Station Overview Station Location
Station Number OR-BN-41 Latitude 44.6225
Station Name Corvallis 4.0 NNE Longitude -123.2375
County Benton Elevation (ft) 267



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 11 3.11 2.90 31 2.90 31 0.00 0 0 19 3 0.0 0 0
Nov 11 7.11 6.52 30 6.52 30 0.00 0 0 27 2 0.0 0 0
Dec 11 7.79 5.08 29 5.08 29 0.00 0 0 14 8 0.0 0 0
Jan 12 6.56 12.34 31 12.34 31 0.00 0 0 22 1 0.6 3 3
Feb 12 5.24 4.49 28 4.49 28 0.00 0 0 21 1 0.2 1 0
March 12 4.58 12.65 31 12.65 31 0.00 0 0 24 2 5.1 4 5
April 12 2.98 4.85 30 4.85 30 0.00 0 0 21 0 0.0 0 0
May 12 2.29 2.53 30 2.53 30 0.00 0 0 10 3 0.0 0 0
June 12 1.60 2.48 30 2.48 30 0.00 0 0 15 6 0.0 0 0
July 12 0.48 0.49 31 0.49 31 0.00 0 0 4 6 0.0 0 0
Aug 12 0.51 0.09 31 0.09 31 0.00 0 0 2 1 0.0 0 0
Sept 12 1.26 0.11 30 0.11 30 0.00 0 0 2 1 0.0 0 0
Water Year Totals: 43.51" 54.53" 362 days 54.53" 362 0.00" 0 days 0 181 days 34 days 5.9" 8 days 8 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
10/1/2011 0.00
10/2/2011 0.43
10/3/2011 0.31
10/4/2011 0.21
10/5/2011 0.45
10/6/2011 0.11
10/7/2011 0.04
10/8/2011 0.03
10/9/2011 0.03
10/10/2011 0.28
10/11/2011 0.38
10/12/2011 0.04
10/13/2011 0.00
10/14/2011 0.01
10/15/2011 0.04
10/16/2011 0.01
10/17/2011 0.01
10/18/2011 0.00
10/19/2011 0.00
10/20/2011 0.01
10/21/2011 T
10/22/2011 0.00
10/23/2011 T
10/24/2011 T
10/25/2011 0.00
10/26/2011 0.00
10/27/2011 0.00
10/28/2011 0.00
10/29/2011 0.30
10/30/2011 0.02
10/31/2011 0.19
11/1/2011 0.03
11/2/2011 T
11/3/2011 0.26
11/4/2011 0.01
11/5/2011 0.13
11/6/2011 0.41
11/7/2011 0.02
11/8/2011 0.14
11/9/2011 0.03
11/10/2011 0.01
11/11/2011 0.01
11/12/2011 0.09
11/13/2011 0.22
11/14/2011 0.04
11/15/2011 0.04
11/16/2011 0.04
11/17/2011 0.56
11/18/2011 0.89
11/19/2011 0.58
11/20/2011 0.03
11/21/2011 0.06
11/22/2011 1.16
11/23/2011 0.47
11/24/2011 0.42
11/25/2011 0.29
11/26/2011 0.01
11/27/2011 T
11/28/2011 0.46
11/29/2011 0.00
11/30/2011 0.11
12/1/2011 0.01
12/2/2011 0.00
12/3/2011 0.00
12/4/2011 T
12/5/2011 T
12/6/2011 T
12/7/2011 0.01
12/8/2011 0.01
12/9/2011 T
12/10/2011 T
12/11/2011 0.01
12/12/2011 0.02
12/13/2011 0.00
12/14/2011
12/15/2011 0.20
12/16/2011 0.01
12/17/2011 T
12/18/2011 0.02
12/19/2011
12/20/2011 T
12/21/2011 T
12/22/2011 0.00
12/23/2011 0.00
12/24/2011 0.00
12/25/2011 0.00
12/26/2011 0.18
12/27/2011 0.10
12/28/2011 0.80
12/29/2011 1.15
12/30/2011 2.02
12/31/2011 0.54
Day of YearDaily PrcpMultiday Prcp
1/1/2012 0.01
1/2/2012 0.00
1/3/2012 0.14
1/4/2012 0.00
1/5/2012 0.13
1/6/2012 0.01
1/7/2012 0.13
1/8/2012 0.02
1/9/2012 T
1/10/2012 0.19
1/11/2012 0.01
1/12/2012 0.00
1/13/2012 0.00
1/14/2012 0.00
1/15/2012 0.14
1/16/2012 0.30
1/17/2012 0.38
1/18/2012 2.86
1/19/2012 3.93
1/20/2012 0.66
1/21/2012 0.86
1/22/2012 0.30
1/23/2012 0.51
1/24/2012 0.20
1/25/2012 1.06
1/26/2012 0.23
1/27/2012 0.05
1/28/2012 0.00
