Station Overview Station Location
Station Number OR-BN-58 Latitude 44.5882301330566
Station Name Corvallis 3.6 WNW Longitude -123.344200134277
County Benton Elevation (ft) 566



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 17 3.63 5.89 31 5.52 7 0.37 24 4 7 0 0.0 0 0
Nov 17 8.79 9.55 29 7.74 21 1.81 8 3 21 0 0.0 0 0
Dec 17 9.96 2.27 28 1.60 9 0.67 19 4 9 0 0.0 0 0
Jan 18 8.30 6.61 29 6.45 21 0.16 8 2 19 1 0.2 1 0
Feb 18 6.68 3.86 15 1.54 8 2.32 7 3 8 0 0.0 0 0
March 18 5.90 4.26 26 2.38 8 1.88 18 5 6 1 0.0 0 0
April 18 3.72 5.55 29 5.44 24 0.11 5 1 15 2 0.0 0 0
May 18 2.47 0.35 8 0.00 2 0.35 6 3 0 1 0.0 0 0
June 18 1.63 0.76 5 0.76 5 0.00 0 0 3 2 0.0 0 0
July 18 0.46 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 18 0.52 0.01 8 0.01 8 0.00 0 0 1 0 0.0 0 0
Sept 18 1.39 0.74 12 0.18 5 0.56 7 2 2 0 0.0 0 0
Water Year Totals: 53.45" 39.85" 220 days 31.62" 118 8.23" 102 days 27 91 days 7 days 0.2" 1 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
10/1/2017 0.29
10/2/2017 **
10/3/2017 **
10/4/2017 **
10/5/2017 **
10/6/2017 **
10/7/2017 **
10/8/2017 **
10/9/2017 **
10/10/2017 **
10/11/2017 0.28
10/12/2017 0.20
10/13/2017 0.76
10/14/2017 **
10/15/2017 **
10/16/2017 **
10/17/2017 **
10/18/2017 **
10/19/2017 0.05
10/20/2017 1.12
10/21/2017 0.73
10/22/2017 2.25
10/23/2017 0.17
10/24/2017 **
10/25/2017 **
10/26/2017 **
10/27/2017 0.03
10/28/2017 **
10/29/2017 0.01
10/30/2017 **
10/31/2017 **
11/1/2017 **
11/2/2017 **
11/3/2017 0.36
11/4/2017 0.06
11/5/2017 0.58
11/6/2017 0.11
11/7/2017 **
11/8/2017 **
11/9/2017 1.13
11/10/2017 0.91
11/11/2017 0.23
11/12/2017 0.01
11/13/2017 0.01
11/14/2017 0.40
11/15/2017 0.52
11/16/2017 1.33
11/17/2017 1.11
11/18/2017 0.13
11/19/2017 **
11/20/2017 0.32
11/21/2017 0.32
11/22/2017 0.15
11/23/2017 0.82
11/24/2017 0.21
11/25/2017
11/26/2017 0.26
11/27/2017 0.23
11/28/2017 0.11
11/29/2017 0.23
11/30/2017 0.01
12/1/2017 0.17
12/2/2017 0.17
12/3/2017 0.01
12/4/2017
12/5/2017 0.01
12/6/2017 **
12/7/2017 **
12/8/2017 **
12/9/2017 **
12/10/2017 **
12/11/2017 **
12/12/2017 **
12/13/2017 **
12/14/2017 **
12/15/2017 0.00
12/16/2017
12/17/2017 0.02
12/18/2017 **
12/19/2017 0.12
12/20/2017 1.01
12/21/2017 **
12/22/2017 **
12/23/2017 0.48
12/24/2017 **
12/25/2017 **
12/26/2017 **
12/27/2017 0.07
12/28/2017 0.01
12/29/2017 0.19
12/30/2017
12/31/2017 0.01
Day of YearDaily PrcpMultiday Prcp
1/1/2018 0.00
1/2/2018 **
1/3/2018 **
1/4/2018 0.02
1/5/2018 0.46
1/6/2018 0.12
1/7/2018 0.01
1/8/2018 0.03
1/9/2018 0.52
