Station Overview Station Location
Station Number PA-MR-5 Latitude 41.143349
Station Name West Middlesex 2.1 S Longitude -80.455191
County Mercer Elevation (ft) 924



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 2.78 3.37 31 0.80 9 2.57 22 7 9 0 0.0 0 0
Nov 10 3.29 0.53 4 0.53 4 0.00 0 0 3 0 0.0 0 0
Dec 10 2.92 1.45 1 1.45 1 0.00 0 0 1 0 0.0 0 0
Jan 11 2.46 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 11 2.05 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 11 2.74 2.79 25 2.11 7 0.68 18 3 6 0 0.0 0 0
April 11 3.38 7.87 28 7.58 26 0.29 2 1 24 0 0.0 0 0
May 11 3.82 6.45 28 6.45 28 0.00 0 0 23 0 0.0 0 0
June 11 4.07 1.83 25 1.83 25 0.00 0 0 10 0 0.0 0 0
July 11 4.26 1.82 15 1.82 15 0.00 0 0 7 0 0.0 0 0
Aug 11 3.44 3.99 10 3.99 10 0.00 0 0 9 0 0.0 0 0
Sept 11 3.76 2.37 4 2.37 4 0.00 0 0 4 0 0.0 0 0
Water Year Totals: 38.97" 32.47" 171 days 28.93" 129 3.54" 42 days 11 96 days 0 days 0.0" 0 days 0 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 0.01
10/2/2010 0.01
10/3/2010 0.64 **
10/4/2010 **
10/5/2010 0.28
10/6/2010 **
10/7/2010 0.60
10/8/2010 0.03
10/9/2010 **
10/10/2010 **
10/11/2010 0.01
10/12/2010 **
10/13/2010 **
10/14/2010 **
10/15/2010 **
10/16/2010 **
10/17/2010 0.39
10/18/2010 0.01
10/19/2010 0.05
10/20/2010 **
10/21/2010 **
10/22/2010 0.08
10/23/2010
10/24/2010 0.01
10/25/2010 0.02
10/26/2010 **
10/27/2010 **
10/28/2010 1.19
10/29/2010 0.02
10/30/2010 **
10/31/2010 0.02
11/1/2010 0.00
11/2/2010
11/3/2010
11/4/2010 0.05
11/5/2010
11/6/2010 0.03
11/7/2010
11/8/2010
11/9/2010
11/10/2010
11/11/2010
11/12/2010
11/13/2010
11/14/2010
11/15/2010
11/16/2010
11/17/2010
11/18/2010
11/19/2010
11/20/2010
11/21/2010
11/22/2010
11/23/2010
11/24/2010
11/25/2010
11/26/2010
11/27/2010
11/28/2010
11/29/2010
11/30/2010 0.45
12/1/2010 1.45
12/2/2010
12/3/2010
12/4/2010
12/5/2010
12/6/2010
12/7/2010
12/8/2010
12/9/2010
12/10/2010
12/11/2010
12/12/2010
12/13/2010
12/14/2010
12/15/2010
12/16/2010
12/17/2010
12/18/2010
12/19/2010
12/20/2010
12/21/2010
12/22/2010
12/23/2010
12/24/2010
12/25/2010
12/26/2010
12/27/2010
12/28/2010
12/29/2010
12/30/2010
12/31/2010
Day of YearDaily PrcpMultiday Prcp
1/1/2011
1/2/2011
1/3/2011
1/4/2011
1/5/2011
1/6/2011
1/7/2011
1/8/2011
1/9/2011
1/10/2011
1/11/2011
