Station Overview Station Location
Station Number MD-MG-24 Latitude 39.059816
Station Name White Oak 1.2 N Longitude -76.988447
County Montgomery Elevation (ft) 358



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 09 3.52 5.62 16 5.62 16 0.00 0 0 13 3 0.0 0 0
Nov 09 3.52 4.50 15 4.50 15 0.00 0 0 13 2 0.0 0 0
Dec 09 3.30 7.46 23 7.46 23 0.00 0 0 13 0 19.4 4 11
Jan 10 3.01 2.19 26 2.19 26 0.00 0 0 10 3 7.0 2 5
Feb 10 2.82 3.64 28 3.64 28 0.00 0 0 9 2 36.8 7 28
March 10 3.80 4.09 21 4.09 21 0.00 0 0 13 3 0.0 0 1
April 10 3.42 2.07 8 2.07 8 0.00 0 0 7 1 0.0 0 0
May 10 4.32 3.63 13 3.63 13 0.00 0 0 10 2 0.0 0 0
June 10 3.93 2.35 11 2.35 11 0.00 0 0 10 1 0.0 0 0
July 10 4.04 5.93 10 5.93 10 0.00 0 0 9 1 0.0 0 0
Aug 10 3.26 5.75 13 5.75 13 0.00 0 0 12 0 0.0 0 0
Sept 10 4.04 3.49 7 3.49 7 0.00 0 0 7 0 0.0 0 0
Water Year Totals: 42.98" 50.72" 191 days 50.72" 191 0.00" 0 days 0 126 days 18 days 63.2" 13 days 45 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
10/1/2009 T
10/2/2009
10/3/2009 0.06
10/4/2009
10/5/2009
10/6/2009
10/7/2009 0.02
10/8/2009
10/9/2009
10/10/2009 0.02
10/11/2009 0.02
10/12/2009
10/13/2009
10/14/2009
10/15/2009 0.20
10/16/2009 0.76
10/17/2009 0.64
10/18/2009 1.47
10/19/2009 T
10/20/2009
10/21/2009
10/22/2009
10/23/2009
10/24/2009 0.04
10/25/2009 0.41
10/26/2009
10/27/2009 0.80
10/28/2009 1.17
10/29/2009
10/30/2009 T
10/31/2009 0.01
11/1/2009 0.45
11/2/2009 0.16
11/3/2009
11/4/2009
11/5/2009 T
11/6/2009 0.03
11/7/2009
11/8/2009
11/9/2009
11/10/2009
11/11/2009 0.14
11/12/2009 1.10
11/13/2009 0.14
11/14/2009 0.37
11/15/2009 0.01
11/16/2009
11/17/2009
11/18/2009
11/19/2009 T
11/20/2009 0.56
11/21/2009
11/22/2009
11/23/2009
11/24/2009 0.88
11/25/2009 0.18
11/26/2009 0.05
11/27/2009 0.43
11/28/2009
11/29/2009
11/30/2009
12/1/2009 0.28
12/2/2009
12/3/2009 0.81
12/4/2009
12/5/2009 0.02
12/6/2009 0.75
12/7/2009 0.00
12/8/2009 0.00
12/9/2009 1.61
12/10/2009 0.01
12/11/2009
12/12/2009
12/13/2009 0.04
12/14/2009 0.74
12/15/2009
12/16/2009
12/17/2009
12/18/2009
12/19/2009 0.43
12/20/2009 1.14
12/21/2009 0.00
12/22/2009 0.00
12/23/2009 0.00
12/24/2009 0.00
12/25/2009 0.00
12/26/2009 1.30
12/27/2009 0.09
12/28/2009 0.00
12/29/2009 0.00
12/30/2009 0.00
12/31/2009 0.24
Day of YearDaily PrcpMultiday Prcp
1/1/2010 0.27
1/2/2010 0.00
1/3/2010 0.00
1/4/2010 0.00
1/5/2010 T
1/6/2010 T
1/7/2010 0.00
1/8/2010 0.13
1/9/2010 0.00
1/10/2010 0.00
1/11/2010 0.00
1/12/2010 0.00
1/13/2010 0.00
1/14/2010 0.00
1/15/2010 0.00
1/16/2010 0.00
1/17/2010 0.01
1/18/2010 0.62
1/19/2010
1/20/2010 0.04
1/21/2010 0.00
1/22/2010 0.16
1/23/2010 T
