.30 30 1.30 30 0.00 0 0 12 2 0.0 0 0
July 11 3.50 4.60 31 4.60 31 0.00 0 0 8 3 0.0 0 0
Aug 11 3.18 2.08 31 2.08 31 0.00 0 0 15 1 0.0 0 0
Sept 11 3.82 4.38 30 4.38 30 0.00 0 0 18 3 0.0 0 0
Water Year Totals: 38.01" 41.12" 365 days 41.12" 365 0.00" 0 days 0 143 days 35 days 18.3" 14 days 23 days



Days in Water Year Cell Color Key
        Daily Observation with Prcp         Missing Day
        Multiday Observation         Daily/Multiday Observation Conflict

Day of Year Daily Prcp Multiday Prcp
10/1/2010 2.23
10/2/2010 0.00
10/3/2010 0.00
10/4/2010 0.45
10/5/2010 0.04
10/6/2010 0.00
10/7/2010 0.01
10/8/2010 0.00
10/9/2010 0.00
10/10/2010 0.00
10/11/2010 0.00
10/12/2010 0.00
10/13/2010 0.00
10/14/2010 0.31
10/15/2010 0.11
10/16/2010 0.00
10/17/2010 0.00
10/18/2010 0.00
10/19/2010 0.38
10/20/2010 0.00
10/21/2010 0.00
10/22/2010 0.00
10/23/2010 0.00
10/24/2010 0.00
10/25/2010 0.00
10/26/2010 T
10/27/2010 0.66
10/28/2010 0.01
10/29/2010 0.00
10/30/2010 0.00
10/31/2010 0.00
11/1/2010 0.00
11/2/2010 0.00
11/3/2010 0.00
11/4/2010 0.68
11/5/2010 0.33
11/6/2010 0.00
11/7/2010 0.00
11/8/2010 0.00
11/9/2010 0.00
11/10/2010 0.00
11/11/2010 0.00
11/12/2010 0.00
11/13/2010 0.00
11/14/2010 0.00
11/15/2010 0.00
11/16/2010 0.20
11/17/2010 0.62
11/18/2010 0.00
11/19/2010 T
11/20/2010 0.00
11/21/2010 0.00
11/22/2010 0.00
11/23/2010 0.00
11/24/2010 0.01
11/25/2010 0.06
11/26/2010 T
11/27/2010 0.00
11/28/2010 T
11/29/2010 0.00
11/30/2010 0.22
12/1/2010 1.80
12/2/2010 0.09
12/3/2010 0.00
12/4/2010 T
12/5/2010 0.00
12/6/2010 T
12/7/2010 T
12/8/2010 0.00
12/9/2010 T
12/10/2010 0.00
12/11/2010 0.01
12/12/2010 0.15
12/13/2010 0.12
12/14/2010 T
12/15/2010 0.00
12/16/2010 0.00
12/17/2010 0.19
12/18/2010 0.00
12/19/2010 0.00
12/20/2010 0.00
12/21/2010 0.00
12/22/2010 0.00
12/23/2010 T
12/24/2010 0.00
12/25/2010 T
12/26/2010 T
12/27/2010 T
12/28/2010 0.00
12/29/2010 0.00
12/30/2010 0.00
12/31/2010 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2011 0.00
1/2/2011 0.01
1/3/2011 0.00
1/4/2011 0.00
1/5/2011 0.00
1/6/2011 0.00
1/7/2011 T
1/8/2011 0.03
1/9/2011 0.00
1/10/2011 0.00
1/11/2011 0.00
1/12/2011 0.09
1/13/2011 T
1/14/2011 0.01
1/15/2011 0.00
1/16/2011 0.00
1/17/2011 0.00
1/18/2011 0.18
1/19/2011 0.06
1/20/2011 0.00
1/21/2011 T
1/22/2011 0.00
1/23/2011 0.00
1/24/2011 0.00
1/25/2011 0.00
1/26/2011 0.10
1/27/2011 0.98
1/28/2011 T
1/29/2011 0.04
1/30/2011 0.00
1/31/2011 0.00
2/1/2011 0.02
2/2/2011 0.67
2/3/2011 0.00
2/4/2011 0.00
2/5/2011 0.06
2/6/2011 0.04
2/7/2011 0.00
2/8/2011 T
2/9/2011 T
2/10/2011 0.00
2/11/2011 0.00
2/12/2011 0.00
2/13/2011 0.00
2/14/2011 0.00
2/15/2011 T
2/16/2011 0.00
2/17/2011 0.00
2/18/2011 0.00
2/19/2011 0.00
2/20/2011 0.00
2/21/2011 0.01
2/22/2011 0.37
2/23/2011 0.00
2/24/2011 0.00
2/25/2011 0.36
2/26/2011 0.04
2/27/2011 0.00
2/28/2011 0.28
3/1/2011 0.26
3/2/2011 0.00
3/3/2011 0.00
3/4/2011 0.00
3/5/2011 0.00
3/6/2011 0.18
3/7/2011 1.45
3/8/2011 0.00
3/9/2011 0.00
3/10/2011 0.62
3/11/2011 0.72
3/12/2011 0.00
3/13/2011 0.00
3/14/2011 0.00
3/15/2011 0.00
3/16/2011 0.10
3/17/2011 T
3/18/2011 0.00
3/19/2011 0.01
3/20/2011 0.00
3/21/2011 0.26
3/22/2011 T
3/23/2011 0.08
3/24/2011 0.42
3/25/2011 0.04
3/26/2011 0.00
3/27/2011 0.02
3/28/2011 0.00
3/29/2011 0.00
3/30/2011 0.00
3/31/2011 0.25
Day of YearDaily PrcpMultiday Prcp
4/1/2011 0.25
4/2/2011 T
4/3/2011 0.01
4/4/2011 T
4/5/2011 0.32
4/6/2011 0.03
4/7/2011 0.00
4/8/2011 0.02
4/9/2011 0.37
4/10/2011 0.00
4/11/2011 0.00
4/12/2011 0.51
4/13/2011 1.08
4/14/2011 0.08
4/15/2011 0.00
4/16/2011 0.04
4/17/2011 1.75
4/18/2011 0.00
4/19/2011 T
4/20/2011 0.91
4/21/2011 0.00
4/22/2011 0.00
4/23/2011 0.39
