Station Overview Station Location
Station Number OR-CT-12 Latitude 45.78532
Station Name Arch Cape 3.0 S Longitude -123.967635
County Clatsop Elevation (ft) 37



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 14 7.83 15.54 30 6.98 8 8.56 22 2 8 0 0.0 0 0
Nov 14 15.12 7.45 30 0.20 1 7.25 29 1 1 0 0.0 0 0
Dec 14 14.27 10.75 31 0.00 2 10.75 29 1 0 0 0.0 0 0
Jan 15 14.19 6.50 31 6.50 11 0.00 20 0 7 1 0.0 0 0
Feb 15 11.02 12.50 28 0.97 14 11.53 14 2 8 1 0.0 0 0
March 15 10.70 8.85 30 0.59 2 8.26 28 2 2 0 0.0 0 0
April 15 7.71 5.89 30 2.09 14 3.80 16 2 6 0 0.0 0 0
May 15 4.84 3.82 30 0.24 7 3.58 23 1 3 2 0.0 0 0
June 15 3.81 1.07 30 0.00 0 1.07 30 3 0 0 0.0 0 0
July 15 1.50 0.79 28 0.00 5 0.79 23 4 0 2 0.0 0 0
Aug 15 1.38 2.16 29 2.05 9 0.11 20 3 6 2 0.0 0 0
Sept 15 3.05 2.39 22 1.21 9 1.18 13 2 7 0 0.0 0 0
Water Year Totals: 95.42" 77.71" 349 days 20.83" 82 56.88" 267 days 23 48 days 8 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
10/1/2014 6.05
10/2/2014 **
10/3/2014 **
10/4/2014 **
10/5/2014 **
10/6/2014 **
10/7/2014 **
10/8/2014 **
10/9/2014 **
10/10/2014 **
10/11/2014 **
10/12/2014 **
10/13/2014 **
10/14/2014 2.51
10/15/2014 0.77
10/16/2014 0.68
10/17/2014 0.07
10/18/2014 1.21
10/19/2014 0.08
10/20/2014 1.01
10/21/2014
10/22/2014 1.53
10/23/2014 1.63
10/24/2014 **
10/25/2014 **
10/26/2014 **
10/27/2014 **
10/28/2014 **
10/29/2014 **
10/30/2014 **
10/31/2014 **
11/1/2014 **
11/2/2014 **
11/3/2014 **
11/4/2014 **
11/5/2014 **
11/6/2014 **
11/7/2014 **
11/8/2014 **
11/9/2014 **
11/10/2014 **
11/11/2014 **
11/12/2014 **
11/13/2014 **
11/14/2014 **
11/15/2014 **
11/16/2014 **
11/17/2014 **
11/18/2014 7.25
11/19/2014 0.20
11/20/2014 **
11/21/2014 **
11/22/2014 **
11/23/2014 **
11/24/2014 **
11/25/2014 **
11/26/2014 **
11/27/2014 **
11/28/2014 **
11/29/2014 **
11/30/2014 **
12/1/2014 **
12/2/2014 **
12/3/2014 **
12/4/2014 **
12/5/2014 **
12/6/2014 **
12/7/2014 **
12/8/2014 **
12/9/2014 **
12/10/2014 **
12/11/2014 **
12/12/2014 **
12/13/2014 **
12/14/2014 **
12/15/2014 **
12/16/2014 **
12/17/2014 **
12/18/2014 **
12/19/2014 **
12/20/2014 **
12/21/2014 **
12/22/2014 **
12/23/2014 **
12/24/2014 **
12/25/2014 **
12/26/2014 **
12/27/2014 **
12/28/2014 **
12/29/2014 10.75
12/30/2014 0.00
12/31/2014 0.00
Day of YearDaily PrcpMultiday Prcp
1/1/2015 0.00
1/2/2015 0.00
1/3/2015 0.20
1/4/2015 0.74
1/5/2015 5.09
1/6/2015 0.20
1/7/2015 0.02
1/8/2015 0.00
1/9/2015 T
1/10/2015 0.08
1/11/2015 0.17
1/12/2015 **
1/13/2015 **
1/14/2015 **
1/15/2015 **
1/16/2015 **
1/17/2015 **
1/18/2015 **
1/19/2015 **
1/20/2015 **
1/21/2015 **
1/22/2015 **
1/23/2015 **
1/24/2015 **
1/25/2015 **
1/26/2015 **