1/24/2010
1/25/2010 0.57
1/26/2010 0.06
1/27/2010 0.01
1/28/2010
1/29/2010
1/30/2010
1/31/2010 0.32
2/1/2010 0.00
2/2/2010 0.00
2/3/2010 0.38
2/4/2010 0.00
2/5/2010 0.00
2/6/2010 1.17
2/7/2010 0.52
2/8/2010 0.00
2/9/2010 0.00
2/10/2010 0.62
2/11/2010 0.65
2/12/2010 0.00
2/13/2010 0.00
2/14/2010 0.00
2/15/2010 0.00
2/16/2010 0.04
2/17/2010 0.00
2/18/2010 T
2/19/2010 0.00
2/20/2010 0.00
2/21/2010 0.00
2/22/2010 0.00
2/23/2010 0.20
2/24/2010 0.00
2/25/2010 0.03
2/26/2010 T
2/27/2010 0.03
2/28/2010 0.00
3/1/2010 T
3/2/2010 0.00
3/3/2010 0.08
3/4/2010 0.01
3/5/2010 0.00
3/6/2010 0.00
3/7/2010 0.00
3/8/2010 0.00
3/9/2010
3/10/2010
3/11/2010
3/12/2010 0.55
3/13/2010 0.76
3/14/2010 0.89
3/15/2010 0.04
3/16/2010 0.07
3/17/2010
3/18/2010
3/19/2010
3/20/2010
3/21/2010
3/22/2010 T
3/23/2010 0.61
3/24/2010 T
3/25/2010
3/26/2010 0.22
3/27/2010 0.10
3/28/2010
3/29/2010 0.72
3/30/2010 0.03
3/31/2010 0.01
Day of YearDaily PrcpMultiday Prcp
4/1/2010
4/2/2010
4/3/2010
4/4/2010
4/5/2010
4/6/2010 T
4/7/2010
4/8/2010
4/9/2010 0.69
4/10/2010
4/11/2010
4/12/2010
4/13/2010
4/14/2010 0.15
4/15/2010
4/16/2010
4/17/2010 0.01
4/18/2010
4/19/2010
4/20/2010
4/21/2010
4/22/2010 0.30
4/23/2010
4/24/2010
4/25/2010 0.14
4/26/2010 0.69
4/27/2010 0.09
4/28/2010
4/29/2010
4/30/2010
5/1/2010
5/2/2010
5/3/2010 0.36
5/4/2010 0.18
5/5/2010
5/6/2010
5/7/2010
5/8/2010
5/9/2010
5/10/2010
5/11/2010
5/12/2010 0.18
5/13/2010 0.80
5/14/2010
5/15/2010 0.00
5/16/2010
5/17/2010 0.02
5/18/2010 0.38
5/19/2010 0.06
5/20/2010 T
5/21/2010
5/22/2010
5/23/2010 1.20
5/24/2010 0.29
5/25/2010
5/26/2010 T
5/27/2010
5/28/2010 0.16
5/29/2010
5/30/2010
5/31/2010
6/1/2010
6/2/2010 0.01
6/3/2010
6/4/2010 0.07
6/5/2010 0.02
6/6/2010
6/7/2010 0.33
6/8/2010
6/9/2010
6/10/2010 0.09
6/11/2010
6/12/2010
6/13/2010 T
6/14/2010
6/15/2010 0.17
6/16/2010 0.21
6/17/2010 0.65
6/18/2010
6/19/2010
6/20/2010
6/21/2010
6/22/2010
6/23/2010 0.28
6/24/2010
6/25/2010
6/26/2010
6/27/2010
6/28/2010
6/29/2010 0.52
6/30/2010
Day of YearDaily PrcpMultiday Prcp
7/1/2010
7/2/2010
7/3/2010
7/4/2010
7/5/2010
7/6/2010
7/7/2010
7/8/2010
7/9/2010
7/10/2010 0.04
7/11/2010 0.44
7/12/2010
7/13/2010 1.50
7/14/2010 2.03
7/15/2010 0.18
7/16/2010
7/17/2010 0.22
7/18/2010
7/19/2010 0.28
7/20/2010
7/21/2010 T
7/22/2010
7/23/2010
7/24/2010
7/25/2010
7/26/2010 0.78
7/27/2010
7/28/2010
7/29/2010
7/30/2010 0.46
7/31/2010
8/1/2010 0.07
8/2/2010 0.09
8/3/2010
8/4/2010 0.57
8/5/2010 0.00
8/6/2010 0.01
8/7/2010
8/8/2010
8/9/2010
8/10/2010
8/11/2010
8/12/2010 0.18
8/13/2010 2.42
8/14/2010 0.03
8/15/2010
8/16/2010 0.17
8/17/2010
8/18/2010 1.00
8/19/2010 1.07