4/24/2011 0.12
4/25/2011 0.13
4/26/2011 0.01
4/27/2011 0.00
4/28/2011 1.38
4/29/2011 0.00
4/30/2011 0.00
5/1/2011 0.02
5/2/2011 0.07
5/3/2011 0.01
5/4/2011 0.71
5/5/2011 0.01
5/6/2011 0.00
5/7/2011 0.03
5/8/2011 0.01
5/9/2011 0.00
5/10/2011 0.00
5/11/2011 0.00
5/12/2011 0.00
5/13/2011 0.10
5/14/2011 0.11
5/15/2011 0.17
5/16/2011 0.38
5/17/2011 1.05
5/18/2011 1.40
5/19/2011 0.11
5/20/2011 0.01
5/21/2011 0.00
5/22/2011 0.00
5/23/2011 0.06
5/24/2011 0.58
5/25/2011 T
5/26/2011 0.00
5/27/2011 0.02
5/28/2011 0.01
5/29/2011 0.06
5/30/2011 0.00
5/31/2011 0.00
6/1/2011 0.00
6/2/2011 0.00
6/3/2011 0.00
6/4/2011 0.00
6/5/2011 0.05
6/6/2011 0.00
6/7/2011 0.00
6/8/2011 0.00
6/9/2011 0.00
6/10/2011 T
6/11/2011 0.08
6/12/2011 0.00
6/13/2011 0.22
6/14/2011 0.00
6/15/2011 0.00
6/16/2011 0.00
6/17/2011 0.16
6/18/2011 0.08
6/19/2011 0.21
6/20/2011 0.37
6/21/2011 0.01
6/22/2011 0.03
6/23/2011 T
6/24/2011 0.05
6/25/2011 0.00
6/26/2011 0.00
6/27/2011 0.01
6/28/2011 0.03
6/29/2011 0.00
6/30/2011 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2011 0.00
7/2/2011 0.00
7/3/2011 0.26
7/4/2011 0.06
7/5/2011 0.56
7/6/2011 0.00
7/7/2011 0.00
7/8/2011 0.11
7/9/2011 1.99
7/10/2011 0.00
7/11/2011 0.00
7/12/2011 0.70
7/13/2011 0.00
7/14/2011 0.60
7/15/2011 0.00
7/16/2011 0.00
7/17/2011 0.00
7/18/2011 0.00
7/19/2011 0.00
7/20/2011 0.00
7/21/2011 0.00
7/22/2011 0.00
7/23/2011 0.32
7/24/2011 0.00
7/25/2011 T
7/26/2011 T
7/27/2011 0.00
7/28/2011 0.00
7/29/2011 T
7/30/2011 0.00
7/31/2011 0.00
8/1/2011 0.00
8/2/2011 0.01
8/3/2011 0.03
8/4/2011 0.04
8/5/2011 0.00
8/6/2011 0.00
8/7/2011 0.44
8/8/2011 0.00
8/9/2011 0.00
8/10/2011 0.02
8/11/2011 0.00
8/12/2011 0.00
8/13/2011 0.00
8/14/2011 0.04
8/15/2011 0.20
8/16/2011 0.21
8/17/2011 0.08
8/18/2011 0.00
8/19/2011 0.02
8/20/2011 0.04
8/21/2011 0.00
8/22/2011 0.16
8/23/2011 0.00
8/24/2011 0.00
8/25/2011 0.00
8/26/2011 0.13
8/27/2011 0.00
8/28/2011 0.64
8/29/2011 T
8/30/2011 0.02
8/31/2011 0.00
9/1/2011 0.00
9/2/2011 0.53
9/3/2011 0.01
9/4/2011 0.00
9/5/2011 0.17
9/6/2011 0.88
9/7/2011 1.48
9/8/2011 0.04
9/9/2011 0.28
9/10/2011 0.08
9/11/2011 0.00
9/12/2011 0.02
9/13/2011 T
9/14/2011 0.00
9/15/2011 0.07
9/16/2011 0.04
9/17/2011 0.00
9/18/2011 0.03
9/19/2011 0.00
9/20/2011 0.14
9/21/2011 0.05
9/22/2011 T
9/23/2011 0.00
9/24/2011 0.22
9/25/2011 0.00
9/26/2011 0.01
9/27/2011 0.27
9/28/2011 0.00
9/29/2011 0.06
9/30/2011 T



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2010 8:30 AM 2.23 M M M M 2 day storm total rainfall of 3.38".
10/2/2010 9:00 AM 0.00 0.0 M M M
10/3/2010 9:00 AM 0.00 0.0 M M M
10/4/2010 9:00 AM 0.45 M M M M
10/5/2010 9:00 AM 0.04 M M M M
10/6/2010 9:00 AM 0.00 0.0 M M M
10/7/2010 9:00 AM 0.01 M M M M
10/8/2010 9:00 AM 0.00 0.0 M M M
10/9/2010 9:00 AM 0.00 0.0 M M M
10/10/2010 9:00 AM 0.00 0.0 M M M
10/11/2010 9:00 AM 0.00 0.0 M M M
10/12/2010 9:00 AM 0.00 0.0 M M M
10/13/2010 9:00 AM 0.00 0.0 M M M
10/14/2010 9:00 AM 0.31 M M M M
10/15/2010 9:00 AM 0.11 M M M M
10/16/2010 9:00 AM 0.00 0.0 M M M
10/17/2010 9:00 AM 0.00 0.0 M M M
10/18/2010 9:00 AM 0.00 0.0 M M M
10/19/2010 9:00 AM 0.38 M M M M
10/20/2010 9:00 AM 0.00 0.0 M M M
10/21/2010 9:00 AM 0.00 0.0 M M M
10/22/2010 9:00 AM 0.00 0.0 M M M
10/23/2010 9:00 AM 0.00 0.0 M M M
10/24/2010 9:00 AM 0.00 0.0 M M M
10/25/2010 9:00 AM 0.00 0.0 M M M
10/26/2010 9:00 AM T M M M M
10/27/2010 9:00 AM 0.66 M M M M Intense fall storm system responsible for widespread severe weather in the Midwest and Ohio Valley moved east. A Tornado Watch was in effect for the region late Tuesday into the early morning hours on Wednesday. Downpour hit around midnight dropping 0.66" of rain.