1/12/2011
1/13/2011
1/14/2011
1/15/2011
1/16/2011
1/17/2011
1/18/2011
1/19/2011
1/20/2011
1/21/2011
1/22/2011
1/23/2011
1/24/2011
1/25/2011
1/26/2011
1/27/2011
1/28/2011
1/29/2011
1/30/2011
1/31/2011
2/1/2011
2/2/2011
2/3/2011
2/4/2011
2/5/2011
2/6/2011
2/7/2011
2/8/2011
2/9/2011
2/10/2011
2/11/2011
2/12/2011
2/13/2011
2/14/2011
2/15/2011
2/16/2011
2/17/2011
2/18/2011
2/19/2011
2/20/2011
2/21/2011
2/22/2011
2/23/2011
2/24/2011
2/25/2011
2/26/2011
2/27/2011
2/28/2011
3/1/2011
3/2/2011
3/3/2011
3/4/2011
3/5/2011
3/6/2011
3/7/2011
3/8/2011
3/9/2011 0.02
3/10/2011 0.97
3/11/2011 0.83
3/12/2011 **
3/13/2011 **
3/14/2011 **
3/15/2011 **
3/16/2011 **
3/17/2011 **
3/18/2011 0.55
3/19/2011 0.02
3/20/2011 0.00
3/21/2011 0.16 **
3/22/2011 **
3/23/2011 0.12
3/24/2011 0.11 **
3/25/2011 **
3/26/2011 **
3/27/2011 **
3/28/2011 **
3/29/2011 0.01
3/30/2011 **
3/31/2011 **
Day of YearDaily PrcpMultiday Prcp
4/1/2011 **
4/2/2011 0.29
4/3/2011
4/4/2011
4/5/2011 1.29
4/6/2011 0.02
4/7/2011 0.03
4/8/2011 0.32
4/9/2011 0.41
4/10/2011 0.01
4/11/2011 0.00
4/12/2011 0.08
4/13/2011 1.19
4/14/2011 0.03
4/15/2011 0.01
4/16/2011 0.43
4/17/2011 0.86
4/18/2011 0.02
4/19/2011 0.25
4/20/2011 0.87
4/21/2011 0.04
4/22/2011 0.00
4/23/2011 0.55
4/24/2011 0.07
4/25/2011 0.57
4/26/2011 0.23
4/27/2011 0.02
4/28/2011 0.13
4/29/2011 0.05
4/30/2011 0.10
5/1/2011 0.03
5/2/2011 0.20
5/3/2011 0.53
5/4/2011 0.43
5/5/2011 0.02
5/6/2011 0.00
5/7/2011 0.12
5/8/2011 0.00
5/9/2011 0.01
5/10/2011 0.00
5/11/2011 0.05
5/12/2011 0.00
5/13/2011 0.32
5/14/2011 0.07
5/15/2011 1.26
5/16/2011 1.00
5/17/2011 0.02
5/18/2011 0.17
5/19/2011 0.65
5/20/2011 0.02
5/21/2011 0.01
5/22/2011 0.01
5/23/2011 0.00
5/24/2011 0.24
5/25/2011 0.04
5/26/2011 1.07
5/27/2011 0.01
5/28/2011 0.17
5/29/2011
5/30/2011
5/31/2011
6/1/2011 0.00
6/2/2011
6/3/2011
6/4/2011
6/5/2011
6/6/2011 0.00
6/7/2011 0.00
6/8/2011 0.19
6/9/2011 0.00
6/10/2011 0.00
6/11/2011 0.18
6/12/2011 0.04
6/13/2011 0.00
6/14/2011 0.00
6/15/2011 0.00
6/16/2011 0.00
6/17/2011 0.14
6/18/2011 0.00
6/19/2011
6/20/2011 0.02
6/21/2011 0.04
6/22/2011 0.55
6/23/2011 0.25
6/24/2011 0.30
6/25/2011 0.12
6/26/2011 0.00
6/27/2011 0.00
6/28/2011 0.00
6/29/2011 0.00
6/30/2011 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2011
7/2/2011 0.00