8/20/2010
8/21/2010
8/22/2010
8/23/2010 0.05
8/24/2010 0.09
8/25/2010
8/26/2010
8/27/2010
8/28/2010
8/29/2010
8/30/2010
8/31/2010
9/1/2010
9/2/2010
9/3/2010
9/4/2010
9/5/2010
9/6/2010
9/7/2010
9/8/2010
9/9/2010
9/10/2010
9/11/2010
9/12/2010 0.57
9/13/2010 0.11
9/14/2010
9/15/2010
9/16/2010
9/17/2010 0.16
9/18/2010
9/19/2010
9/20/2010
9/21/2010
9/22/2010
9/23/2010 0.43
9/24/2010
9/25/2010
9/26/2010
9/27/2010 0.35
9/28/2010 0.15
9/29/2010
9/30/2010 1.72



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2009 7:00 AM T M M M M Few midday sprinkles
10/3/2009 7:00 AM 0.06 M M M M Few shwrs during eve
10/7/2009 7:00 AM 0.02 M M M M Few shwrs predawn
10/10/2009 7:00 AM 0.02 M M M M Few shwrs after midnite
10/11/2009 7:00 AM 0.02 M M M M Occnl light rain mid am until early aftn
10/15/2009 7:00 AM 0.20 M M M M Light rain developing midaftn ending mideve then a few shwrs overnite with a steady rain redeveloping pre-dawn
10/16/2009 7:00 AM 0.76 M M M M Rain,moderate at times,tapering to drizzle late in day then periods of rain & drizzle overnite
10/17/2009 7:00 AM 0.64 M M M M Rain & drizzle with rain moderate at times overnite
10/18/2009 7:00 AM 1.47 M M M M Rain, moderate at times, ending by dawn (storm total 3.07")
10/19/2009 7:00 AM T M M M M Some drizzle midam until midday
10/24/2009 7:00 AM 0.04 M M M M Brief shwrs early eve (T) & mid eve
10/25/2009 7:00 AM 0.41 M M M M Few am shwrs (.01") then aftn shwrs, briefly heavy, with a late aftn t-shwr (.40"). 40 T-storms in '09, most ever observed, none severe
10/27/2009 7:00 AM 0.80 M M M M Rain developing overnite, heavy at times, becoming light about dawn
10/28/2009 7:00 AM 1.17 M M M M Drizzle with periods of light rain during day then rain, heavy at times overnite, ending by dawn (event total 1.97")
10/30/2009 7:00 AM T M M M M Some drizzle mid-late eve
10/31/2009 7:00 AM 0.01 M M M M Few shwrs around midnite
11/1/2009 7:00 AM 0.45 M M M M Few shwrs early to mid eve (.03") then rain developing overnite, moderate at times, thru obs time. Oct. rainfall: 5.65" Annual precip thru 10/31: 45.98"
11/2/2009 7:00 AM 0.16 M M M M Rain until early aftn
11/5/2009 7:00 AM T M M M M Some midaftn sprinkles
11/6/2009 7:00 AM 0.03 M M M M Brief mid aftn shwr then some late aftn sprinkles
11/11/2009 7:00 AM 0.14 M M M M Light rain developing overnite thru obs time
11/12/2009 7:00 AM 1.10 0.0 M M M Rain, moderate at times, thru obs time
11/13/2009 7:00 AM 0.14 M M M M Periods of light rain ending toward dawn. Event total: 1.38"