1/29/2012 0.00
1/30/2012 0.22
1/31/2012 0.00
2/1/2012 0.24
2/2/2012 0.00
2/3/2012 0.00
2/4/2012 0.00
2/5/2012 0.00
2/6/2012 0.00
2/7/2012 0.00
2/8/2012 0.16
2/9/2012 0.66
2/10/2012 0.08
2/11/2012 0.04
2/12/2012 0.01
2/13/2012 0.24
2/14/2012 0.01
2/15/2012 0.21
2/16/2012 T
2/17/2012 0.07
2/18/2012 0.19
2/19/2012 0.12
2/20/2012 0.22
2/21/2012 0.19
2/22/2012 0.39
2/23/2012 0.10
2/24/2012
2/25/2012 0.62
2/26/2012 0.12
2/27/2012 0.19
2/28/2012 0.01
2/29/2012 0.62
3/1/2012 1.39
3/2/2012 0.02
3/3/2012 0.00
3/4/2012 T
3/5/2012 0.01
3/6/2012 0.27
3/7/2012 0.03
3/8/2012 0.00
3/9/2012 0.00
3/10/2012 T
3/11/2012 0.25
3/12/2012 0.06
3/13/2012 1.65
3/14/2012 0.32
3/15/2012 0.77
3/16/2012 1.01
3/17/2012 0.58
3/18/2012 0.04
3/19/2012 0.02
3/20/2012 0.10
3/21/2012 1.23
3/22/2012 1.07
3/23/2012 0.02
3/24/2012 0.00
3/25/2012 0.00
3/26/2012 0.26
3/27/2012 0.11
3/28/2012 0.27
3/29/2012 0.39
3/30/2012 1.62
3/31/2012 1.16
Day of YearDaily PrcpMultiday Prcp
4/1/2012 0.22
4/2/2012 0.37
4/3/2012 0.06
4/4/2012 0.25
4/5/2012 0.46
4/6/2012 0.15
4/7/2012 0.01
4/8/2012 0.00
4/9/2012 0.00
4/10/2012 0.00
4/11/2012 0.26
4/12/2012 0.41
4/13/2012 0.45
4/14/2012 0.01
4/15/2012 0.00
4/16/2012 0.42
4/17/2012 0.15
4/18/2012 0.34
4/19/2012 0.04
4/20/2012 0.32
4/21/2012 0.01
4/22/2012 0.00
4/23/2012 0.00
4/24/2012 0.00
4/25/2012 0.00
4/26/2012 0.28
4/27/2012 0.28
4/28/2012 0.06
4/29/2012 0.00
4/30/2012 0.30
5/1/2012 0.40
5/2/2012 0.06
5/3/2012 0.75
5/4/2012 0.15
5/5/2012 0.02
5/6/2012 0.00
5/7/2012 0.00
5/8/2012 0.00
5/9/2012 0.00
5/10/2012 0.00
5/11/2012 0.00
5/12/2012 0.00
5/13/2012 0.00
5/14/2012 0.00
5/15/2012 0.00
5/16/2012 0.00
5/17/2012 0.00
5/18/2012 0.00
5/19/2012 0.00
5/20/2012 T
5/21/2012
5/22/2012 0.34
5/23/2012 0.23
5/24/2012 0.18
5/25/2012 0.38
5/26/2012 0.02
5/27/2012 0.00
5/28/2012 T
5/29/2012 T
5/30/2012 0.00
5/31/2012 0.00
6/1/2012 0.00
6/2/2012 0.13
6/3/2012 0.00
6/4/2012 0.18
6/5/2012 0.54
6/6/2012 0.02
6/7/2012 0.24
6/8/2012 0.10
6/9/2012 0.13
6/10/2012 0.00
6/11/2012 0.00
6/12/2012 0.07
6/13/2012 T
6/14/2012 T
6/15/2012 0.00
6/16/2012 0.00
6/17/2012 0.00
6/18/2012 T
6/19/2012 T
6/20/2012 0.11
6/21/2012 0.00
6/22/2012 0.04
6/23/2012 0.27
6/24/2012 0.09
6/25/2012 T
6/26/2012 0.48
6/27/2012 0.05
6/28/2012 0.00
6/29/2012 0.03
6/30/2012 T
Day of YearDaily PrcpMultiday Prcp
7/1/2012 0.28
7/2/2012 T
7/3/2012 0.07
7/4/2012 0.00
7/5/2012 0.00
7/6/2012 0.00
7/7/2012 0.00
7/8/2012 0.00
7/9/2012 0.00
7/10/2012 0.00
7/11/2012 0.00
7/12/2012 0.00
7/13/2012 0.00
7/14/2012 0.00
7/15/2012 0.00
7/16/2012 T
7/17/2012 0.13
7/18/2012 T
7/19/2012 T
7/20/2012 0.01
7/21/2012 T
7/22/2012 0.00
7/23/2012 0.00
7/24/2012 T
7/25/2012 0.00
7/26/2012 0.00
7/27/2012 0.00
7/28/2012 0.00
7/29/2012 0.00
7/30/2012 0.00
7/31/2012 0.00
8/1/2012 0.00
8/2/2012 0.00
8/3/2012 0.00
8/4/2012 0.00
8/5/2012 0.00