1/27/2015 **
1/28/2015 **
1/29/2015 **
1/30/2015 **
1/31/2015 **
2/1/2015 5.25
2/2/2015 0.45
2/3/2015 0.05
2/4/2015 0.07
2/5/2015 **
2/6/2015 **
2/7/2015 **
2/8/2015 **
2/9/2015 **
2/10/2015 **
2/11/2015 **
2/12/2015 6.28
2/13/2015 0.01
2/14/2015 0.01
2/15/2015 T
2/16/2015 0.00
2/17/2015 0.00
2/18/2015 0.00
2/19/2015 0.07
2/20/2015 0.29
2/21/2015 0.02
2/22/2015 0.00
2/23/2015 0.00
2/24/2015 **
2/25/2015 **
2/26/2015 **
2/27/2015 **
2/28/2015 **
3/1/2015 **
3/2/2015 **
3/3/2015 **
3/4/2015 **
3/5/2015 **
3/6/2015 **
3/7/2015 **
3/8/2015 **
3/9/2015 **
3/10/2015 **
3/11/2015 **
3/12/2015 **
3/13/2015 **
3/14/2015 **
3/15/2015 **
3/16/2015 **
3/17/2015 **
3/18/2015 **
3/19/2015 **
3/20/2015 **
3/21/2015 **
3/22/2015 **
3/23/2015 **
3/24/2015 7.80
3/25/2015
3/26/2015 **
3/27/2015 0.46
3/28/2015 0.58
3/29/2015 0.01
3/30/2015 **
3/31/2015 **
Day of YearDaily PrcpMultiday Prcp
4/1/2015 **
4/2/2015 **
4/3/2015 **
4/4/2015 **
4/5/2015 **
4/6/2015 **
4/7/2015 **
4/8/2015 **
4/9/2015 **
4/10/2015 2.25
4/11/2015 0.56
4/12/2015 0.04
4/13/2015 0.01
4/14/2015 1.32
4/15/2015 0.11
4/16/2015 0.00
4/17/2015 0.00
4/18/2015 0.00
4/19/2015 0.00
4/20/2015 0.00
4/21/2015 0.00
4/22/2015 0.05
4/23/2015 **
4/24/2015 **
4/25/2015 **
4/26/2015 **
4/27/2015 **
4/28/2015 1.55
4/29/2015 0.00
4/30/2015 0.00
5/1/2015 0.00
5/2/2015 T
5/3/2015 0.00
5/4/2015 **
5/5/2015 **
5/6/2015 **
5/7/2015 **
5/8/2015 **
5/9/2015 **
5/10/2015 **
5/11/2015 **
5/12/2015 **
5/13/2015 **
5/14/2015 **
5/15/2015 3.58
5/16/2015 0.18
5/17/2015 0.04
5/18/2015 T
5/19/2015 0.02
5/20/2015
5/21/2015 **
5/22/2015 **
5/23/2015 **
5/24/2015 **
5/25/2015 **
5/26/2015 **
5/27/2015 **
5/28/2015 **
5/29/2015 **
5/30/2015 **
5/31/2015 **
6/1/2015 **
6/2/2015 **
6/3/2015 1.00
6/4/2015 **
6/5/2015 **
6/6/2015 **
6/7/2015 0.00
6/8/2015 **
6/9/2015 **
6/10/2015 **
6/11/2015 **
6/12/2015 **
6/13/2015 **
6/14/2015 **
6/15/2015 **
6/16/2015 **
6/17/2015 **
6/18/2015 **
6/19/2015 **
6/20/2015 **
6/21/2015 **
6/22/2015 **
6/23/2015 **
6/24/2015 0.07
6/25/2015 **
6/26/2015 **
6/27/2015 **
6/28/2015 **
6/29/2015 **
6/30/2015 **
Day of YearDaily PrcpMultiday Prcp
7/1/2015 **
7/2/2015 **
7/3/2015 **
7/4/2015 **
7/5/2015 **
7/6/2015 **
7/7/2015 T 0.00
7/8/2015 **
7/9/2015 **
7/10/2015 **
7/11/2015 **
7/12/2015 **
7/13/2015 **
7/14/2015 **
7/15/2015 **
7/16/2015 **
7/17/2015 0.14
7/18/2015 **
7/19/2015 **
7/20/2015 0.11
7/21/2015 0.00
7/22/2015 T
7/23/2015 0.00
7/24/2015 0.00
7/25/2015 **
7/26/2015 **
7/27/2015 0.54
7/28/2015
7/29/2015
7/30/2015
7/31/2015
8/1/2015
8/2/2015
8/3/2015 **
8/4/2015 **
8/5/2015 **
8/6/2015 **
8/7/2015 **
8/8/2015 0.00
8/9/2015 0.24
8/10/2015 0.03