11/14/2009 7:00 AM 0.37 M M M M Period of rain,moderate at times mid am until early aftn (.35") then drizzle during eve & overnite (.02") (Event total: 1.75")
11/15/2009 7:00 AM 0.01 M M M M Ocnl drizzle until early aftn (Event total: 1.76")
11/19/2009 7:00 AM T M M M M Few brief shwrs overnite
11/20/2009 7:00 AM 0.56 M M M M Few shwrs & some drizzle during day then heavy t-shwrs mid-late eve. (41st t-storm of 2009; all-time record; zero were severe)
11/24/2009 7:00 AM 0.88 M M M M Some post dawn sprinkles then rain developing midday, moderate at times thru overnite, tapering to drizzle by dawn
11/25/2009 7:00 AM 0.18 M M M M Occnl drizzle during day (.01") then light rain overnite until obs time (.17")
11/26/2009 7:00 AM 0.05 M M M M Lt rain & drizzle with drizzle until midaftn (.04") then drizzle with thick fog overnite (.01")
11/27/2009 7:00 AM 0.43 M M M M Some drizzle (T) with fog during day then heavy shwrs mid-late eve then rain ending overnite. Monthly rainfall: 4.47"; Precip yr. to date: 50.45"
12/1/2009 7:00 AM 0.28 M M M M Periods of rain mid am until late aftn. Monthly total: 4.75"; Precip year to date: 40.73".
12/3/2009 7:00 AM 0.81 M M M M Rain arriving early aftn, occasional & moderate at times during eve & ending overnite
12/5/2009 7:00 AM 0.02 M M M M Rain developing predawn
12/6/2009 7:00 AM 0.75 2.0 M 2.0 M Rain changing to wet snow (1st of season) by 9:00am becoming moderate at times late am, ending by eve. Event precip total (.77")
12/7/2009 7:00 AM 0.00 0.0 M 1.0 M
12/8/2009 7:00 AM 0.00 0.0 M 1.0 M
12/9/2009 7:00 AM 1.61 T M T M Sleet developing mideve quickly changing to rain, heavy at times overnite, diminishing by dawn
12/10/2009 7:00 AM 0.01 0.0 M 0.0 M Light rain ending before midam (event total 1.62")
12/13/2009 7:00 AM 0.04 M M M M Light rain developing pre-dawn
12/14/2009 7:00 AM 0.74 M M M M Rain, heavy at times late am & midday, ending midaftn (event total:.78")
12/19/2009 7:00 AM 0.43 6.0 M 6.0 M Snow developing mideve, moderate at times overnite thru obs time
12/20/2009 7:00 AM 1.14 11.0 M 17.0 M Snow, heavy at times, diminishing late in day, ending late eve. Tied with 2/16-17/'03 for 4th greatest snowstorm ever recorded (17.0") & greatest ever in December.
12/21/2009 7:00 AM 0.00 0.0 M 16.0 M
12/22/2009 7:00 AM 0.00 0.0 M 15.0 M
12/23/2009 7:00 AM 0.00 0.0 M 13.0 M
12/24/2009 7:00 AM 0.00 0.0 M 12.0 M
12/25/2009 7:00 AM 0.00 0.0 M 12.0 M
12/26/2009 7:00 AM 1.30 0.0 M 2.0 M Occasional rain with fog during aftn then steady rain by late aftn, moderate to heavy at times during eve & overnite diminishing by dawn. Swamp in front & back yard from rainfall & melting snow.
