Station Overview Station Location
Station Number OR-UM-5 Latitude 45.8433
Station Name Hermiston 1.0 NW Longitude -119.29911
County Umatilla Elevation (ft) 464



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 0.71 1.66 17 1.66 17 0.00 0 0 6 0 0.0 0 0
Nov 09 1.17 0.09 15 0.09 15 0.00 0 0 2 0 0.0 0 0
Dec 09 1.11 1.23 18 1.23 18 0.00 0 0 4 0 3.0 2 3
Jan 10 1.19 0.33 3 0.33 3 0.00 0 0 2 0 0.0 0 0
Feb 10 0.83 0.00 1 0.00 1 0.00 0 0 0 0 0.0 0 0
March 10 0.88 0.00 1 0.00 1 0.00 0 0 0 0 0.0 0 0
April 10 0.84 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
May 10 0.78 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
June 10 0.60 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 10 0.16 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 10 0.21 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Sept 10 0.27 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Water Year Totals: 8.75" 3.31" 55 days 3.31" 55 0.00" 0 days 0 14 days 0 days 3.0" 2 days 3 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 0.00
10/2/2009 0.00
10/3/2009 0.00
10/4/2009 0.70
10/5/2009 0.20
10/6/2009 0.00
10/7/2009 0.00
10/8/2009 0.00
10/9/2009 0.00
10/10/2009 0.00
10/11/2009 0.00
10/12/2009
10/13/2009
10/14/2009 0.30
10/15/2009 0.25
10/16/2009 0.00
10/17/2009
10/18/2009
10/19/2009
10/20/2009
10/21/2009
10/22/2009
10/23/2009
10/24/2009
10/25/2009
10/26/2009
10/27/2009
10/28/2009 0.00
10/29/2009 0.01
10/30/2009 0.20
10/31/2009
11/1/2009 0.00
11/2/2009 0.00
11/3/2009 0.00
11/4/2009 0.00
11/5/2009 0.00
11/6/2009 0.08
11/7/2009 0.01
11/8/2009 0.00
11/9/2009
11/10/2009
11/11/2009 0.00
11/12/2009 0.00
11/13/2009 0.00
11/14/2009
11/15/2009
11/16/2009
11/17/2009
11/18/2009
11/19/2009
11/20/2009
11/21/2009
11/22/2009
11/23/2009
11/24/2009 0.00
11/25/2009 0.00
11/26/2009 0.00
11/27/2009
11/28/2009
11/29/2009
11/30/2009 0.00
12/1/2009 0.00
12/2/2009 0.00
12/3/2009 0.00
12/4/2009 0.00
12/5/2009 0.00
12/6/2009 0.00
12/7/2009 0.00
12/8/2009 0.00
12/9/2009 0.00
12/10/2009
12/11/2009
12/12/2009 0.00
12/13/2009 0.23
12/14/2009
12/15/2009 0.10
12/16/2009 0.40
12/17/2009
12/18/2009
12/19/2009
12/20/2009
12/21/2009
12/22/2009
12/23/2009
12/24/2009 0.00
12/25/2009 0.00
12/26/2009 0.00
12/27/2009
12/28/2009
12/29/2009
12/30/2009 0.50
12/31/2009 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2010
1/2/2010
1/3/2010
1/4/2010 0.00
1/5/2010 0.15
1/6/2010 0.18
1/7/2010
1/8/2010
1/9/2010
1/10/2010
1/11/2010
1/12/2010
1/13/2010
1/14/2010
1/15/2010
1/16/2010
1/17/2010
1/18/2010
1/19/2010
1/20/2010
1/21/2010
1/22/2010
1/23/2010
1/24/2010
1/25/2010
1/26/2010
1/27/2010
1/28/2010
1/29/2010
1/30/2010
1/31/2010
2/1/2010
2/2/2010
2/3/2010
2/4/2010
2/5/2010
2/6/2010
2/7/2010
2/8/2010
2/9/2010
2/10/2010
2/11/2010
2/12/2010
2/13/2010
2/14/2010
2/15/2010
2/16/2010
2/17/2010
2/18/2010
2/19/2010
2/20/2010
2/21/2010
2/22/2010
2/23/2010 0.00
2/24/2010
2/25/2010
2/26/2010
2/27/2010
2/28/2010
3/1/2010
3/2/2010
3/3/2010
3/4/2010
3/5/2010
3/6/2010 0.00
3/7/2010
3/8/2010
3/9/2010
3/10/2010
3/11/2010
3/12/2010
3/13/2010
3/14/2010
3/15/2010
3/16/2010
3/17/2010
3/18/2010
3/19/2010
3/20/2010
3/21/2010
3/22/2010
3/23/2010
3/24/2010
3/25/2010
3/26/2010
3/27/2010
3/28/2010
3/29/2010
3/30/2010
3/31/2010
Day of YearDaily PrcpMultiday Prcp
4/1/2010
4/2/2010
4/3/2010
4/4/2010
4/5/2010
4/6/2010
4/7/2010
4/8/2010
4/9/2010
4/10/2010
4/11/2010
4/12/2010
4/13/2010
4/14/2010
4/15/2010
4/16/2010
4/17/2010
4/18/2010
4/19/2010
4/20/2010
4/21/2010
4/22/2010
4/23/2010
4/24/2010
4/25/2010