8/6/2012 0.00
8/7/2012 0.00
8/8/2012 0.00
8/9/2012 0.00
8/10/2012 0.00
8/11/2012 0.00
8/12/2012 0.00
8/13/2012 0.00
8/14/2012 0.00
8/15/2012 0.00
8/16/2012 0.00
8/17/2012 0.00
8/18/2012 0.00
8/19/2012 T
8/20/2012 0.00
8/21/2012 0.00
8/22/2012 0.00
8/23/2012 0.00
8/24/2012 0.00
8/25/2012 0.00
8/26/2012 0.00
8/27/2012 0.07
8/28/2012 0.02
8/29/2012 0.00
8/30/2012 0.00
8/31/2012 0.00
9/1/2012 0.00
9/2/2012 0.00
9/3/2012 0.00
9/4/2012 0.00
9/5/2012 0.00
9/6/2012 0.00
9/7/2012 0.00
9/8/2012 0.00
9/9/2012 0.00
9/10/2012 0.02
9/11/2012 0.00
9/12/2012 0.00
9/13/2012 0.00
9/14/2012 0.00
9/15/2012 0.00
9/16/2012 0.00
9/17/2012 0.00
9/18/2012 0.00
9/19/2012 0.00
9/20/2012 0.00
9/21/2012 T
9/22/2012 0.00
9/23/2012 0.09
9/24/2012 0.00
9/25/2012 0.00
9/26/2012 0.00
9/27/2012 0.00
9/28/2012 0.00
9/29/2012 0.00
9/30/2012 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2011 7:00 AM 0.00 0.0 M M M
10/2/2011 7:00 AM 0.43 M M M M
10/3/2011 8:00 AM 0.31 M M M M
10/4/2011 7:00 AM 0.21 M M M M
10/5/2011 7:30 AM 0.45 M M M M
10/6/2011 7:00 AM 0.11 M M M M much heavier showers in vicinity past 24 hours, but I guess I caught most of the gaps
10/7/2011 7:00 AM 0.04 M M M M
10/8/2011 7:00 AM 0.03 M M M M
10/9/2011 7:00 AM 0.03 M M M M
10/10/2011 8:30 AM 0.28 M M M M
10/11/2011 7:00 AM 0.38 M M M M
10/12/2011 7:00 AM 0.04 M M M M
10/13/2011 7:00 AM 0.00 0.0 M M M
10/14/2011 7:00 AM 0.01 M M M M
10/15/2011 7:00 AM 0.04 M M M M
10/16/2011 7:00 AM 0.01 M M M M
10/17/2011 7:00 AM 0.01 M M M M precip probably due to fog condensation and then evaporation, recording because it was a full .01 - now a beautiful sunny day.
10/18/2011 7:00 AM 0.00 0.0 M M M
10/19/2011 7:00 AM 0.00 0.0 M M M
10/20/2011 7:00 AM 0.01 M M M M
10/21/2011 7:00 AM T M M M M
10/22/2011 7:00 AM 0.00 0.0 M M M
10/23/2011 7:00 AM T M M M M
10/24/2011 7:00 AM T M M M M
10/25/2011 7:00 AM 0.00 0.0 M M M first frost on the grass
10/26/2011 7:00 AM 0.00 0.0 M M M Dense low fog and no frost on the ground, though there was ice on the car, low of 33.8 at 2m when checked, though it may have dropped a bit more afterwards.
10/27/2011 7:00 AM 0.00 0.0 M M M
10/28/2011 7:00 AM 0.00 0.0 M M M
10/29/2011 7:00 AM 0.30 M M M M woke to fog and relatively mild temps.
10/30/2011 7:00 AM 0.02 M M M M
10/31/2011 7:00 AM 0.19 M M M M
11/1/2011 7:00 AM 0.03 M M M M First real freeze, car totally iced, much of ground in frost, now have dense fog, visibility .25 miles or less.
11/2/2011 7:00 AM T M M M M Dense fog, visibility down to less than one-quarter mile.
11/3/2011 7:20 AM 0.26 M M M M
11/4/2011 7:00 AM 0.01 M M M M dense fog again, but temp bottomed out at 36F, no freezing at my place
11/5/2011 8:30 AM 0.13 M M M M
11/6/2011 7:00 AM 0.41 M M M M
11/7/2011 7:00 AM 0.02 M M M M
11/8/2011 7:00 AM 0.14 M M M M fog .125 mile visibility at 7am.