10/28/2010 9:00 AM 0.01 M M M M
10/29/2010 9:00 AM 0.00 0.0 M M M
10/30/2010 9:00 AM 0.00 0.0 M M M
10/31/2010 9:00 AM 0.00 0.0 M M M
11/1/2010 9:00 AM 0.00 0.0 M M M
11/2/2010 9:00 AM 0.00 0.0 M M M
11/3/2010 9:00 AM 0.00 0.0 M M M
11/4/2010 9:00 AM 0.68 M M M M Moderate rain at 9 AM observation time.
11/5/2010 9:00 AM 0.33 M M M M
11/6/2010 9:00 AM 0.00 0.0 M M M
11/7/2010 9:00 AM 0.00 0.0 M M M
11/8/2010 9:00 AM 0.00 0.0 M M M
11/9/2010 9:00 AM 0.00 0.0 M M M
11/10/2010 9:00 AM 0.00 0.0 M M M
11/11/2010 9:00 AM 0.00 0.0 M M M
11/12/2010 9:00 AM 0.00 0.0 M M M
11/13/2010 9:00 AM 0.00 0.0 M M M
11/14/2010 9:00 AM 0.00 0.0 M M M
11/15/2010 9:00 AM 0.00 0.0 M M M
11/16/2010 9:00 AM 0.20 M M M M Light rain occurring at observation time.
11/17/2010 9:00 AM 0.62 M M M M Periods of rain much of the day and a thunderstorm between 11:30 PM and midnight.
11/18/2010 9:00 AM 0.00 0.0 M M M
11/19/2010 9:00 AM T M M M M
11/20/2010 9:00 AM 0.00 0.0 M M M
11/21/2010 9:00 AM 0.00 0.0 M M M
11/22/2010 9:00 AM 0.00 0.0 M M M
11/23/2010 9:00 AM 0.00 0.0 M M M
11/24/2010 9:00 AM 0.01 M M M M
11/25/2010 9:00 AM 0.06 M M M M
11/26/2010 9:00 AM T M M M M
11/27/2010 9:00 AM 0.00 0.0 M M M
11/28/2010 9:00 AM T T M M M
11/29/2010 9:00 AM 0.00 0.0 M M M
11/30/2010 9:00 AM 0.22 M M M M
12/1/2010 9:00 AM 1.80 M M M M Rainfall associated with a strong cold front was still falling at observation time. High winds occurred in the heaviest rain at 7 AM this morning.
12/2/2010 9:00 AM 0.09 T M M M
12/3/2010 9:00 AM 0.00 0.0 M M M
12/4/2010 9:00 AM T T M M M
12/5/2010 9:00 AM 0.00 0.0 M M M
12/6/2010 9:00 AM T T M M M
12/7/2010 9:00 AM T T M M M
12/8/2010 9:00 AM 0.00 0.0 M M M
12/9/2010 9:00 AM T T M M M
12/10/2010 9:00 AM 0.00 0.0 M M M
12/11/2010 9:00 AM 0.01 0.3 M T M
12/12/2010 9:00 AM 0.15 T M T M Minor ice accumulation on tree tops and some grassy/elevated surfaces.
12/13/2010 9:00 AM 0.12 M M M M
12/14/2010 9:00 AM T T M M M
12/15/2010 9:00 AM 0.00 0.0 M M M
12/16/2010 9:00 AM 0.00 0.0 M M M
12/17/2010 9:00 AM 0.19 1.5 M 1.5 M
12/18/2010 9:00 AM 0.00 0.0 M 1.0 M
12/19/2010 9:00 AM 0.00 0.0 M 0.5 M
12/20/2010 9:00 AM 0.00 0.0 M T M
12/21/2010 9:00 AM 0.00 0.0 M T M
12/22/2010 9:00 AM 0.00 0.0 M T M
12/23/2010 9:00 AM T T M M M
12/24/2010 9:00 AM 0.00 0.0 M M M
12/25/2010 9:00 AM T 0.1 M 0.1 M
12/26/2010 9:00 AM T T M T M
12/27/2010 9:00 AM T T M 0.0 M
12/28/2010 9:00 AM 0.00 0.0 M M M
12/29/2010 9:00 AM 0.00 0.0 M M M
12/30/2010 9:00 AM 0.00 0.0 M M M
12/31/2010 9:00 AM 0.00 0.0 M M M
1/1/2011 9:00 AM 0.00 0.0 M M M
1/2/2011 9:00 AM 0.01 M M M M A few sprinkles on New Year's Day. Light rain shower (0.01") occurred around 8 AM 1/02.
1/3/2011 9:00 AM 0.00 0.0 M M M
1/4/2011 9:00 AM 0.00 0.0 M M M
1/5/2011 9:00 AM 0.00 0.0 M M M
1/6/2011 9:00 AM 0.00 0.0 M M M
1/7/2011 9:00 AM T T M 0.0 M
1/8/2011 9:00 AM 0.03 0.8 M 1.0 M Brief snow squall associated with an upper level clipper system moving through early this morning (01/08/11).
1/9/2011 9:00 AM 0.00 0.0 M 0.5 M
1/10/2011 9:00 AM 0.00 0.0 M T M
1/11/2011 9:00 AM 0.00 0.0 M M M
1/12/2011 9:00 AM 0.09 1.2 M 1.0 M Occasional snow flurries during the day gave way to a burst of light to moderate snow during the evening hours.
1/13/2011 9:00 AM T T M 0.5 M
1/14/2011 9:00 AM 0.01 0.1 M T M Snow shower coated the ground in the predawn hours 1/14/11.