12/27/2009 7:00 AM 0.09 0.0 M T M Am light rain then aftn drizzle ending late in day. (event total 1.39")
12/28/2009 7:00 AM 0.00 0.0 M T M
12/29/2009 7:00 AM 0.00 0.0 M T M
12/30/2009 7:00 AM 0.00 0.0 M T M
12/31/2009 7:00 AM 0.24 0.4 M T M Sleet & freezing rain (coating of glaze) developing overnite changing to light snow thru obs time
1/1/2010 7:00 AM 0.27 T M T M Light snow ending post dawn (.04" water equiv) then rain developing midaftn ending late eve (.23") Monthly Precip: 7.45" Snowfall: 19.4" (both are greatest ever in Dec); 5th snowiest month ever; Annual Precip: 58.18" (3rd greatest ever) Annual Snowfall: 29.1" (3rd snowiest since '88)
1/2/2010 7:00 AM 0.00 0.0 M T M
1/3/2010 7:00 AM 0.00 0.0 M T M
1/4/2010 7:00 AM 0.00 0.0 M T M
1/5/2010 7:00 AM T T M T M Snow flurries about obs time
1/6/2010 7:00 AM T T M T M Some flurries post dawn
1/7/2010 7:00 AM 0.00 0.0 M T M
1/8/2010 7:00 AM 0.13 1.8 M 2.0 M Light snow developing mideve ending predawn
1/9/2010 7:00 AM 0.00 0.0 M 1.0 M Some blowing snow in am
1/10/2010 7:00 AM 0.00 0.0 M 1.0 M
1/11/2010 7:00 AM 0.00 0.0 M 1.0 M
1/12/2010 7:00 AM 0.00 0.0 M T M
1/13/2010 7:00 AM 0.00 0.0 M T M
1/14/2010 7:00 AM 0.00 0.0 M T M
1/15/2010 7:00 AM 0.00 0.0 M T M
1/16/2010 7:00 AM 0.00 0.0 M 0.0 M 1st occurrence for zero snow depth since 12/18/09.
1/17/2010 7:00 AM 0.01 M M M M Lt rain beginning predawn
1/18/2010 7:00 AM 0.62 M M M M Rain,moderate at times, tapering to drizzle by midaftn, ending late eve (storm total.63")
1/20/2010 7:00 AM 0.04 T M T M Period of light sleet late at nite ending predawn
1/21/2010 7:00 AM 0.00 0.0 M 0.0 M
1/22/2010 7:00 AM 0.16 T M 0.0 M Sleet developing mideve changing to light rain late eve then ending overnite
1/23/2010 7:00 AM T M M M M Some sprinkles post dawn
1/25/2010 7:00 AM 0.57 M M M M Am drizzle (.01") then periods of rain developing by eve, moderate at times overnite, ending predawn(.56").
1/26/2010 7:00 AM 0.06 M M M M Brief shwr midam & late aftn; some early & mid eve sprinkles
1/27/2010 7:00 AM 0.01 T M 0.0 M Brief snow shwr late aftn
1/31/2010 7:00 AM 0.32 5.2 M 5.0 M Snow developing post dawn, moderate at times during day, ending late eve. Monthly precip: 1.92" Monthly snowfall: 7.0"
2/1/2010 7:00 AM 0.00 0.0 M 4.0 M
2/2/2010 7:00 AM 0.00 0.0 M 3.0 M
2/3/2010 7:00 AM 0.38 4.0 M 5.0 M Light snow developing late aftn, moderate at times during eve, ending overnite
2/4/2010 7:00 AM 0.00 0.0 M 2.0 M
2/5/2010 7:00 AM 0.00 0.0 M 2.0 M
2/6/2010 7:00 AM 1.17 18.0 M 20.0 M Snow developing mid-late am, moderate at times by midaftn thru overnite with heavy snow during eve
2/7/2010 7:00 AM 0.52 6.5 M 24.0 M Snow, moderate at times, ending late aftn (Event total: 24.5" greatest on record surpassing 21.5" from 1/6-8/'96; Water equivalent: 1.69")
2/8/2010 7:00 AM 0.00 0.0 M 22.0 M
2/9/2010 7:00 AM 0.00 0.0 M 21.0 M
2/10/2010 7:00 AM 0.62 4.0 M 26.0 M Light snow developing late aftn changing to sleet late eve then back to snow overnite becoming moderate around dawn with strong winds developing, creating whiteout/blizzard conditions, blowing & drifting snow.