11/9/2011 7:00 AM 0.03 M M M M
11/10/2011 7:00 AM 0.01 M M M M agian dense fog <.125 mile visibility, hoping for some serious subsidence and some offshore flow, blue skies would be nice.
11/11/2011 7:00 AM 0.01 M M M M
11/12/2011 7:00 AM 0.09 M M M M
11/13/2011 7:00 AM 0.22 M M M M
11/14/2011 7:00 AM 0.04 M M M M
11/15/2011 7:00 AM 0.04 M M M M
11/16/2011 7:00 AM 0.04 M M M M
11/17/2011 7:00 AM 0.56 M M M M breezy, wet, how novemberish
11/18/2011 7:00 AM 0.89 M M M M low of 35, imagine there was at least some snow mix with the heavier showers last night.
11/19/2011 7:00 AM 0.58 M M M M no snow accumulation, low 35f
11/20/2011 7:00 AM 0.03 M M M M
11/21/2011 8:30 AM 0.06 M M M M
11/22/2011 7:00 AM 1.16 M M M M winds starting to pick up, if we get gusts of 40-50, there are going to be a lot of localized power issues.
11/23/2011 7:00 AM 0.47 M M M M winds not significant, major band of intense rain stayed north of the area
11/24/2011 7:00 AM 0.42 M M M M
11/25/2011 7:00 AM 0.29 M M M M Going to have to watch the NWS wind advisory usage - given our average Pacific storm this time of the year, odds are that they could issue an inland wind advisory (low probability) just about every storm.
11/26/2011 7:00 AM 0.01 M M M M
11/27/2011 7:00 AM T M M M M
11/28/2011 7:00 AM 0.46 M M M M
11/29/2011 7:00 AM 0.00 0.0 M M M
11/30/2011 7:00 AM 0.11 M M M M
12/1/2011 7:00 AM 0.01 M M M M Baro at 30.71, skies mostly clear, no wind, would expect massive fog, but only a bit of frost, beautiful day to start December.
12/2/2011 7:00 AM 0.00 0.0 M M M
12/3/2011 7:00 AM 0.00 0.0 M M M 29.1 low, coldest yet this fall, bit of freezing fog - more normal December dry day.
12/4/2011 7:00 AM T M M M M
12/5/2011 7:00 AM T M M M M some freezing fog, had a low of 28.1, coldest night so far
12/6/2011 7:00 AM T M M M M bit of freezing fog, some side roads had a layer of white
12/7/2011 7:00 AM 0.01 M M M M slight bit of freezing fog, but no ice on roadways, just on my car - freezing drizzle
12/8/2011 7:00 AM 0.01 M M M M
12/9/2011 7:00 AM T M M M M freezing drizzle
12/10/2011 7:00 AM T M M M M
12/11/2011 6:45 AM 0.01 M M M M little bit of freezing rain on car, but roads stayed just warm enough it looks like, temps at 33 when observation was taken.
12/12/2011 7:00 AM 0.02 M M M M
12/13/2011 7:00 AM 0.00 0.0 M M M 25.2F at 7am, low for the season so far. But bright blue sky and looks like a very pretty day.
12/15/2011 7:30 AM 0.20 M M M M first "significant, and maybe the only significant, rain for December. What a ridge of death to synoptic systems. It would be horribly boring if it were not so unique.
12/16/2011 7:00 AM 0.01 M M M M
12/17/2011 7:00 AM T M M M M
12/18/2011 7:00 AM 0.02 M M M M
12/20/2011 7:00 AM T M M M M
12/21/2011 7:00 AM T M M M M
12/22/2011 7:00 AM 0.00 0.0 M M M
12/23/2011 7:00 AM 0.00 0.0 M M M low of 27.7, but temp had warmed to 33 by morning, perhaps a regime change, the end of the month looks rather wet and who knows, might end up close to normal after all.
12/24/2011 7:00 AM 0.00 0.0 M M M
12/25/2011 7:00 AM 0.00 0.0 M M M
12/26/2011 7:00 AM 0.18 M M M M
12/27/2011 6:45 AM 0.10 M M M M warmer and wetter, so much for the record
12/28/2011 6:45 AM 0.80 M M M M so much for the record dry December, bah humbug
12/29/2011 7:00 AM 1.15 M M M M
12/30/2011 7:00 AM 2.02 M M M M most rain since at least 2008, need to check records older than the ones listed on COCORAHS site.
12/31/2011 7:00 AM 0.54 M M M M
1/1/2012 7:00 AM 0.01 M M M M
1/2/2012 7:00 AM 0.00 0.0 M M M
1/3/2012 7:00 AM 0.14 M M M M
1/4/2012 7:00 AM 0.00 0.0 M M M
1/5/2012 7:00 AM 0.13 M M M M
1/6/2012 7:00 AM 0.01 M M M M
1/7/2012 7:00 AM 0.13 M M M M
1/8/2012 7:00 AM 0.02 M M M M
1/9/2012 7:00 AM T M M M M
1/10/2012 7:00 AM 0.19 M M M M
1/11/2012 7:00 AM 0.01 M M M M
1/12/2012 7:00 AM 0.00 0.0 M M M
1/13/2012 7:00 AM 0.00 0.0 M M M 25.2 for low, will we get snow next week to amount to anything - stay tuned!