1/10/2018 0.11
1/11/2018 0.46
1/12/2018
1/13/2018 **
1/14/2018 **
1/15/2018 **
1/16/2018 **
1/17/2018 0.14
1/18/2018 0.42
1/19/2018 0.68
1/20/2018 0.10
1/21/2018 0.07
1/22/2018 0.10
1/23/2018 0.14
1/24/2018 1.08
1/25/2018 0.51
1/26/2018 0.80
1/27/2018 0.23
1/28/2018 0.13
1/29/2018 T
1/30/2018 0.48
1/31/2018
2/1/2018 0.10
2/2/2018
2/3/2018
2/4/2018
2/5/2018
2/6/2018
2/7/2018
2/8/2018
2/9/2018
2/10/2018
2/11/2018
2/12/2018
2/13/2018
2/14/2018 0.27
2/15/2018 0.12
2/16/2018 0.01
2/17/2018 0.07
2/18/2018 0.80
2/19/2018 **
2/20/2018 0.27
2/21/2018 0.11
2/22/2018
2/23/2018 **
2/24/2018 1.08
2/25/2018 **
2/26/2018 **
2/27/2018 0.97
2/28/2018 0.06
3/1/2018 0.78
3/2/2018 0.14
3/3/2018 **
3/4/2018 **
3/5/2018 **
3/6/2018 **
3/7/2018 **
3/8/2018 0.10
3/9/2018 0.42
3/10/2018
3/11/2018
3/12/2018
3/13/2018 **
3/14/2018 **
3/15/2018 **
3/16/2018 **
3/17/2018 M
3/18/2018 **
3/19/2018 0.09
3/20/2018 **
3/21/2018 0.01
3/22/2018 0.87
3/23/2018 **
3/24/2018 1.68
3/25/2018 0.10
3/26/2018 0.07
3/27/2018
3/28/2018
3/29/2018 T
3/30/2018 0.00
3/31/2018 **
Day of YearDaily PrcpMultiday Prcp
4/1/2018 **
4/2/2018 **
4/3/2018 0.11
4/4/2018 0.03
4/5/2018
4/6/2018 0.31
4/7/2018 0.09
4/8/2018 1.83
4/9/2018 0.12
4/10/2018 0.01
4/11/2018 0.03
4/12/2018 0.45
4/13/2018 0.65
4/14/2018 0.06
4/15/2018 0.13
4/16/2018 0.93
4/17/2018 0.30
4/18/2018 0.09
4/19/2018 T
4/20/2018 0.00
4/21/2018 T
4/22/2018 0.00
4/23/2018 0.00
4/24/2018 0.00
4/25/2018 0.00
4/26/2018 0.00
4/27/2018 0.00
4/28/2018 0.41
4/29/2018 **
4/30/2018 **
5/1/2018 T 0.15
5/2/2018
5/3/2018
5/4/2018
5/5/2018 **
5/6/2018 **
5/7/2018 0.12
5/8/2018 0.00
5/9/2018 **
5/10/2018 0.08
5/11/2018
5/12/2018
5/13/2018
5/14/2018
5/15/2018
5/16/2018
5/17/2018
5/18/2018
5/19/2018
5/20/2018
5/21/2018
5/22/2018
5/23/2018
5/24/2018
5/25/2018
5/26/2018
5/27/2018
5/28/2018
5/29/2018
5/30/2018
5/31/2018
6/1/2018
6/2/2018
6/3/2018
6/4/2018 T
6/5/2018
6/6/2018
6/7/2018
6/8/2018
6/9/2018 0.16
6/10/2018 0.15
6/11/2018 0.45
6/12/2018
6/13/2018
6/14/2018
6/15/2018
6/16/2018
6/17/2018
6/18/2018
6/19/2018
6/20/2018
6/21/2018
6/22/2018
6/23/2018
6/24/2018
6/25/2018
6/26/2018
6/27/2018
6/28/2018 T
6/29/2018
6/30/2018
Day of YearDaily PrcpMultiday Prcp
7/1/2018
7/2/2018
7/3/2018
7/4/2018
7/5/2018
7/6/2018
7/7/2018
7/8/2018
7/9/2018
7/10/2018
7/11/2018
7/12/2018
7/13/2018
7/14/2018
7/15/2018
7/16/2018
7/17/2018
7/18/2018
7/19/2018
7/20/2018
7/21/2018
7/22/2018
7/23/2018
7/24/2018
7/25/2018
7/26/2018
7/27/2018
7/28/2018
7/29/2018
7/30/2018
7/31/2018
8/1/2018