2/11/2010 7:00 AM 0.65 4.0 M 28.0 M Wind driven snow, blowing & drifting, with whiteout/blizzard conditions at times with snow ending mid eve. (Event total 8.0"/SWE: 1.27") Greatest snow depth on record.
2/12/2010 7:00 AM 0.00 0.0 M 26.0 M
2/13/2010 7:00 AM 0.00 0.0 M 24.0 M
2/14/2010 7:00 AM 0.00 0.0 M 23.0 M
2/15/2010 7:00 AM 0.00 0.0 M 22.0 M
2/16/2010 7:00 AM 0.04 0.1 M 21.0 M Period of light snow midaftn ending as drizzle late aftn
2/17/2010 7:00 AM 0.00 0.0 M 20.0 M
2/18/2010 7:00 AM T T M 19.0 M Few snow flurries mideve
2/19/2010 7:00 AM 0.00 0.0 M 16.0 M
2/20/2010 7:00 AM 0.00 0.0 M 14.0 M
2/21/2010 7:00 AM 0.00 0.0 M 13.0 M
2/22/2010 7:00 AM 0.00 0.0 M 12.0 M
2/23/2010 7:00 AM 0.20 0.0 M 10.0 M Light rain developing midaftn ending mideve
2/24/2010 7:00 AM 0.00 0.0 M 8.0 M
2/25/2010 7:00 AM 0.03 T M 6.0 M Period of light rain then light snow overnite
2/26/2010 7:00 AM T T M 4.0 M Flurries early eve
2/27/2010 7:00 AM 0.03 0.2 M 3.0 M Ocnl snow flurries during day with snow shwrs during eve. Monthly snowfall: 36.8" all-time monthly record.
2/28/2010 7:00 AM 0.00 0.0 M 2.0 M
3/1/2010 7:00 AM T T M 1.0 M Some am flurries
3/2/2010 7:00 AM 0.00 0.0 M T M Generally bare ground by aftn; 1st occurrence since 1/30: longest on record with at least 1" snow depth.
3/3/2010 7:00 AM 0.08 T M T M Ocnl light rain & snow developing midaftn ending about dawn.
3/4/2010 7:00 AM 0.01 0.0 M T M Ocnl light rain during aftn; few eve sprinkles.
3/5/2010 7:00 AM 0.00 0.0 M T M
3/6/2010 7:00 AM 0.00 0.0 M T M
3/7/2010 7:00 AM 0.00 0.0 M T M
3/8/2010 7:00 AM 0.00 0.0 M 0.0 M
3/12/2010 7:00 AM 0.55 M M M M Rain developing overnite, moderate at times, diminishing by dawn.
3/13/2010 7:00 AM 0.76 M M M M Rain, moderate at times, throughout the period.
3/14/2010 7:00 AM 0.89 M M M M Rain, moderate at times, ending early eve (.68"); period of rain late at nite ending predawn (.21"); Event total: 2.20"
3/15/2010 7:00 AM 0.04 M M M M Ocnl drizzle throughout obs period (T) then shwrs developing pre-dawn.
3/16/2010 7:00 AM 0.07 M M M M Shwrs until midam (.03") then aftn sprinkles & few additional shwrs early eve (.04") with some sprinkles until late eve
3/22/2010 7:00 AM T M M M M Few brief shwrs predawn
3/23/2010 7:00 AM 0.61 M M M M Shwrs, some heavy, ending late aftn.
3/24/2010 7:00 AM T M M M M Few late aftn sprinkles & brief early eve shwr
3/26/2010 7:00 AM 0.22 M M M M Rain developing mid eve continuing thru obs time.
3/27/2010 7:00 AM 0.10 M M M M Rain ending late am (event total.32")
3/29/2010 7:00 AM 0.72 M M M M Few midday sprinkles then rain developing early eve, moderate at times, ending by obs time.