1/15/2011 9:00 AM 0.00 0.0 M T M
1/16/2011 9:00 AM 0.00 0.0 M M M
1/17/2011 9:00 AM 0.00 0.0 M M M
1/18/2011 9:00 AM 0.18 1.3 M 1.0 M Snow began around 8 PM 01/17 and mixed with sleet around 2 AM before tapering off to freezing drizzle. 1.3" of snow followed by about 0.1" of ice accumulation.
1/19/2011 9:00 AM 0.06 M M T M
1/20/2011 9:00 AM 0.00 0.0 M M M
1/21/2011 9:00 AM T T M 0.0 M
1/22/2011 9:00 AM 0.00 0.0 M M M
1/23/2011 9:00 AM 0.00 0.0 M M M
1/24/2011 9:00 AM 0.00 0.0 M M M
1/25/2011 9:00 AM 0.00 0.0 M M M
1/26/2011 9:00 AM 0.10 1.0 M 1.0 M Light snow began at 2 AM. At observation time, light freezing drizzle and a few ice pellets with a temperature of 31 F.
1/27/2011 9:00 AM 0.98 9.1 M 9.0 M Thundersnow observed. Storm total: 10.1" snow / 1.08" liquid equivalent.
1/28/2011 9:00 AM T T M 7.5 M Light snow falling at observation time.
1/29/2011 9:00 AM 0.04 0.5 M 6.0 M Clipper produced a period of snow from 8:30 AM to noon 1/28.
1/30/2011 9:00 AM 0.00 0.0 M 5.5 M
1/31/2011 9:00 AM 0.00 0.0 M 4.0 M
2/1/2011 9:00 AM 0.02 0.2 M 4.0 M Period of mixed sleet and snow around rush hour Monday evening.
2/2/2011 9:00 AM 0.67 0.0 M 3.0 M
2/3/2011 9:00 AM 0.00 0.0 M 1.0 M
2/4/2011 9:00 AM 0.00 0.0 M 1.0 M
2/5/2011 9:00 AM 0.06 0.0 M 0.5 M
2/6/2011 9:00 AM 0.04 0.0 M T M
2/7/2011 9:00 AM 0.00 0.0 M 0.0 M
2/8/2011 9:00 AM T 0.0 M 0.0 M
2/9/2011 9:00 AM T T M 0.0 M
2/10/2011 9:00 AM 0.00 0.0 M M M
2/11/2011 9:00 AM 0.00 0.0 M M M
2/12/2011 9:00 AM 0.00 0.0 M M M
2/13/2011 9:00 AM 0.00 0.0 M M M
2/14/2011 9:00 AM 0.00 0.0 M M M
2/15/2011 9:00 AM T M M M M
2/16/2011 9:00 AM 0.00 0.0 M M M
2/17/2011 9:00 AM 0.00 0.0 M M M
2/18/2011 9:00 AM 0.00 0.0 M M M
2/19/2011 9:00 AM 0.00 0.0 M M M
2/20/2011 9:00 AM 0.00 0.0 M M M
2/21/2011 9:00 AM 0.01 M M M M
2/22/2011 9:00 AM 0.37 1.3 M 1.0 M Light rain began around 6 PM and changed to a significant period of sleet during the late evening hours before gradually turning to snow around midnight. 0.5" of sleet accumulation followed by 0.8" of snow.
2/23/2011 9:00 AM 0.00 0.0 M 0.5 M
2/24/2011 9:00 AM 0.00 0.0 M M M
2/25/2011 9:00 AM 0.36 M M M M
2/26/2011 9:00 AM 0.04 M M M M Brief downpour around 11 AM 2/25/2011. Gusty winds later in the day causes numerous power outages across the region.
2/27/2011 9:00 AM 0.00 0.0 M M M
2/28/2011 9:00 AM 0.28 M M M M
3/1/2011 9:00 AM 0.26 M M M M A Tornado Watch was in effect through the late morning as a squall line moved through between 10 and 11 AM.
3/2/2011 9:00 AM 0.00 0.0 M M M
3/3/2011 9:00 AM 0.00 0.0 M M M
3/4/2011 7:00 AM 0.00 0.0 M M M
3/5/2011 9:00 AM 0.00 0.0 M M M
3/6/2011 9:00 AM 0.18 M M M M
3/7/2011 9:00 AM 1.45 0.5 M T M Finally a good soaking rain after a very dry January and February. Rain changed to sleet and then snow around 7 PM and accumulated mostly on grassy and elevated surfaces.
3/8/2011 9:00 AM 0.00 0.0 M M M
3/9/2011 9:00 AM 0.00 0.0 M M M
3/10/2011 9:00 AM 0.62 M M M M Light rain began around 11:30 AM then let up 3:30 PM. Another batch of rain began just after 8 PM and continued until just before observation time.
3/11/2011 9:00 AM 0.72 M M M M A Flood Watch was in effect for the entire Shenandoah Valley during the day. Most of the day was cloudy, but rain-free. At 530 PM thunderstorms moved into the region producing gusty winds and heavy rain. Severe Thunderstorms and Flood Warnings were issued. Typical minor flooding of the streams in the northern part of Frederick County.
3/12/2011 9:00 AM 0.00 0.0 M M M
3/13/2011 9:00 AM 0.00 0.0 M M M
3/14/2011 9:00 AM 0.00 0.0 M M M
3/15/2011 9:00 AM 0.00 0.0 M M M
3/16/2011 9:00 AM 0.10 M M M M
3/17/2011 9:00 AM T M M M M
3/18/2011 9:00 AM 0.00 0.0 M M M
3/19/2011 9:00 AM 0.01 M M M M
3/20/2011 9:00 AM 0.00 0.0 M M M
3/21/2011 9:00 AM 0.26 M M M M
3/22/2011 9:00 AM T M M M M
3/23/2011 9:00 AM 0.08 M M M M
3/24/2011 9:00 AM 0.42 M M M M Thunderstorm with a cold front occurred at 730 PM and there was a period of moderate rain until just after 9 PM 03/23. A Severe Thunderstorm Watch had been in effect, but the worst weather stayed to our south and west.