8/2/2018
8/3/2018
8/4/2018
8/5/2018
8/6/2018
8/7/2018
8/8/2018
8/9/2018
8/10/2018
8/11/2018
8/12/2018
8/13/2018
8/14/2018
8/15/2018
8/16/2018
8/17/2018
8/18/2018
8/19/2018
8/20/2018 0.00
8/21/2018 0.00
8/22/2018 0.00
8/23/2018
8/24/2018
8/25/2018
8/26/2018
8/27/2018 0.01
8/28/2018 0.00
8/29/2018 0.00
8/30/2018 0.00
8/31/2018 0.00
9/1/2018
9/2/2018
9/3/2018
9/4/2018
9/5/2018
9/6/2018
9/7/2018
9/8/2018
9/9/2018 **
9/10/2018 **
9/11/2018 **
9/12/2018 **
9/13/2018 0.46
9/14/2018 0.08
9/15/2018 **
9/16/2018 0.10
9/17/2018 0.10
9/18/2018 0.00
9/19/2018 0.00
9/20/2018 0.00
9/21/2018
9/22/2018
9/23/2018
9/24/2018
9/25/2018
9/26/2018
9/27/2018
9/28/2018
9/29/2018
9/30/2018



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2017 7:00 AM 0.29 M M M M
10/12/2017 7:00 AM 0.20 M M M M
10/13/2017 7:00 AM 0.76 M M M M
10/20/2017 7:25 AM 1.12 M M M M
10/21/2017 8:30 AM 0.73 M M M M
10/22/2017 7:00 AM 2.25 M M M M
10/23/2017 7:00 AM 0.17 M M M M
11/4/2017 8:00 AM 0.06 M M M M
11/5/2017 7:00 AM 0.58 M M M M
11/6/2017 7:00 AM 0.11 M M M M
11/10/2017 7:00 AM 0.91 M M M M
11/11/2017 8:00 AM 0.23 M M M M
11/12/2017 7:00 AM 0.01 M M M M
11/13/2017 7:00 AM 0.01 M M M M
11/14/2017 8:00 AM 0.40 M M M M
11/15/2017 7:20 AM 0.52 M M M M
11/16/2017 7:20 AM 1.33 M M M M
11/17/2017 7:00 AM 1.11 M M M M
11/18/2017 7:00 AM 0.13 M M M M
11/21/2017 7:00 AM 0.32 M M M M
11/22/2017 7:00 AM 0.15 M M M M
11/23/2017 7:00 AM 0.82 M M M M
11/24/2017 7:00 AM 0.21 M M M M
11/26/2017 7:00 AM 0.26 M M M M
11/27/2017 7:00 AM 0.23 M M M M
11/28/2017 7:00 AM 0.11 M M M M
11/29/2017 7:00 AM 0.23 M M M M
11/30/2017 7:00 AM 0.01 M M M M
12/1/2017 7:00 AM 0.17 M M M M
12/2/2017 7:00 AM 0.17 M M M M
12/3/2017 7:00 AM 0.01 M M M M
12/5/2017 7:00 AM 0.01 M M M M
12/17/2017 7:00 AM 0.02 M M M M
12/20/2017 7:00 AM 1.01 M M M M
12/28/2017 7:00 AM 0.01 M M M M
12/29/2017 7:00 AM 0.19 M M M M
12/31/2017 7:00 AM 0.01 M M M M
1/1/2018 7:00 AM 0.00 0.0 M M M
1/5/2018 7:45 AM 0.46 M M M M
1/6/2018 8:00 AM 0.12 M M M M
1/7/2018 7:00 AM 0.01 M M M M
1/8/2018 8:30 AM 0.03 M M M M
1/9/2018 7:00 AM 0.52 M M M M
1/10/2018 7:00 AM 0.11 M M M M
1/11/2018 7:05 AM 0.46 M M M M
1/18/2018 7:00 AM 0.42 M M M M
1/19/2018 7:00 AM 0.68 M M M M
1/20/2018 8:00 AM 0.10 M M M M
1/21/2018 7:00 AM 0.07 M M M M
1/22/2018 7:00 AM 0.10 M M M M
1/23/2018 7:00 AM 0.14 M M M M
1/24/2018 7:00 AM 1.08 M M M M
1/25/2018 7:30 AM 0.51 0.2 M M M thin layer of wet snow not yet melted, not included. Started falling at about 7:00 a.m.