1/14/2012 7:00 AM 0.00 0.0 M M M
1/15/2012 7:00 AM 0.14 0.1 0.02 0.5 0.02
1/16/2012 7:00 AM 0.30 0.2 0.04 0.5 0.04
1/17/2012 7:00 AM 0.38 0.3 0.04 0.5 0.08 snowing moderate to heavy at measurement time. Had .25 inches at 7am, but saw areas with .5 or more within short driving distance.
1/18/2012 7:00 AM 2.86 M M M M INCLUDES MELTED SNOW - WAS SNOWING THROUGH MOST OF AM YESTERDAY' THIS IS THE MOST RAIN I HAVE MEASURED IN A LONG, LONG TIME, NEED TO GO BACK TO DATA LATER AND LOOK FOR EXACTLY WHEN
1/19/2012 7:00 AM 3.93 M M M M largest two day total, perhaps largest single day, and the torrents are still falling.
1/20/2012 7:00 AM 0.66 M M M M
1/21/2012 8:00 AM 0.86 M M M M still really wet! This might be the wettest week on record.
1/22/2012 7:00 AM 0.30 M M M M
1/23/2012 7:00 AM 0.51 M M M M
1/24/2012 7:00 AM 0.20 M M M M
1/25/2012 7:00 AM 1.06 M M M M
1/26/2012 7:00 AM 0.23 M M M M
1/27/2012 7:00 AM 0.05 M M M M heavy frost - streets frosty enough to be icy
1/28/2012 7:00 AM 0.00 0.0 M M M
1/29/2012 7:00 AM 0.00 0.0 M M M
1/30/2012 7:00 AM 0.22 M M M M
1/31/2012 7:00 AM 0.00 0.0 M M M
2/1/2012 7:00 AM 0.24 M M M M nice sunshine start to day, are we going to hit 65 in first half of Feb with sunshine?
2/2/2012 7:00 AM 0.00 0.0 M M M
2/3/2012 7:00 AM 0.00 0.0 M M M
2/4/2012 7:00 AM 0.00 0.0 M M M
2/5/2012 7:00 AM 0.00 0.0 M M M
2/6/2012 7:00 AM 0.00 0.0 M M M
2/7/2012 7:00 AM 0.00 0.0 M M M clouds - going to be the first day of the month that was not mostly or totally sunny - dry mild stretches like this worry me in the winter because when the pendulum swings one way very far, it usually swings back the other way big-time
2/8/2012 7:00 AM 0.16 M M M M
2/9/2012 7:00 AM 0.66 M M M M Total precip a lot higher than was forecast
2/10/2012 7:00 AM 0.08 M M M M
2/11/2012 7:00 AM 0.04 M M M M
2/12/2012 7:00 AM 0.01 M M M M
2/13/2012 9:00 AM 0.24 M M M M
2/14/2012 7:00 AM 0.01 M M M M
2/15/2012 7:00 AM 0.21 M M M M
2/16/2012 7:00 AM T M M M M
2/17/2012 7:00 AM 0.07 M M M M
2/18/2012 8:30 AM 0.19 M M M M
2/19/2012 7:00 AM 0.12 M M M M
2/20/2012 9:00 AM 0.22 M M M M
2/21/2012 7:00 AM 0.19 M M M M
2/22/2012 7:30 AM 0.39 M M M M
2/23/2012 7:00 AM 0.10 M M M M
2/25/2012 7:30 AM 0.62 M M M M
2/26/2012 7:00 AM 0.12 M M M M
2/27/2012 7:00 AM 0.19 M M M M
2/28/2012 7:00 AM 0.01 M M M M
2/29/2012 7:00 AM 0.62 0.2 M M M snow only trace on the ground at time of observation, but .2 inches on roof of car and shed.
3/1/2012 7:00 AM 1.39 1.4 0.50 1.4 0.50 estimate on melted snow - very dense and some of the snow was basically compacted into ice in the funnel of the rain gauge - had .89 liquid in the gauge, and ~.50 in funnel
3/2/2012 7:00 AM 0.02 M M M M
3/3/2012 7:00 AM 0.00 0.0 M M M
3/4/2012 7:00 AM T M M M M
3/5/2012 7:00 AM 0.01 M M M M
3/6/2012 7:00 AM 0.27 0.2 0.02 0.5 0.02 .1-.2" of snow
3/7/2012 7:00 AM 0.03 M M M M
3/8/2012 7:00 AM 0.00 0.0 M M M
3/9/2012 7:00 AM 0.00 0.0 M M M
3/10/2012 8:00 AM T M M M M
3/11/2012 8:30 AM 0.25 M M M M
3/12/2012 7:00 AM 0.06 M M M M
3/13/2012 7:00 AM 1.65 T T M M trace of snow, snow showers this morning, March 13th?