3/25/2011 9:00 AM 0.04 M M M M
3/26/2011 9:00 AM 0.00 0.0 M M M
3/27/2011 9:00 AM 0.02 0.4 M 0.5 M Light snow occurred after 3 AM until around 7 AM. Accumulation mainly on grassy/elevated surfaces.
3/28/2011 9:00 AM 0.00 0.0 M M M
3/29/2011 9:00 AM 0.00 0.0 M M M
3/30/2011 9:00 AM 0.00 0.0 M M M
3/31/2011 9:00 AM 0.25 T M M M Light rain, mixed with sleet and snow, began at 3 PM on 03/30/2011 and continued through the afternoon and evening until 11 PM. Rain tapered of to drizzle late at night and temperatures remained above freezing, with a low of 34 degrees F.
4/1/2011 9:00 AM 0.25 T M M M Light rain occurred Thursday night March 31 into April 1. Rain mixed with wet snow just before midnight and the mixture continued into the predawn hours Friday morning.
4/2/2011 9:00 AM T T M M M A few light showers mixed with snow flurries early on the afternoon of 4/1/2011. Not quite enough to we the ground.
4/3/2011 9:00 AM 0.01 M M M M Scattered showers in the area much of the day. Most of the rain managed to move around this location.
4/4/2011 9:00 AM T M M M M Thunderstorm along a warm front grazed us to the west between 8:30 and 9:00 PM 04/03/2011.
4/5/2011 9:00 AM 0.32 M M M M Period of rain from 9:00 to 10:30 PM the night of 04/04 and then steadier rain overnight after 2:30 AM. This was associated with a strong cold front moving through the area. The high here on Monday was 86, the warmest it's been since 10/11/2010.
4/6/2011 9:00 AM 0.03 M M M M Light rain fell from observation time yesterday until 11:30 AM 04/05/2011. There were a few light sprinkles scattered throughout the day, not even enough to wet the ground.
4/7/2011 9:00 AM 0.00 0.0 M M M
4/8/2011 9:00 AM 0.02 M M M M Light showers occurred during the predawn hours 4/08.
4/9/2011 9:00 AM 0.37 M M M M Periods of light rain and drizzle throughout the day. There was a brief period of moderate rain around 5 PM.
4/10/2011 9:00 AM 0.00 0.0 M M M
4/11/2011 9:00 AM 0.00 0.0 M M M
4/12/2011 9:00 AM 0.51 M M M M There were a few showers between midnight and 2 AM 4/12. A steady, moderate to heavy rain moved in at 5:30 and continues at the observation time of 9 AM.
4/13/2011 9:00 AM 1.08 M M M M 2-day rain total of 1.59". The rain came in two phases, the first period was a continuation from yesterday and ended at 11 AM. Much of the day was rain free until 6 PM when a more showery, sometimes heavy, rain developed and continued through the overnight. Light rain was occurring at observation time.
4/14/2011 9:00 AM 0.08 M M M M Light rain showers ended at 12:30 PM. 36-hour rainfall amount finished at 1.67".
4/15/2011 9:00 AM 0.00 0.0 M M M
4/16/2011 9:00 AM 0.04 0.0 M 0.0 M
4/17/2011 9:00 AM 1.75 M M M M Periods of rain and thunderstorms much of the day with heavy rain at times. There were two heavier thunderstorms during the day, the first between 3 and 4 PM and the second around 7 PM. Rain ended at 8. A Tornado Watch, Severe Thunderstorms Warning, Flash Flood Watch, Flood Warning, and Wind Advisory were all in effect at various times during the day! There was minor flooding along the stream behind the station location.
4/18/2011 9:00 AM 0.00 0.0 M M M
4/19/2011 9:00 AM T M M M M
4/20/2011 9:00 AM 0.91 M M M M Several rounds of showers and thunderstorms occurred during the late morning and early afternoon.
4/21/2011 9:00 AM 0.00 0.0 M M M
4/22/2011 9:00 AM 0.00 0.0 M M M
4/23/2011 9:00 AM 0.39 M M M M
4/24/2011 9:00 AM 0.12 M M M M One rain shower moved through around 12:30 PM (0.02") and then a quick moving thunderstorm blew through at 9:30 PM (0.10"). The bulk of the night storm passed to the north and west. After a dry winter, we are closing in on 6" of rain for April (5.75").
4/25/2011 9:00 AM 0.13 M M M M There was a thunderstorm between 3 and 3:30 PM in the afternoon which mainly affected areas east of this location. A few late night/early morning rain showers.
4/26/2011 9:00 AM 0.01 M M M M Grazed by a thunderstorm around 9 o'clock Monday evening. Storm moved to the south of this location.
4/27/2011 9:00 AM 0.00 0.0 M M M A broken line of thunderstorms approached this location during the evening hours, be weakened just to the west.
4/28/2011 9:00 AM 1.38 M M M M The massive storm system that has been affecting much of the southern US blew through during the early morning hours. 2 primary thunderstorms occurred between 3 and 5 AM. The second storm had a radar indicated rotation move very close, or just east of this location. The view to the southeast is somewhat limited, but I tried to look for funnel clouds as continuous lightning illuminated the nighttime sky. I didn't see any signs of a funnel, but we did have a brief period of small hail.
4/29/2011 9:00 AM 0.00 0.0 M M M
4/30/2011 9:00 AM 0.00 0.0 M M M
5/1/2011 9:00 AM 0.02 M M M M
5/2/2011 9:00 AM 0.07 M M M M Light rain developed shortly after 1 PM Sunday afternoon and continued throughout the mid-afternoon.
5/3/2011 9:00 AM 0.01 M M M M There was a light rain shower between 7 and 8 PM Monday evening.
5/4/2011 9:00 AM 0.71 M M M M Rain began shortly after 8 PM Tuesday evening and continued off and on until 8 AM this morning.
5/5/2011 9:00 AM 0.01 M M M M A rain shower occurred during the 2 o'clock hour Wednesday afternoon.
5/6/2011 9:00 AM 0.00 0.0 M M M
5/7/2011 9:00 AM 0.03 M M M M Showers occurred around 4 PM and then again at 7 PM in the afternoon and evening.