1/26/2018 7:00 AM 0.80 M M M M includes thin layer of wet snow that fell between 7 am and 7:30 am yesterday
1/27/2018 7:00 AM 0.23 M M M M
1/28/2018 7:00 AM 0.13 M M M M
1/29/2018 7:00 AM T M M M M
1/30/2018 7:00 AM 0.48 M M M M
2/1/2018 7:00 AM 0.10 M M M M
2/14/2018 7:20 AM 0.27 M M M M
2/15/2018 7:00 AM 0.12 M M M M
2/16/2018 7:00 AM 0.01 M M M M
2/17/2018 8:30 AM 0.07 M M M M
2/18/2018 7:00 AM 0.80 M M M M including melted snow
2/21/2018 7:00 AM 0.11 M M M M
2/28/2018 7:00 AM 0.06 M M M M
3/1/2018 7:00 AM 0.78 M M M M
3/2/2018 7:00 AM 0.14 M M M M
3/9/2018 7:00 AM 0.42 M M M M
3/22/2018 7:00 AM 0.87 M M M M
3/25/2018 7:00 AM 0.10 M M M M
3/26/2018 7:00 AM 0.07 M M M M
3/29/2018 7:00 AM T M M M M dew/condensation
3/30/2018 7:00 AM 0.00 0.0 M M M
4/4/2018 7:45 AM 0.03 M M M M
4/6/2018 7:00 AM 0.31 M M M M
4/7/2018 7:00 AM 0.09 M M M M
4/8/2018 7:15 AM 1.83 M M M M
4/9/2018 7:00 AM 0.12 M M M M
4/10/2018 7:00 AM 0.01 M M M M
4/11/2018 7:00 AM 0.03 M M M M includes pine needle
4/12/2018 7:00 AM 0.45 M M M M
4/13/2018 7:30 AM 0.65 M M M M
4/14/2018 8:00 AM 0.06 M M M M
4/15/2018 8:00 AM 0.13 M M M M
4/16/2018 7:00 AM 0.93 M M M M
4/17/2018 8:00 AM 0.30 M M M M
4/18/2018 7:00 AM 0.09 M M M M
4/19/2018 7:00 AM T M M M M
4/20/2018 7:00 AM 0.00 0.0 M M M
4/21/2018 7:00 AM T M M M M
4/22/2018 7:00 AM 0.00 0.0 M M M
4/23/2018 7:00 AM 0.00 0.0 M M M
4/24/2018 7:00 AM 0.00 0.0 M M M
4/25/2018 7:00 AM 0.00 0.0 M M M
4/26/2018 7:00 AM 0.00 0.0 M M M
4/27/2018 7:00 AM 0.00 0.0 M M M
4/28/2018 8:05 AM 0.41 M M M M
5/1/2018 7:00 AM T M M M M
5/8/2018 7:00 AM 0.00 0.0 M M M
6/4/2018 7:00 AM T M M M M
6/9/2018 7:00 AM 0.16 M M M M
6/10/2018 7:00 AM 0.15 M M M M
6/11/2018 7:00 AM 0.45 M M M M
6/28/2018 7:00 AM T M M M M
8/20/2018 7:00 AM 0.00 0.0 M M M
8/21/2018 7:00 AM 0.00 0.0 M M M
8/22/2018 7:00 AM 0.00 0.0 M M M
8/27/2018 7:00 AM 0.01 0.0 M M M
8/28/2018 7:00 AM 0.00 0.0 M M M
8/29/2018 7:00 AM 0.00 0.0 M M M
8/30/2018 7:00 AM 0.00 0.0 M M M
8/31/2018 7:00 AM 0.00 0.0 M M M
9/14/2018 7:00 AM 0.08 M M M M
9/17/2018 7:00 AM 0.10 M M M M
9/18/2018 7:00 AM 0.00 0.0 M M M
9/19/2018 7:00 AM 0.00 0.0 M M M
9/20/2018 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
10/2/2017 10/11/2017 7:00 AM 10 0.28 M M
10/14/2017 10/19/2017 7:30 AM 6 0.05 M M
10/24/2017 10/27/2017 7:00 AM 4 0.03 M M
10/28/2017 10/29/2017 7:00 AM 2 0.01 M M
10/30/2017 11/03/2017 7:00 AM 5 0.36 M M
11/7/2017 11/09/2017 7:00 AM 3 1.13 M M
11/19/2017 11/20/2017 7:00 AM 2 0.32 M M
12/6/2017 12/15/2017 7:00 AM 10 0.00 M M
12/18/2017 12/19/2017 7:30 AM 2 0.12 M M
12/21/2017 12/23/2017 7:30 AM 3 0.48 M M
12/24/2017 12/27/2017 8:30 AM 4 0.07 M M
1/2/2018 1/04/2018 7:00 AM 3 0.02 M M
1/13/2018 1/17/2018 7:00 AM 5 0.14 M M
2/19/2018 2/20/2018 7:00 AM 2 0.27 M M some unmelted snow in funnel, all frozen up so could not remove to melt
2/23/2018 2/24/2018 7:00 AM 2 1.08 M M
2/25/2018 2/27/2018 7:00 AM 3 0.97 M M
3/3/2018 3/08/2018 7:00 AM 6 0.10 M M
3/13/2018 3/17/2018 7:00 AM 5 M M M Report of 89.00 inches was submitted. Probably was .89 inches, but needs to be verified with observers. - CS
3/18/2018 3/19/2018 7:00 AM 2 0.09 M M
3/20/2018 3/21/2018 7:00 AM 2 0.01 M M
3/23/2018 3/24/2018 7:00 AM 2 1.68 M M amount is short: heavy wet snow overfilled gauge top
3/31/2018 4/03/2018 7:00 AM 4 0.11 M M
4/29/2018 5/01/2018 7:00 AM 3 0.15 M M
5/5/2018 5/07/2018 7:00 AM 3 0.12 M M
5/9/2018 5/10/2018 7:00 AM 2 0.08 M M
9/9/2018 9/13/2018 7:00 AM 5 0.46 M M
9/15/2018 9/16/2018 7:00 AM 2 0.10 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