3/14/2012 7:32 AM 0.32 M M M M
3/15/2012 7:30 AM 0.77 M M M M
3/16/2012 7:00 AM 1.01 M M M M now to watch and see if we get a wind storm - something similar to Feb 2002?
3/17/2012 8:00 AM 0.58 M M M M weak thunderstorm with pea sized hail at 10pm 3-16
3/18/2012 7:00 AM 0.04 M M M M
3/19/2012 7:00 AM 0.02 M M M M snow flurries afternoon of the 18th, accumulations in areas in the north Valley and SW Washington. Is it Spring yet?
3/20/2012 7:30 AM 0.10 M M M M
3/21/2012 7:00 AM 1.23 0.5 0.26 0.5 0.26 half inch on the ground of snow, March 21, many areas getting a lot more, especially at slightly higher elevations, welcome to spring. Snow in gauge very slushy, high water content, temp stayed just above freezing.
3/22/2012 7:00 AM 1.07 3.0 0.46 3.0 0.46 2.5 inches of snow, had snow March 20th, 21st, and 22nd, but has stopped now, saving grace I guess is that it never froze, 33.1 lowest temp - had high of 34.8, by far the lowest high temp I have ever seen for March
3/23/2012 7:00 AM 0.02 M M 0.1 0.05 still some patches of snow, enough to put down .1"
3/24/2012 7:00 AM 0.00 0.0 M M M
3/25/2012 7:00 AM 0.00 0.0 M M M
3/26/2012 7:00 AM 0.26 M M M M
3/27/2012 7:00 AM 0.11 M M M M
3/28/2012 7:00 AM 0.27 M M M M
3/29/2012 8:20 AM 0.39 M M M M
3/30/2012 7:30 AM 1.62 M M M M 23 hours ending at 7:30
3/31/2012 7:00 AM 1.16 M M M M 12.65" of liquid precipitation for march. Unreal
4/1/2012 7:00 AM 0.22 M M M M
4/2/2012 7:00 AM 0.37 M M M M
4/3/2012 7:00 AM 0.06 M M M M
4/4/2012 7:30 AM 0.25 M M M M
4/5/2012 7:00 AM 0.46 M M M M weak thunderstorm ~3pm yesterday, two periods of hail.
4/6/2012 7:00 AM 0.15 M M M M
4/7/2012 7:00 AM 0.01 M M M M
4/8/2012 7:00 AM 0.00 0.0 M M M
4/9/2012 7:00 AM 0.00 0.0 M M M
4/10/2012 7:00 AM 0.00 0.0 M M M
4/11/2012 7:00 AM 0.26 M M M M
4/12/2012 7:00 AM 0.41 M M M M
4/13/2012 7:00 AM 0.45 M M M M
4/14/2012 7:00 AM 0.01 M M M M
4/15/2012 7:00 AM 0.00 0.0 M M M
4/16/2012 7:00 AM 0.42 M M M M
4/17/2012 7:00 AM 0.15 M M M M
4/18/2012 8:00 AM 0.34 M M M M
4/19/2012 7:50 AM 0.04 M M M M
4/20/2012 7:00 AM 0.32 M M M M
4/21/2012 7:00 AM 0.01 M M M M
4/22/2012 7:00 AM 0.00 0.0 M M M
4/23/2012 7:00 AM 0.00 0.0 M M M
4/24/2012 7:00 AM 0.00 0.0 M M M
4/25/2012 7:00 AM 0.00 0.0 M M M
4/26/2012 7:00 AM 0.28 M M M M
4/27/2012 7:00 AM 0.28 M M M M
4/28/2012 7:00 AM 0.06 M M M M
4/29/2012 7:00 AM 0.00 0.0 M M M
4/30/2012 8:00 AM 0.30 M M M M
5/1/2012 7:00 AM 0.40 M M M M
5/2/2012 7:00 AM 0.06 M M M M
5/3/2012 7:30 AM 0.75 M M M M
5/4/2012 7:00 AM 0.15 M M M M
5/5/2012 7:00 AM 0.02 M M M M
5/6/2012 7:00 AM 0.00 0.0 M M M
5/7/2012 7:00 AM 0.00 0.0 M M M
5/8/2012 7:00 AM 0.00 0.0 M M M
5/9/2012 7:00 AM 0.00 0.0 M M M
5/10/2012 7:00 AM 0.00 0.0 M M M
5/11/2012 7:00 AM 0.00 0.0 M M M
5/12/2012 7:00 AM 0.00 0.0 M M M