5/8/2011 9:00 AM 0.01 M M M M Rain shower occurred during the 7 PM hour Saturday evening (05/07).
5/9/2011 9:00 AM 0.00 0.0 M M M
5/10/2011 9:00 AM 0.00 0.0 M M M
5/11/2011 9:00 AM 0.00 0.0 M M M
5/12/2011 9:00 AM 0.00 0.0 M M M
5/13/2011 9:00 AM 0.10 M M M M Showers moved in during the overnight hours early Friday morning.
5/14/2011 9:00 AM 0.11 M M M M
5/15/2011 9:00 AM 0.17 M M M M There was a shower on the morning of 5/14, but most of the rain fell intermittently between 10:30 PM and 6:00 AM 5/14-5/15.
5/16/2011 9:00 AM 0.38 M M M M A couple of rounds of thunderstorms Sunday afternoon between 2 and 7 PM. Patchy fog after midnight.
5/17/2011 9:00 AM 1.05 M M M M Thunderstorms moved in from the southeast after 9 PM Monday night and lasted a couple of hours. There was a break around midnight and more rain moved in overnight.
5/18/2011 9:00 AM 1.40 M M M M The first round of heavy rain (0.75") occurred between 2 and 3 PM with a short break before another thunderstorm occurred from 4 to 5 PM. There has been minor flooding on the small stream near the station and ponding of water in the low fields around the area. We've had 3.21" of rain since Friday and 4.07" for the month of May.
5/19/2011 9:00 AM 0.11 M M M M Almost all of the rain fell just after observation yesterday morning (between 9 and 10 AM). The remainder of the day several thunderstorms came close enough to drop a few sprinkles, but nothing more.
5/20/2011 9:00 AM 0.01 M M M M Period of light rain Thursday morning, 05/19.
5/21/2011 9:00 AM 0.00 0.0 M M M
5/22/2011 9:00 AM 0.00 0.0 M M M
5/23/2011 9:00 AM 0.06 M M M M There was a rain shower between 12:00 and 1:00 PM on 5/22 that dropped 0.05". At 1:00 AM this station got grazed by a thunderstorm with another 0.01". Our monthly total is now 4.24".
5/24/2011 9:00 AM 0.58 M M M M We had a thunderstorm in the 4 o'clock hour. A severe thunderstorm watch and warning were issued during the day, but there was no severe weather at this location.
5/25/2011 9:00 AM T M M M M A few sprinkles at 9 o'clock last evening as we were on the northern fringe of a shower passing to the south.
5/26/2011 9:00 AM 0.00 0.0 M M M
5/27/2011 9:00 AM 0.02 M M M M A severe thunderstorm over the mountains weakened as it moved into the Valley around 630 PM 5/26. Still, it produced severe winds which caused damage and power outages across the northern part of the county. A power line was blown over and trapped a woman in her car on Stephenson Road about 1/2 mile from this location. We were without electricity from 6:30 PM until midnight. Another storm grazed us around 12:45 AM producing more high winds and a very vivid lightning display. Despite all of this, we only picked up 0.02" of rain with the second storm.
5/28/2011 9:00 AM 0.01 M M M M
5/29/2011 9:00 AM 0.06 M M M M A shower occurred at 1 PM Saturday, 05/28/2011, and gave us 0.06". This pushed the yearly total over the 20" mark at 20.05" and 4.91" for the month of May.
5/30/2011 9:00 AM 0.00 0.0 M M M
5/31/2011 9:00 AM 0.00 0.0 M M M
6/1/2011 9:00 AM 0.00 0.0 M M M
6/2/2011 9:00 AM 0.00 0.0 M M M
6/3/2011 9:00 AM 0.00 0.0 M M M Daily observation inadvertently deleted from the record and added back in on 07/09/2011.
6/4/2011 9:00 AM 0.00 0.0 M M M
6/5/2011 9:00 AM 0.05 M M M M Thunderstorm between 4:30 and 5:00 AM on June 05.
6/6/2011 9:00 AM 0.00 0.0 M M M
6/7/2011 9:00 AM 0.00 0.0 M M M
6/8/2011 9:00 AM 0.00 0.0 M M M
6/9/2011 9:00 AM 0.00 0.0 M M M
6/10/2011 9:00 AM T M M M M
6/11/2011 9:00 AM 0.08 M M M M Thunderstorms were in the area between 2 and 4:30 AM early Saturday morning. Most of the rain fell south and west of this location, but we did get a vivid lightning show and some gusty winds.
6/12/2011 9:00 AM 0.00 0.0 M M M Showers and thunderstorms in the area at various points during the day, but not even a drop of rain here.
6/13/2011 9:00 AM 0.22 M M M M A developing thunderstorm dropped a quick 0.22" of rain in the 3 o'clock hour on Sunday afternoon.
6/14/2011 9:00 AM 0.00 0.0 M M M
6/15/2011 9:00 AM 0.00 0.0 M M M
6/16/2011 9:00 AM 0.00 0.0 M M M
6/17/2011 9:00 AM 0.16 M M M M After some non-measurable showers earlier in the day, a downpour with a few flashes of lightning at 10:45 PM last evening gave us 0.16" of rain.
6/18/2011 9:00 AM 0.08 M M M M Brief downpour occurred after 3 AM this morning from a decaying thunderstorm complex coming out of the Ohio Valley. During the day Friday, thunderstorms were in the area at times, but only sprinkles occurred at this location (nothing measurable).
6/19/2011 9:00 AM 0.21 M M M M Most of the measurable rain (0.18") fell between 4:45 and 6 AM this morning. The remainder of the total (0.03") occurred Saturday evening around sunset. After a very wet spring, the total rainfall for the month of June is now just 0.72".
6/20/2011 9:00 AM 0.37 M M M M There was a rain shower Sunday afternoon around 5 PM, but most of the rain occurred from just after midnight 6/20/11 until 8 AM. Light drizzle was occurring at observation time.