8/11/2015 0.02
8/12/2015 **
8/13/2015 **
8/14/2015 **
8/15/2015 **
8/16/2015 **
8/17/2015 0.11
8/18/2015 T
8/19/2015 0.00
8/20/2015 T
8/21/2015 **
8/22/2015 **
8/23/2015 **
8/24/2015 **
8/25/2015 **
8/26/2015 **
8/27/2015 0.00
8/28/2015 0.30
8/29/2015 0.42
8/30/2015 1.04
8/31/2015 **
9/1/2015 **
9/2/2015 **
9/3/2015 **
9/4/2015 0.01 0.72
9/5/2015 0.00
9/6/2015 0.27
9/7/2015 0.02
9/8/2015 **
9/9/2015 **
9/10/2015 **
9/11/2015 **
9/12/2015 **
9/13/2015 **
9/14/2015 **
9/15/2015 **
9/16/2015 0.46
9/17/2015 0.58
9/18/2015 0.01
9/19/2015 0.00
9/20/2015 0.03
9/21/2015 0.29
9/22/2015
9/23/2015
9/24/2015
9/25/2015
9/26/2015
9/27/2015
9/28/2015
9/29/2015
9/30/2015



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/15/2014 8:00 AM 0.77 M M M M
10/16/2014 8:00 AM 0.68 M M M M
10/17/2014 8:00 AM 0.07 M M M M
10/18/2014 8:00 AM 1.21 M M M M high winds with the downpours, so this measurement is most likely less than what rain actually fell.
10/19/2014 8:00 AM 0.08 M M M M
10/20/2014 8:00 AM 1.01 M M M M high winds
10/22/2014 8:00 AM 1.53 M M M M high winds with downpours
10/23/2014 8:00 AM 1.63 M M M M high winds with downpours
11/19/2014 8:00 AM 0.20 M M M M
12/30/2014 8:00 AM 0.00 0.0 M M M
12/31/2014 8:00 AM 0.00 0.0 M M M
1/1/2015 8:00 AM 0.00 0.0 M M M
1/2/2015 8:00 AM 0.00 0.0 M M M
1/3/2015 8:00 AM 0.20 M M M M
1/4/2015 8:00 AM 0.74 M M M M
1/5/2015 9:00 AM 5.09 M M M M high winds too, quite a storm
1/6/2015 8:00 AM 0.20 M M M M
1/7/2015 8:00 AM 0.02 M M M M
1/8/2015 8:00 AM 0.00 0.0 M M M
1/9/2015 8:00 AM T M M M M
1/10/2015 8:00 AM 0.08 M M M M
1/11/2015 8:00 AM 0.17 M M M M
2/2/2015 8:00 AM 0.45 M M M M
2/3/2015 8:00 AM 0.05 M M M M
2/4/2015 8:00 AM 0.07 M M M M
2/13/2015 8:00 AM 0.01 M M M M
2/14/2015 8:00 AM 0.01 M M M M
2/15/2015 8:00 AM T M M M M
2/16/2015 8:00 AM 0.00 0.0 M M M
2/17/2015 8:00 AM 0.00 0.0 M M M
2/18/2015 8:00 AM 0.00 0.0 M M M
2/19/2015 8:00 AM 0.07 M M M M
2/20/2015 8:00 AM 0.29 M M M M
2/21/2015 8:00 AM 0.02 M M M M
2/22/2015 8:00 AM 0.00 0.0 M M M
2/23/2015 8:00 AM 0.00 0.0 M M M
3/28/2015 8:00 AM 0.58 M M M M
3/29/2015 8:00 AM 0.01 M M M M
4/11/2015 8:00 AM 0.56 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.10
4/12/2015 8:00 AM 0.04 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.10
4/13/2015 8:00 AM 0.01 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.10
4/14/2015 10:22 AM 1.32 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.10
4/15/2015 8:20 AM 0.11 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.10
4/16/2015 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.10
4/17/2015 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.10