5/13/2012 7:00 AM 0.00 0.0 M M M
5/14/2012 7:00 AM 0.00 0.0 M M M
5/15/2012 7:00 AM 0.00 0.0 M M M
5/16/2012 7:00 AM 0.00 0.0 M M M
5/17/2012 7:00 AM 0.00 0.0 M M M
5/18/2012 7:00 AM 0.00 0.0 M M M
5/19/2012 7:00 AM 0.00 0.0 M M M
5/20/2012 7:00 AM T M M M M
5/22/2012 7:00 AM 0.34 M M M M
5/23/2012 7:00 AM 0.23 M M M M
5/24/2012 7:30 AM 0.18 M M M M
5/25/2012 7:00 AM 0.38 M M M M
5/26/2012 7:00 AM 0.02 M M M M
5/27/2012 7:00 AM 0.00 0.0 M M M
5/28/2012 7:00 AM T M M M M
5/29/2012 7:00 AM T M M M M
5/30/2012 7:00 AM 0.00 0.0 M M M
5/31/2012 7:00 AM 0.00 0.0 M M M
6/1/2012 7:00 AM 0.00 0.0 M M M
6/2/2012 7:00 AM 0.13 M M M M
6/3/2012 7:00 AM 0.00 0.0 M M M
6/4/2012 7:00 AM 0.18 M M M M
6/5/2012 7:00 AM 0.54 M M M M Thunderstorm yesterday afternoon - .44" of rain within ~1 hour.
6/6/2012 7:00 AM 0.02 M M M M
6/7/2012 7:05 AM 0.24 M M M M
6/8/2012 7:00 AM 0.10 M M M M
6/9/2012 7:00 AM 0.13 M M M M
6/10/2012 7:00 AM 0.00 0.0 M M M
6/11/2012 7:00 AM 0.00 0.0 M M M
6/12/2012 6:45 AM 0.07 M M M M
6/13/2012 7:00 AM T M M M M
6/14/2012 7:00 AM T M M M M
6/15/2012 7:00 AM 0.00 0.0 M M M
6/16/2012 7:00 AM 0.00 0.0 M M M
6/17/2012 7:00 AM 0.00 0.0 M M M
6/18/2012 7:00 AM T M M M M
6/19/2012 7:00 AM T 0.0 M M M
6/20/2012 7:00 AM 0.11 M M M M
6/21/2012 7:00 AM 0.00 0.0 M M M
6/22/2012 7:50 AM 0.04 M M M M
6/23/2012 8:00 AM 0.27 M M M M
6/24/2012 8:00 AM 0.09 M M M M
6/25/2012 7:00 AM T M M M M
6/26/2012 7:00 AM 0.48 M M M M
6/27/2012 7:00 AM 0.05 M M M M
6/28/2012 7:00 AM 0.00 0.0 M M M
6/29/2012 7:00 AM 0.03 M M M M
6/30/2012 7:00 AM T M M M M
7/1/2012 7:00 AM 0.28 M M M M
7/2/2012 7:00 AM T M M M M
7/3/2012 7:00 AM 0.07 M M M M
7/4/2012 7:00 AM 0.00 0.0 M M M
7/5/2012 7:00 AM 0.00 0.0 M M M
7/6/2012 7:00 AM 0.00 0.0 M M M
7/7/2012 7:00 AM 0.00 0.0 M M M
7/8/2012 7:00 AM 0.00 0.0 M M M
7/9/2012 7:00 AM 0.00 0.0 M M M
7/10/2012 7:00 AM 0.00 0.0 M M M
7/11/2012 7:00 AM 0.00 0.0 M M M
7/12/2012 7:00 AM 0.00 0.0 M M M
7/13/2012 7:00 AM 0.00 0.0 M M M
7/14/2012 7:00 AM 0.00 0.0 M M M
7/15/2012 7:00 AM 0.00 0.0 M M M
7/16/2012 7:00 AM T M M M M
7/17/2012 7:30 AM 0.13 M M M M Moderate thunderstorm moved through at about 2am
7/18/2012 7:00 AM T M M M M
7/19/2012 7:00 AM T M M M M
7/20/2012 7:00 AM 0.01 M M M M Thunderstorms in Area much of the night, nothing severe here, But there were a few very strong cells in the region
7/21/2012 7:00 AM T M M M M
7/22/2012 7:00 AM 0.00 0.0 M M M
7/23/2012 7:00 AM 0.00 0.0 M M M
7/24/2012 7:00 AM T M M M M
7/25/2012 7:00 AM 0.00 0.0 M M M
7/26/2012 7:00 AM 0.00 0.0 M M M
7/27/2012 7:00 AM 0.00 0.0 M M M
7/28/2012 7:00 AM 0.00 0.0 M M M
7/29/2012 7:00 AM 0.00 0.0 M M M
7/30/2012 7:00 AM 0.00 0.0 M M M
7/31/2012 7:00 AM 0.00 0.0 M M M
8/1/2012 7:00 AM 0.00 0.0 M M M