6/21/2011 9:00 AM 0.01 M M M M
6/22/2011 9:00 AM 0.03 M M M M Thunderstorms were in the area much of the evening into the overnight with a vivid late night lightning display. Only 0.03" of rain as much of the activity occurred east and north of this location.
6/23/2011 9:00 AM T M M M M
6/24/2011 9:00 AM 0.05 M M M M Brief thunderstorm at 2:30 AM.
6/25/2011 9:00 AM 0.00 0.0 M M M
6/26/2011 9:00 AM 0.00 0.0 M M M
6/27/2011 9:00 AM 0.01 M M M M
6/28/2011 9:00 AM 0.03 M M M M Rain occurred between 5 and 6 AM early this morning.
6/29/2011 9:00 AM 0.00 0.0 M M M
6/30/2011 9:00 AM 0.00 0.0 M M M
7/1/2011 9:00 AM 0.00 0.0 M M M
7/2/2011 9:00 AM 0.00 0.0 M M M
7/3/2011 9:00 AM 0.26 M M M M Thunderstorm at 2:30 AM and period of rain to follow through 4 AM.
7/4/2011 9:00 AM 0.06 M M M M Brief thunderstorm occurred at 5:45 PM 07/03 (0.04"). There was also a shower overnight at 3:30 AM 07/04 (0.02").
7/5/2011 9:00 AM 0.56 M M M M Thunderstorms moved into the area after 6 PM and continued for around 60 minutes on July 4. Several very close lightning strikes.
7/6/2011 9:00 AM 0.00 0.0 M M M
7/7/2011 9:00 AM 0.00 0.0 M M M
7/8/2011 9:00 AM 0.11 M M M M Storms occurred mainly to our west from midnight until 2AM.
7/9/2011 9:00 AM 1.99 M M M M Thunderstorms moved into the area around 2:15 and we had a 1 to 1.5 hour period of very heavy rain with some minor flooding. Compared to previous storms, there wasn't a whole lot of lightning with this event. Interestingly, more rain fell in one hour yesterday afternoon than during the entire month of June.
7/10/2011 9:00 AM 0.00 0.0 M M M
7/11/2011 9:00 AM 0.00 0.0 M M M
7/12/2011 9:00 AM 0.70 M M M M An intense thunderstorm affected the region between 6:30 and 7:00 PM. High winds, frequent lightning, and very heavy rain occurred during this time frame.
7/13/2011 9:00 AM 0.00 0.0 M M M
7/14/2011 9:00 AM 0.60 M M M M Thunderstorm at 2:15 PM Wednesday afternoon 07/13. Heavy rain, gusty winds, and frequent lightning but nothing severe. July precipitation is now at 4.18".
7/15/2011 9:00 AM 0.00 0.0 M M M
7/16/2011 9:00 AM 0.00 0.0 M M M
7/17/2011 9:00 AM 0.00 0.0 M M M
7/18/2011 9:00 AM 0.00 0.0 M M M
7/19/2011 9:00 AM 0.00 0.0 M M M
7/20/2011 9:00 AM 0.00 0.0 M M M
7/21/2011 9:00 AM 0.00 0.0 M M M
7/22/2011 9:00 AM 0.00 0.0 M M M
7/23/2011 9:00 AM 0.32 M M M M Very hot summer day with a high temperature of 104 and a heat index around 115. At 3:45 PM we had a cooling thunderstorm with brief heavy rain, gusty winds, and a lot of lightning. There was damage reported in and west of Winchester, but nothing noted in the immediate area.
7/24/2011 9:00 AM 0.00 0.0 M M M
7/25/2011 9:00 AM T M M M M Two rounds of sprinkles. The first around noon and then again around 6:30 PM Sunday.
7/26/2011 9:00 AM T M M M M A cooling breeze and very light shower yesterday afternoon around 2 PM. No measurable rain, but almost enough to dampen the pavement.
7/27/2011 9:00 AM 0.00 0.0 M M M
7/28/2011 9:00 AM 0.00 0.0 M M M
7/29/2011 9:00 AM T M M M M A few sprinkles around lunchtime Thursday.
7/30/2011 9:00 AM 0.00 0.0 M M M
7/31/2011 9:00 AM 0.00 0.0 M M M
8/1/2011 9:00 AM 0.00 0.0 M M M
8/2/2011 6:45 AM 0.01 M M M M Thunderstorms in the area at 6:30 yesterday evening. Mostly south and east of this location.
8/3/2011 6:45 AM 0.03 M M M M A rain shower occurred at this location starting just before 6 AM this morning and ending by observation time.
8/4/2011 7:00 AM 0.04 M M M M Mostly cloudy day with a few early afternoon showers in the 1 to 3 o'clock time frame.
8/5/2011 7:00 AM 0.00 0.0 M M M
8/6/2011 7:00 AM 0.00 0.0 M M M
8/7/2011 7:00 AM 0.44 M M M M Most of the rain (0.43") fell from a band of moderate rain that moved through the Winchester area yesterday evening. Another 0.01" occurred during the pre-dawn hours this morning.
8/8/2011 6:00 AM 0.00 0.0 M M M
8/9/2011 6:00 AM 0.00 0.0 M M M
8/10/2011 6:00 AM 0.02 M M M M There was a period of light rain during the late morning hours on 8/9, roughly in the 10:30 to 11:00 AM time frame.
8/11/2011 6:00 AM 0.00 0.0 M M M
8/12/2011 6:00 AM 0.00 0.0 M M M
8/13/2011 7:00 AM 0.00 0.0 M M M
8/14/2011 7:00 AM 0.04 M M M M 0.01" Saturday afternoon (8/13) from a thunderstorm that was mostly north of the area. 0.03" in the pre-dawn hours on Sunday (8/14). Cloudy and 67/65 at observation time of 7 AM.
8/15/2011 7:00 AM 0.20 M M M M
8/16/2011 7:00 AM 0.21 M M M M Thunderstorm produced very frequent and vivid lightning in addition to strong gusty winds (estimated about 40 mph) between 6:30 and 7:30 PM. Most of the rain from the storm appeared to miss this location, though there still was an intense downpour.