3/30/2010 7:00 AM 0.03 M M M M Ocnl light rain & drizzle ending late aftn (.02") then few shwrs overnite (.01")
3/31/2010 7:00 AM 0.01 M M M M Sprinkles until mid am then a few shwrs during eve & overnite. Monthly precip: 4.09" Monthly snowfall: T Year to date precip: 9.65"
4/6/2010 7:00 AM T M M M M Brief shwr around dawn
4/9/2010 7:00 AM 0.69 M M M M T-shwr mid eve (1st of season), then rain, moderate at times late eve, ending overnite
4/14/2010 7:00 AM 0.15 M M M M Periods of light rain developing late am ending early eve.
4/17/2010 7:00 AM 0.01 M M M M Few shwrs early-mid eve; some sprinkles late eve & overnite
4/22/2010 7:00 AM 0.30 M M M M Periods of rain developing midam ending by eve
4/25/2010 7:00 AM 0.14 M M M M Few midday shwrs (T); aftn & eve sprinkles then some shwrs overnite ending by dawn
4/26/2010 7:00 AM 0.69 M M M M T-shwr mid eve (.12") then t-storm late eve (.57")
4/27/2010 7:00 AM 0.09 M M M M Ocnl shwrs during day & eve ending overnite
5/3/2010 7:00 AM 0.36 M M M M Shwrs developing overnite with heavy downpours predawn
5/4/2010 7:00 AM 0.18 M M M M Shwrs ending by midam then brief (.08") shwr late in day (.10")
5/12/2010 7:00 AM 0.18 M M M M Periods of light rain developing midday ending early eve
5/13/2010 7:00 AM 0.80 M M M M T-shwr with heavy downpours late aftn-early eve(.78") then a few shwrs overnite (.02")
5/15/2010 7:00 AM 0.00 0.0 M M M Some early eve thunder with brief gusty winds then some ltng mideve
5/17/2010 7:00 AM 0.02 M M M M Light rain developing around dawn
5/18/2010 7:00 AM 0.38 M M M M Periods of rain & drizzle throughout obs period
5/19/2010 7:00 AM 0.06 M M M M Light rain ending midam (event total .46")
5/20/2010 7:00 AM T M M M M Some sprinkles early eve
5/23/2010 7:00 AM 1.20 M M M M Brief shwr early eve (.07") then shwrs with heavy downpours overnite & a t-shwr with heavy downpours around dawn (1.13")
5/24/2010 7:00 AM 0.29 M M M M Rain & drizzle ending midam (.12") then shwr late eve (.17") (Event total 1.49")
5/26/2010 7:00 AM T M M M M Some midam & lateam sprinkles
5/28/2010 7:00 AM 0.16 M M M M Ltng mid eve, thunder & ltng late eve then t-storm overnite
6/2/2010 7:00 AM 0.01 M M M M Brief shwr early aftn; brief shwr late eve(T)
6/4/2010 7:00 AM 0.07 M M M M T-shwr late aftn-early eve
6/5/2010 7:00 AM 0.02 M M M M Brief shwr late eve
6/7/2010 7:00 AM 0.33 M M M M Brief t-shwr with heavy downpours midaftn
6/10/2010 7:00 AM 0.09 M M M M Periods of light rain developing post dawn ending late aftn (.07"). Brief shwr mid eve (.02")
6/13/2010 7:00 AM T M M M M Brief shwr mid eve
6/15/2010 7:00 AM 0.17 M M M M Brief shwr early-mid eve
6/16/2010 7:00 AM 0.21 M M M M Brief shwr overnite
6/17/2010 7:00 AM 0.65 M M M M T-shwr with heavy downpours late am-midday
6/23/2010 7:00 AM 0.28 M M M M T-storm early-mid eve
6/29/2010 7:00 AM 0.52 M M M M T-shwr with heavy downpours midaftn; brief shwr late eve (T); Monthly Rainfall: 2.35" Driest June since '02; Jan-June Precip: 17.70", driest since'02
7/10/2010 7:00 AM 0.04 M M M M Light rain developing pre-dawn
7/11/2010 7:00 AM 0.44 M M M M Rain.moderate at times during am, tapering & ending as drizzle early aftn (event total .48")
7/13/2010 7:00 AM 1.50 M M M M Brief t-shwr midaftn then heavy downpours late eve
7/14/2010 7:00 AM 2.03 M M M M Heavy downpours with t-storm mideve into overnite hrs. Largest precip event since 8/28/09 (3.17")
7/15/2010 7:00 AM 0.18 M M M M AM rain ending by midday
7/17/2010 7:00 AM 0.22 M M M M T-shwr after midnite
7/19/2010 7:00 AM 0.28 M M M M T-shwr late eve-early am
7/21/2010 7:00 AM T M M M M Sprinkles mideve
7/26/2010 7:00 AM 0.78 M M M M Brief severe thunderstorm midaftn with wind gusts estimated to 70 mph (equals strongest wind speed ever observed in area from 6/3/80). Numerous tree damage & some wires down & lose of power.