8/2/2012 7:00 AM 0.00 0.0 M M M
8/3/2012 7:00 AM 0.00 0.0 M M M
8/4/2012 7:00 AM 0.00 0.0 M M M
8/5/2012 7:00 AM 0.00 0.0 M M M
8/6/2012 7:00 AM 0.00 0.0 M M M
8/7/2012 7:00 AM 0.00 0.0 M M M
8/8/2012 7:00 AM 0.00 0.0 M M M
8/9/2012 7:00 AM 0.00 0.0 M M M
8/10/2012 7:00 AM 0.00 0.0 M M M
8/11/2012 7:00 AM 0.00 0.0 M M M
8/12/2012 7:00 AM 0.00 0.0 M M M
8/13/2012 7:00 AM 0.00 0.0 M M M
8/14/2012 7:00 AM 0.00 0.0 M M M
8/15/2012 7:00 AM 0.00 0.0 M M M
8/16/2012 7:00 AM 0.00 0.0 M M M
8/17/2012 7:00 AM 0.00 0.0 M M M
8/18/2012 7:00 AM 0.00 0.0 M M M
8/19/2012 7:00 AM T M M M M
8/20/2012 7:00 AM 0.00 0.0 M M M
8/21/2012 7:00 AM 0.00 0.0 M M M
8/22/2012 7:00 AM 0.00 0.0 M M M
8/23/2012 7:00 AM 0.00 0.0 M M M
8/24/2012 7:00 AM 0.00 0.0 M M M
8/25/2012 7:00 AM 0.00 0.0 M M M
8/26/2012 7:00 AM 0.00 0.0 M M M
8/27/2012 7:00 AM 0.07 M M M M
8/28/2012 7:00 AM 0.02 M M M M
8/29/2012 7:00 AM 0.00 0.0 M M M
8/30/2012 7:00 AM 0.00 0.0 M M M
8/31/2012 7:00 AM 0.00 0.0 M M M
9/1/2012 7:00 AM 0.00 0.0 M M M
9/2/2012 7:00 AM 0.00 0.0 M M M
9/3/2012 7:00 AM 0.00 0.0 M M M
9/4/2012 7:00 AM 0.00 0.0 M M M
9/5/2012 7:00 AM 0.00 0.0 M M M
9/6/2012 7:00 AM 0.00 0.0 M M M
9/7/2012 7:00 AM 0.00 0.0 M M M
9/8/2012 7:00 AM 0.00 0.0 M M M
9/9/2012 7:00 AM 0.00 0.0 M M M
9/10/2012 7:30 AM 0.02 M M M M
9/11/2012 7:00 AM 0.00 0.0 M M M
9/12/2012 7:00 AM 0.00 0.0 M M M
9/13/2012 7:00 AM 0.00 0.0 M M M
9/14/2012 7:00 AM 0.00 0.0 M M M
9/15/2012 7:00 AM 0.00 0.0 M M M
9/16/2012 7:00 AM 0.00 0.0 M M M
9/17/2012 7:00 AM 0.00 0.0 M M M
9/18/2012 7:00 AM 0.00 0.0 M M M
9/19/2012 7:00 AM 0.00 0.0 M M M
9/20/2012 7:00 AM 0.00 0.0 M M M
9/21/2012 7:00 AM T M M M M
9/22/2012 7:00 AM 0.00 0.0 M M M
9/23/2012 7:00 AM 0.09 M M M M
9/24/2012 7:00 AM 0.00 0.0 M M M
9/25/2012 7:00 AM 0.00 0.0 M M M
9/26/2012 7:00 AM 0.00 0.0 M M M
9/27/2012 7:00 AM 0.00 0.0 M M M .34" precip since July 4, never have I seen it this dry over any 3 month span, given that it looks like nothing is going to happen for the next week or two either of significance
9/28/2012 7:00 AM 0.00 0.0 M M M
9/29/2012 7:00 AM 0.00 0.0 M M M
9/30/2012 7:00 AM 0.00 0.0 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
3/16/2012 10:00 PM quick burst of hail with single lightning flash 1/4" Pea Size 1/4" Pea Size Rice Hard|Clear Ice 10 no damage Continuous False Same time as rain Same time as smaller hail vertical
4/3/2012 7:00 PM Rice Rice Rice Mixed|White Ice 20 3min no damage True Same time as rain Same time as smaller hail
4/4/2012 3:00 PM 3/8" 1/4" Pea Size Rice Mixed|White Ice 15 3min no damage Continuous False After rain After smaller hail vertical
4/4/2012 4:15 PM 1/4" Pea Size 1/4" Pea Size Rice Hard|Soft|White Ice no damage Continuous True Before rain After smaller hail vertical