4/18/2015 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.10
4/19/2015 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.10
4/20/2015 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.10
4/21/2015 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.10
4/22/2015 9:57 AM 0.05 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.10
4/29/2015 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.10
4/30/2015 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.10
5/1/2015 8:00 AM 0.00 M M M M Submitted via CoCoRaHS Observer for Android version 1.1.10
5/2/2015 8:00 AM T M M M M dew
5/3/2015 8:00 AM 0.00 0.0 M M M
5/16/2015 8:00 AM 0.18 M M M M
5/17/2015 8:00 AM 0.04 M M M M
5/18/2015 8:00 AM T M M M M dew
5/19/2015 8:00 AM 0.02 M M M M
7/7/2015 8:00 AM T M M M M Submitted via CoCoRaHS Observer for Android version 1.1.10
7/21/2015 8:00 AM 0.00 0.0 M M M
7/22/2015 8:00 AM T M M M M
7/23/2015 8:00 AM 0.00 0.0 M M M
7/24/2015 8:00 AM 0.00 0.0 M M M
8/9/2015 8:00 AM 0.24 M M M M
8/10/2015 8:00 AM 0.03 M M M M
8/11/2015 8:00 AM 0.02 M M M M
8/18/2015 8:00 AM T M M M M dew
8/19/2015 8:00 AM 0.00 0.0 M M M
8/20/2015 8:00 AM T M M M M
8/28/2015 8:00 AM 0.30 M M M M
8/29/2015 12:00 PM 0.42 M M M M
8/30/2015 8:00 AM 1.04 M M M M tropical storm with 40-60 mph winds, measurement doesn't reflect all the horizontal rain
9/4/2015 8:00 AM 0.01 M M M M
9/5/2015 8:00 AM 0.00 0.0 M M M
9/6/2015 8:00 AM 0.27 M M M M
9/7/2015 8:00 AM 0.02 M M M M
9/17/2015 8:00 AM 0.58 M M M M
9/18/2015 8:00 AM 0.01 M M M M dew
9/19/2015 8:00 AM 0.00 0.0 M M M
9/20/2015 8:00 AM 0.03 M M M M
9/21/2015 8:00 AM 0.29 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
9/12/2014 10/01/2014 8:00 AM 20 6.05 M M
10/2/2014 10/14/2014 4:00 PM 13 2.51 M M
10/24/2014 11/18/2014 4:00 PM 26 7.25 M M
11/20/2014 12/29/2014 4:00 PM 40 10.75 M M
1/12/2015 2/01/2015 4:00 PM 21 5.25 M M
2/5/2015 2/12/2015 4:00 PM 8 6.28 M M
2/24/2015 3/24/2015 4:00 PM 29 7.80 M M
3/26/2015 3/27/2015 8:00 AM 2 0.46 M M
3/30/2015 4/10/2015 4:00 PM 12 2.25 M M
4/23/2015 4/28/2015 4:00 PM 6 1.55 M M
5/4/2015 5/15/2015 4:00 PM 12 3.58 M M
5/21/2015 6/03/2015 4:00 PM 14 1.00 M M
6/4/2015 6/07/2015 8:00 AM 4 0.00 M M
6/8/2015 6/24/2015 4:00 PM 17 0.07 M M
6/25/2015 7/07/2015 8:00 AM 13 0.00 M M
7/8/2015 7/17/2015 4:00 PM 10 0.14 M M
7/18/2015 7/20/2015 8:00 AM 3 0.11 M M
7/25/2015 7/27/2015 4:00 PM 3 0.54 M M
8/3/2015 8/08/2015 8:00 AM 6 0.00 M M
8/12/2015 8/17/2015 4:00 PM 6 0.11 M M
8/21/2015 8/27/2015 4:00 PM 7 0.00 M M
8/31/2015 9/04/2015 4:00 PM 5 0.72 M M
9/8/2015 9/16/2015 4:00 PM 9 0.46 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