7/30/2010 7:00 AM 0.46 M M M M Brief t-shwr with heavy downpours & gusty winds early aftn (.43") then brief t-shwr early eve (.03"). Monthly Rainfall: 5.93"; Precip Yr to Date: 23.63"
8/1/2010 7:00 AM 0.07 M M M M Shwr after midnite
8/2/2010 7:00 AM 0.09 M M M M Some midaftn sprinkles (T); Brief shwr post dawn
8/4/2010 7:00 AM 0.57 M M M M T-shwr with heavy downpours overnite
8/5/2010 7:00 AM 0.00 0.0 M M M Some thunder & ltng mideve
8/6/2010 7:00 AM 0.01 M M M M Shwr with some thunder late aftn (T); brief t-shwr early eve
8/12/2010 7:00 AM 0.18 M M M M Shwrs pre-dawn
8/13/2010 7:00 AM 2.42 M M M M Severe t-storm post dawn with wind gusts estimated to 60 mph & heavy downpours (1.52"). 3 large limbs from maple tree down & lose of power for 15.5 hrs. Brief t-shwr early eve (.09"). Heavy shwrs late at nite diminishing by dawn (.81")
8/14/2010 7:00 AM 0.03 M M M M Lt rain & drizzle until mid am (event total .84")
8/16/2010 7:00 AM 0.17 M M M M Shwrs midam until early aftn
8/18/2010 7:00 AM 1.00 M M M M T-shwr with heavy downpours overnite then shwrs, ocnl moderate to heavy, thru obs time.
8/19/2010 7:00 AM 1.07 M M M M Shwrs, ocnl moderate to heavy until late am with few shwrs during aftn (event total 2.07"...largest precip event since 3.17" on 8/28/09)
8/23/2010 7:00 AM 0.05 M M M M Brief shwr post dawn (T) then brief shwr early aftn.
8/24/2010 7:00 AM 0.09 M M M M Brief shwr early eve (T) then some shwrs overnite; Monthly rainfall: 5.75"; Precip Yr to Date: 29.38"
9/12/2010 7:00 AM 0.57 M M M M Showers, some heavy, developing overnite diminishing by obs time. (first rainfall since 8/24, 18 days)
9/13/2010 7:00 AM 0.11 M M M M Some shwrs & ocnl drizzle until midaftn (event total .68")
9/17/2010 7:00 AM 0.16 M M M M Shwrs midaftn until mideve (.10") then few shwrs overnite (.06")
9/23/2010 7:00 AM 0.43 M M M M T-storm with some CG ltng & gusty winds early eve
9/27/2010 7:00 AM 0.35 M M M M Shwrs post dawn until midam (.05") then shwrs, briefly heavy,overnite (.30").
9/28/2010 7:00 AM 0.15 M M M M Shwrs until midaftn (.12") then few shwrs during eve & overnite (.03"). Event total: .45"
9/30/2010 7:00 AM 1.72 M M M M Shwrs midday until midaftn (.02") then rain developing late eve, heavy at times overnite thru obs time (1.70").



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