7/3/2011 0.15
7/4/2011 0.00
7/5/2011 0.00
7/6/2011
7/7/2011 0.00
7/8/2011 0.00
7/9/2011
7/10/2011
7/11/2011
7/12/2011
7/13/2011
7/14/2011 0.05
7/15/2011 0.00
7/16/2011
7/17/2011
7/18/2011
7/19/2011 0.01
7/20/2011 0.01
7/21/2011 0.00
7/22/2011 0.00
7/23/2011 0.96
7/24/2011 0.16
7/25/2011
7/26/2011
7/27/2011
7/28/2011 0.48
7/29/2011
7/30/2011
7/31/2011
8/1/2011
8/2/2011
8/3/2011 0.30
8/4/2011
8/5/2011
8/6/2011
8/7/2011
8/8/2011
8/9/2011
8/10/2011 0.33
8/11/2011
8/12/2011
8/13/2011
8/14/2011 0.75
8/15/2011
8/16/2011
8/17/2011
8/18/2011
8/19/2011
8/20/2011 0.97
8/21/2011 0.37
8/22/2011 0.43
8/23/2011 0.02
8/24/2011 0.00
8/25/2011 0.80
8/26/2011 0.02
8/27/2011
8/28/2011
8/29/2011
8/30/2011
8/31/2011
9/1/2011 0.60
9/2/2011 0.80
9/3/2011
9/4/2011
9/5/2011
9/6/2011
9/7/2011
9/8/2011
9/9/2011
9/10/2011
9/11/2011
9/12/2011
9/13/2011
9/14/2011
9/15/2011
9/16/2011
9/17/2011
9/18/2011
9/19/2011 0.05
9/20/2011
9/21/2011
9/22/2011
9/23/2011
9/24/2011
9/25/2011
9/26/2011
9/27/2011 0.92
9/28/2011
9/29/2011
9/30/2011



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2010 6:40 AM 0.01 M M M M Dew
10/2/2010 9:30 AM 0.01 M M M M dew and fog this morning
10/3/2010 8:00 AM 0.64 M M M M rain through the night
10/8/2010 6:50 AM 0.03 M M M M
10/18/2010 8:00 AM 0.01 M M M M Heavy dew
10/19/2010 6:30 AM 0.05 M M M M Fog & dew
10/24/2010 7:00 AM 0.01 M M M M
10/25/2010 8:00 AM 0.02 M M M M
10/29/2010 6:50 AM 0.02 M M M M
11/1/2010 7:50 AM 0.00 0.0 M M M 22 degrees and frosty
11/4/2010 7:00 AM 0.05 M M M M 38 f
11/6/2010 7:30 AM 0.03 M M M M 38f
11/30/2010 7:15 AM 0.45 M M M M 48F Rain began during the night, it is still raining
12/1/2010 7:00 AM 1.45 M M M M Rain changed to snow during the night, just enough snow to whiten the yard, non on the road. 36f
3/9/2011 6:55 AM 0.02 M M M M
3/10/2011 6:45 AM 0.97 M M M M
3/11/2011 6:45 AM 0.83 M M M M rain changed to snow last night. Approx 4 inches of snow this morning.
3/19/2011 7:30 AM 0.02 M M M M sprinkles of rain last night
3/20/2011 7:00 AM 0.00 0.0 M M M
3/21/2011 8:00 AM 0.16 M M M M fain over night
3/24/2011 6:50 AM 0.11 M M M M rain during the night turning to snow, a light dusting of snow
4/5/2011 6:50 AM 1.29 M M M M
4/6/2011 7:00 AM 0.02 M M M M Just started snowing!