4/26/2010
4/27/2010
4/28/2010
4/29/2010
4/30/2010
5/1/2010
5/2/2010
5/3/2010
5/4/2010
5/5/2010
5/6/2010
5/7/2010
5/8/2010
5/9/2010
5/10/2010
5/11/2010
5/12/2010
5/13/2010
5/14/2010
5/15/2010
5/16/2010
5/17/2010
5/18/2010
5/19/2010
5/20/2010
5/21/2010
5/22/2010
5/23/2010
5/24/2010
5/25/2010
5/26/2010
5/27/2010
5/28/2010
5/29/2010
5/30/2010
5/31/2010
6/1/2010
6/2/2010
6/3/2010
6/4/2010
6/5/2010
6/6/2010
6/7/2010
6/8/2010
6/9/2010
6/10/2010
6/11/2010
6/12/2010
6/13/2010
6/14/2010
6/15/2010
6/16/2010
6/17/2010
6/18/2010
6/19/2010
6/20/2010
6/21/2010
6/22/2010
6/23/2010
6/24/2010
6/25/2010
6/26/2010
6/27/2010
6/28/2010
6/29/2010
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
7/11/2010
7/12/2010
7/13/2010
7/14/2010
7/15/2010
7/16/2010
7/17/2010
7/18/2010
7/19/2010
7/20/2010
7/21/2010
7/22/2010
7/23/2010
7/24/2010
7/25/2010
7/26/2010
7/27/2010
7/28/2010
7/29/2010
7/30/2010
7/31/2010
8/1/2010
8/2/2010
8/3/2010
8/4/2010
8/5/2010
8/6/2010
8/7/2010
8/8/2010
8/9/2010
8/10/2010
8/11/2010
8/12/2010
8/13/2010
8/14/2010
8/15/2010
8/16/2010
8/17/2010
8/18/2010
8/19/2010
8/20/2010
8/21/2010
8/22/2010
8/23/2010
8/24/2010
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
9/13/2010
9/14/2010
9/15/2010
9/16/2010
9/17/2010
9/18/2010
9/19/2010
9/20/2010
9/21/2010
9/22/2010
9/23/2010
9/24/2010
9/25/2010
9/26/2010
9/27/2010
9/28/2010
9/29/2010
9/30/2010



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2009 8:00 AM 0.00 0.0 M M M
10/2/2009 8:00 AM 0.00 0.0 M M M
10/3/2009 8:00 AM 0.00 0.0 M M M Cool and Overcast
10/4/2009 9:55 AM 0.70 M M M M Light Rain
10/5/2009 8:00 AM 0.20 M M M M
10/6/2009 8:00 AM 0.00 0.0 M M M sunny
10/7/2009 7:00 AM 0.00 0.0 M M M
10/8/2009 7:00 AM 0.00 0.0 M M M
10/9/2009 8:00 AM 0.00 0.0 M M M
10/10/2009 7:00 AM 0.00 0.0 M M M
10/11/2009 8:00 AM 0.00 0.0 M M M sunny and clear
10/14/2009 8:00 AM 0.30 M M M M Overcast with light sprinkles
10/15/2009 8:00 AM 0.25 M M M M
10/16/2009 8:00 AM 0.00 0.0 M M M
10/28/2009 8:00 AM 0.00 0.0 M M M
10/29/2009 8:00 AM 0.01 M M M M raining
10/30/2009 8:00 AM 0.20 M M M M sunny and windy
11/1/2009 7:00 AM 0.00 0.0 M M M
11/2/2009 7:00 AM 0.00 0.0 M M M
11/3/2009 7:00 AM 0.00 0.0 M M M
11/4/2009 8:00 AM 0.00 0.0 M M M
11/5/2009 8:00 AM 0.00 0.0 M M M
11/6/2009 8:00 AM 0.08 M M M M overcast with slight breeze
11/7/2009 8:00 AM 0.01 M M M M
11/8/2009 8:00 AM 0.00 0.0 M M M
11/11/2009 7:00 AM 0.00 0.0 M M M
11/12/2009 7:00 AM 0.00 0.0 M M M
11/13/2009 8:00 AM 0.00 0.0 M M M
11/24/2009 7:00 AM 0.00 0.0 M M M
11/25/2009 7:00 AM 0.00 0.0 M M M
11/26/2009 8:00 AM 0.00 0.0 M M M Overcast
11/30/2009 8:00 AM 0.00 0.0 M M M fog
12/1/2009 7:00 AM 0.00 0.0 M M M
12/2/2009 7:00 AM 0.00 0.0 M M M
12/3/2009 7:00 AM 0.00 0.0 M M M
12/4/2009 8:00 AM 0.00 0.0 M M M overcast
12/5/2009 7:00 AM 0.00 0.0 M M M
12/6/2009 7:00 AM 0.00 0.0 M M M
12/7/2009 8:00 AM 0.00 0.0 M M M COLD
12/8/2009 8:00 AM 0.00 0.0 M M M extreme cold
12/9/2009 8:00 AM 0.00 0.0 M M M
12/12/2009 8:00 AM 0.00 0.0 M M M
12/13/2009 8:00 AM 0.23 0.8 0.23 0.8 0.23
12/15/2009 8:00 AM 0.10 M M M M freezing rain
12/16/2009 8:00 AM 0.40 M M M M
12/24/2009 7:00 AM 0.00 0.0 M M M
12/25/2009 7:00 AM 0.00 0.0 M M M
12/26/2009 8:00 AM 0.00 0.0 M M M
12/30/2009 8:00 AM 0.50 2.2 0.50 2.2 0.50
12/31/2009 8:00 AM 0.00 0.0 M 2.0 0.40
1/4/2010 8:00 AM 0.00 0.0 M M M fog and overcast
1/5/2010 8:00 AM 0.15 M M M M
1/6/2010 8:00 AM 0.18 M M M M
2/23/2010 8:00 AM 0.00 0.0 M M M Sunny
3/6/2010 8:00 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