8/17/2011 7:00 AM 0.08 M M M M Brief downpour at 6:30 PM 08/16.
8/18/2011 7:00 AM 0.00 0.0 M M M
8/19/2011 7:00 AM 0.02 M M M M
8/20/2011 7:00 AM 0.04 M M M M A couple of on and off thunderstorms and rain showers were in the vicinity between 5 and 11 PM. No direct hits, but a little rain none-the-less.
8/21/2011 7:00 AM 0.00 0.0 M M M
8/22/2011 7:00 AM 0.16 M M M M A downpour with one clap of thunder occurred between 1 and 1:30 PM Sunday 08/21/2011.
8/23/2011 7:00 AM 0.00 0.0 M M M
8/24/2011 7:00 AM 0.00 0.0 M M M
8/25/2011 6:45 AM 0.00 0.0 M M M
8/26/2011 7:00 AM 0.13 M M M M
8/27/2011 7:00 AM 0.00 0.0 M M M
8/28/2011 7:00 AM 0.64 M M M M The outermost rain bands from Hurricane Irene moved through during the afternoon on Saturday, 08/27. Steadier rain developed between 11 PM and 2:30 AM before tapering off to a few sprinkles at observation time.
8/29/2011 7:00 AM T M M M M There was some very light rain just after yesterday's observation time as HRCN Irene was pulling away.
8/30/2011 7:00 AM 0.02 M M M M Rain shower occurred during the late afternoon of 08/29. Approximately in the 5:30 to 7:00 PM time frame.
8/31/2011 7:00 AM 0.00 0.0 M M M
9/1/2011 7:00 AM 0.00 0.0 M M M
9/2/2011 7:00 AM 0.53 M M M M A heavy rain shower with a few rumbles of thunder produced 0.32" during the early afternoon 09/01 between 12 and 1 PM. Another 0.17" fell in the early morning hours 09/02 around 3:30 AM. Yet another 0.04" just before observation from a thunderstorm for a grand total of 0.53".
9/3/2011 7:00 AM 0.01 M M M M 0.01 fell from the tail end of the thunderstorm that was occurring at observation time yesterday.
9/4/2011 7:00 AM 0.00 0.0 M M M
9/5/2011 7:00 AM 0.17 M M M M Thunderstorms were in the area much of Sunday evening off to the west and southwest. There were 2 periods of brief heavy rain at this location: 1. 11:15 - 11:30 PM: 0.07". 2. Around 1:30 AM: 0.10"
9/6/2011 7:00 AM 0.88 M M M M Light rain began at 5 PM Monday evening and continued intermittently through observation time this morning. Heavier periods of rain were noted around 2 AM and from 5 to 6 AM Tuesday morning. Light rain and 60 degrees at observation time.
9/7/2011 7:00 AM 1.48 M M M M Light rain and drizzle occurred throughout the day with the steadiest, and at times moderate, rain falling from 3 PM Tuesday evening until 1 AM Wednesday morning. Light drizzle and 60 degrees at observation time.
9/8/2011 7:00 AM 0.04 M M M M Light rain ended yesterday morning. Just a few drops at times later on during the day.
9/9/2011 7:00 AM 0.28 M M M M Periods of light rain and drizzle developed during the early afternoon and continued intermittently until observation time. Currently light rain and 68 F.
9/10/2011 7:00 AM 0.08 M M M M Rain ended just after 8 AM 9/9/11 and there was actually some sunshine later in the day!
9/11/2011 7:00 AM 0.00 0.0 M M M
9/12/2011 7:00 AM 0.02 M M M M A rain shower occurred at 5:30 PM Sunday 09/11. A few rumbles of thunder and additional sprinkles between 8 and 9 PM.
9/13/2011 7:00 AM T M M M M Brief shower in the 1 o'clock hour yesterday afternoon.
9/14/2011 7:00 AM 0.00 0.0 M M M
9/15/2011 7:00 AM 0.07 M M M M Thunderstorm occurred between 7:00 and 7:30 PM. We were in a relative gap as a severe cell moved to our north and southwest. There were additional showers with some thunder around 9 PM producing trace rain amounts.
9/16/2011 7:00 AM 0.04 M M M M Measureable rainfall occurred around 9 AM and between 3:30 and 4:00 PM. Cold front moved through and it became quite chilly for September!
9/17/2011 7:00 AM 0.00 0.0 M M M
9/18/2011 7:00 AM 0.03 M M M M Period of light rain after observation yesterday around 10 AM.
9/19/2011 7:00 AM 0.00 0.0 M M M
9/20/2011 7:00 AM 0.14 M M M M Light rain began around 4:30 AM and continues up to observation. Currently light rain and 60 degrees.
9/21/2011 7:00 AM 0.05 M M M M Light rain continued from observation time Tuesday morning (9/20) and ended at 10 AM.
9/22/2011 7:00 AM T M M M M
9/23/2011 7:00 AM 0.00 0.0 M M M Brief shower early this morning. Dense fog and 64 degrees at observation time.
9/24/2011 7:00 AM 0.22 M M M M Rain developed just after 9:30 AM 09/23 and continued through early afternoon, ending around 3:00 PM.
9/25/2011 7:00 AM 0.00 0.0 M M M
9/26/2011 7:00 AM 0.01 M M M M
9/27/2011 7:00 AM 0.27 M M M M The dog woke me up at exactly 4:10 AM with thunderstorm activity in the area. Thunderstorms persisted until approximately 5 AM. Patchy ground fog under partly cloudy skies and 69 degrees at observation time.
9/28/2011 7:00 AM 0.00 0.0 M M M
9/29/2011 7:00 AM 0.06 M M M M Rain showers yesterday morning from 7:30 AM until 8:30 AM.
9/30/2011 7:00 AM T M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes



Observation Date Observation Time Notes Largest Stone Size Average Stone Size Smallest Stone Size Stone Consistency Duration Minutes Durration Accuracy Damage Timing More Rain than Hail Hail Started Largest Hail Started Angle of Impact Number of Stones on Pad Distance Between Stones on Pad Depth of Stones on Ground