4/7/2011 7:15 AM 0.03 M M M M
4/8/2011 7:00 AM 0.32 M M M M
4/9/2011 4:00 PM 0.41 M M M M
4/10/2011 7:45 AM 0.01 M M M M Foggy
4/11/2011 7:50 AM 0.00 0.0 M M M overcast but no rain yet
4/12/2011 6:45 AM 0.08 M M M M
4/13/2011 6:40 AM 1.19 M M M M
4/14/2011 6:35 AM 0.03 M M M M Light frost
4/15/2011 8:04 AM 0.01 M M M M
4/16/2011 8:25 AM 0.43 M M M M
4/17/2011 7:00 AM 0.86 M M M M
4/18/2011 7:02 AM 0.02 M M M M
4/19/2011 6:40 AM 0.25 M M M M Cloudy raining. 40f
4/20/2011 6:38 AM 0.87 M M M M 58f. Rained yesterday and through the night. More forcast rain today,heavy cloud cover
4/21/2011 6:54 AM 0.04 M M M M 38f. Cloudy
4/22/2011 6:37 AM 0.00 0.0 M M M 38f. Overcast
4/23/2011 8:56 AM 0.55 M M M M Overcast warmer 58f
4/24/2011 8:16 AM 0.07 M M M M Light rain, 54f
4/25/2011 7:25 AM 0.57 M M M M Overcast 52f
4/26/2011 6:15 AM 0.23 M M M M Foggy. 50f
4/27/2011 6:25 AM 0.02 M M M M Partly cloudy 52f
4/28/2011 6:25 AM 0.13 M M M M Very windy, 60f
4/29/2011 7:30 AM 0.05 M M M M Light rain. 44f
4/30/2011 7:15 AM 0.10 M M M M Touches of frost, sun finally shinning, 34f
5/1/2011 8:00 AM 0.03 M M M M Overcast breezy, 54f
5/2/2011 6:55 AM 0.20 M M M M Overcast, still 58f
5/3/2011 7:00 AM 0.53 M M M M Light rain
5/4/2011 6:40 AM 0.43 M M M M Overcast 40f
5/5/2011 7:08 AM 0.02 M M M M Light frost, sunny, 32f low of 29f over night
5/6/2011 6:45 AM 0.00 0.0 M M M Partly cloudy 44f
5/7/2011 7:45 AM 0.12 M M M M Fog clearing, cloudy, 42f
5/8/2011 9:00 AM 0.00 0.0 M M M Beautiful morning
5/9/2011 6:25 AM 0.01 M M M M Clear, heavy dew, looks like frost on the garage roof, overnight low of 32f currently 38f
5/10/2011 6:30 AM 0.00 0.0 M M M Some clouds but sun comming uup above them. 44f
5/11/2011 6:35 AM 0.05 M M M M Beautiful sunny morning 48f. A quick thunder storm can through late evening yesterday
5/12/2011 6:55 AM 0.00 0.0 M M M Sun peeking up through the clouds 54f
5/13/2011 7:00 AM 0.32 M M M M Overcast 58f thunderstorm last night
5/14/2011 7:00 AM 0.07 M M M M Overcast, fog, 62f
5/15/2011 8:45 AM 1.26 M M M M overcast 60f
5/16/2011 6:35 AM 1.00 M M M M Light rain. 44f
5/17/2011 6:25 AM 0.02 M M M M Overcast, light rain 48f
5/18/2011 6:35 AM 0.17 M M M M A few breaks in the clouds 58f
5/19/2011 6:25 AM 0.65 M M M M Overcast, fog, 54f
5/20/2011 7:00 AM 0.02 M M M M Overcast, some fog,50f
5/21/2011 7:20 AM 0.01 M M M M fog, heavy condensation on the rain gauge, 54f
5/22/2011 7:50 AM 0.01 M M M M overcast, sprinkling rain, 60f
5/23/2011 6:35 AM 0.00 0.0 M M M 62f sunny with some clouds
5/24/2011 6:45 AM 0.24 M M M M 66f cloudy breezy
5/25/2011 6:30 AM 0.04 M M M M Some fog clear sky 53f
5/26/2011 7:10 AM 1.07 M M M M Thunderstorms and heavy rain last night. Cloudy this morning a little sun shine 64f
5/27/2011 6:50 AM 0.01 M M M M 64f humid overcast
5/28/2011 9:00 AM 0.17 M M M M
6/1/2011 7:00 AM 0.00 0.0 M M M Dew, 72f
6/6/2011 7:00 AM 0.00 0.0 M M M Some clouds and blue sky 58f
6/7/2011 6:10 AM 0.00 0.0 M M M Overcast, dew, 58f
6/8/2011 6:10 AM 0.19 M M M M Clear, dew, 62f
6/9/2011 6:09 AM 0.00 0.0 M M M Light fog/haze, dew, 68f
6/10/2011 6:55 AM 0.00 0.0 M M M Overcast, 62f
6/11/2011 7:00 AM 0.18 M M M M Light fog, 64f
6/12/2011 8:00 AM 0.04 M M M M Overcast, 72f
6/13/2011 7:00 AM 0.00 0.0 M M M
6/14/2011 7:00 AM 0.00 0.0 M M M
6/15/2011 6:30 AM 0.00 0.0 M M M Clear, 42f
6/16/2011 7:00 AM 0.00 0.0 M M M Overcast, very light sprinkles, 60f
6/17/2011 6:20 AM 0.14 M M M M Foggy, 56f
6/18/2011 7:00 AM 0.00 0.0 M M M Beautiful clear morning
6/20/2011 6:25 AM 0.02 M M M M 64f overcast
6/21/2011 6:00 AM 0.04 M M M M overcast 68f
6/22/2011 6:15 AM 0.55 M M M M Overcast, light rain, 68f
6/23/2011 6:15 AM 0.25 M M M M Overcast 68f
6/24/2011 6:30 AM 0.30 M M M M 68f overcast
6/25/2011 6:00 AM 0.12 M M M M overcast 58f
6/26/2011 7:00 AM 0.00 0.0 M M M
6/27/2011 6:30 AM 0.00 0.0 M M M Clear morning
6/28/2011 6:00 AM 0.00 0.0 M M M 67f, overcast
6/29/2011 7:00 AM 0.00 0.0 M M M clear, sunny, 61f
6/30/2011 6:00 AM 0.00 0.0 M M M Fog 58f
7/2/2011 7:00 AM 0.00 0.0 M M M Cloudy, 60f
7/3/2011 6:55 AM 0.15 M M M M Cloudy, 67f
7/4/2011 7:00 AM 0.00 0.0 M M M Sunnny
7/5/2011 6:20 AM 0.00 0.0 M M M Heay dew, clear
7/7/2011 7:00 AM 0.00 0.0 M M M
7/8/2011 7:00 AM 0.00 0.0 M M M Cloudy
7/14/2011 6:30 AM 0.05 M M M M
7/15/2011 7:00 AM 0.00 0.0 M M M
7/19/2011 6:00 AM 0.01 M M M M
7/20/2011 7:00 AM 0.01 M M M M Foggy
7/21/2011 7:00 AM 0.00 0.0 M M M
7/22/2011 7:00 AM 0.00 0.0 M M M
7/23/2011 9:00 AM 0.96 M M M M
7/24/2011 7:00 AM 0.16 M M M M
7/28/2011 7:00 AM 0.48 M M M M
8/3/2011 6:39 AM 0.30 M M M M
8/10/2011 6:30 AM 0.33 M M M M
8/14/2011 7:00 AM 0.75 M M M M
8/20/2011 7:00 AM 0.97 M M M M
8/21/2011 7:00 AM 0.37 M M M M
8/22/2011 6:20 AM 0.43 M M M M
8/23/2011 6:45 AM 0.02 M M M M
8/24/2011 6:20 AM 0.00 0.0 M M M
8/25/2011 7:00 AM 0.80 M M M M
8/26/2011 7:00 AM 0.02 M M M M
9/1/2011 7:00 AM 0.60 M M M M
9/2/2011 7:00 AM 0.80 M M M M
9/19/2011 7:00 AM 0.05 M M M M
9/27/2011 7:00 AM 0.92 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
10/3/2010 10/05/2010 7:10 AM 3 0.28 M M
10/6/2010 10/07/2010 7:00 AM 2 0.60 M M
10/9/2010 10/11/2010 6:45 AM 3 0.01 M M has been dewy and foggy in the mornings
10/12/2010 10/17/2010 8:35 AM 6 0.39 M M
10/20/2010 10/22/2010 8:00 AM 3 0.08 M M
10/26/2010 10/28/2010 6:45 AM 3 1.19 M M
10/30/2010 10/31/2010 12:00 PM 2 0.02 M M
3/12/2011 3/18/2011 7:00 AM 7 0.55 M M rain
3/21/2011 3/23/2011 7:00 AM 3 0.12 M M
3/24/2011 3/29/2011 6:45 AM 6 0.01 M M
3/30/2011 4/02/2011 7:00 PM 4 0.29 M M



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