Station Overview Station Location
Station Number AK-MS-19 Latitude 62.1329
Station Name Trapper Creek 8.5 SSW Longitude -150.5371
County Matanuska-Susitna Elevation (ft) 366



Month 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 19 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 19 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Dec 19 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Jan 20 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 20 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 20 0.00 2 0.00 2 0.00 0 0 0 0 0.0 0 2
April 20 2.94 30 2.94 30 0.00 0 0 16 0 7.0 7 30
May 20 1.80 31 1.80 31 0.00 0 0 12 0 0.0 0 9
June 20 1.62 30 1.62 30 0.00 0 0 18 2 0.0 0 0
July 20 3.99 31 3.99 31 0.00 0 0 14 2 0.0 0 0
Aug 20 3.81 31 3.81 31 0.00 0 0 18 3 0.0 0 0
Sept 20 3.92 30 3.92 30 0.00 0 0 19 3 0.0 0 0
Water Year Totals: 18.08" 185 days 18.08" 185 0.00" 0 days 0 97 days 10 days 7.0" 7 days 41 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
10/1/2019
10/2/2019
10/3/2019
10/4/2019
10/5/2019
10/6/2019
10/7/2019
10/8/2019
10/9/2019
10/10/2019
10/11/2019
10/12/2019
10/13/2019
10/14/2019
10/15/2019
10/16/2019
10/17/2019
10/18/2019
10/19/2019
10/20/2019
10/21/2019
10/22/2019
10/23/2019
10/24/2019
10/25/2019
10/26/2019
10/27/2019
10/28/2019
10/29/2019
10/30/2019
10/31/2019
11/1/2019
11/2/2019
11/3/2019
11/4/2019
11/5/2019
11/6/2019
11/7/2019
11/8/2019
11/9/2019
11/10/2019
11/11/2019
11/12/2019
11/13/2019
11/14/2019
11/15/2019
11/16/2019
11/17/2019
11/18/2019
11/19/2019
11/20/2019
11/21/2019
11/22/2019
11/23/2019
11/24/2019
11/25/2019
11/26/2019
11/27/2019
11/28/2019
11/29/2019
11/30/2019
12/1/2019
12/2/2019
12/3/2019
12/4/2019
12/5/2019
12/6/2019
12/7/2019
12/8/2019
12/9/2019
12/10/2019
12/11/2019
12/12/2019
12/13/2019
12/14/2019
12/15/2019
12/16/2019
12/17/2019
12/18/2019
12/19/2019
12/20/2019
12/21/2019
12/22/2019
12/23/2019
12/24/2019
12/25/2019
12/26/2019
12/27/2019
12/28/2019
12/29/2019
12/30/2019
12/31/2019
Day of YearDaily PrcpMultiday Prcp
1/1/2020
1/2/2020
1/3/2020
1/4/2020
1/5/2020
1/6/2020
1/7/2020
1/8/2020
1/9/2020
1/10/2020
1/11/2020
1/12/2020
1/13/2020
1/14/2020
1/15/2020
1/16/2020
1/17/2020
1/18/2020
1/19/2020
1/20/2020
1/21/2020
1/22/2020
1/23/2020
1/24/2020
1/25/2020
1/26/2020
1/27/2020
1/28/2020
1/29/2020
1/30/2020
1/31/2020
2/1/2020
2/2/2020
2/3/2020
2/4/2020
2/5/2020
2/6/2020
2/7/2020
2/8/2020
2/9/2020
2/10/2020
2/11/2020
2/12/2020
2/13/2020
2/14/2020
2/15/2020
2/16/2020
2/17/2020
2/18/2020
2/19/2020
2/20/2020
2/21/2020
2/22/2020
2/23/2020
2/24/2020
2/25/2020
2/26/2020
2/27/2020
2/28/2020
2/29/2020
3/1/2020
3/2/2020
3/3/2020
3/4/2020
3/5/2020
3/6/2020
3/7/2020
3/8/2020
3/9/2020
3/10/2020
3/11/2020
3/12/2020
3/13/2020
3/14/2020
3/15/2020
3/16/2020
3/17/2020
3/18/2020
3/19/2020
3/20/2020
3/21/2020
3/22/2020
3/23/2020
3/24/2020
3/25/2020
3/26/2020
3/27/2020
3/28/2020
3/29/2020
3/30/2020 0.00
3/31/2020 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2020 0.00
4/2/2020 0.06
4/3/2020 0.17
4/4/2020 0.06
4/5/2020 0.01
4/6/2020 0.14
4/7/2020 0.00
4/8/2020 0.00
4/9/2020 0.00
4/10/2020 0.00
4/11/2020 0.00
4/12/2020 0.00
4/13/2020 0.57
4/14/2020 0.07
4/15/2020 0.00
4/16/2020 0.75
4/17/2020 0.00
4/18/2020 0.02
4/19/2020 0.05
4/20/2020 0.06
4/21/2020 0.46
4/22/2020 0.24
4/23/2020 0.06
4/24/2020 0.20
4/25/2020 0.02
4/26/2020 0.00
4/27/2020 0.00
4/28/2020 0.00
4/29/2020 0.00
4/30/2020 0.00
5/1/2020 0.03
5/2/2020 0.00
5/3/2020 0.00
5/4/2020 0.03
5/5/2020 0.00
5/6/2020 0.00
5/7/2020 0.00
5/8/2020 0.00
5/9/2020 0.00
5/10/2020 0.00
5/11/2020 0.00
5/12/2020 0.00
5/13/2020 0.00
5/14/2020 0.00
5/15/2020 0.00
5/16/2020 0.00
5/17/2020 0.00
5/18/2020 0.00
5/19/2020 0.28
5/20/2020 0.00
5/21/2020 0.04
5/22/2020 0.31
5/23/2020 0.26
5/24/2020 0.25
5/25/2020 0.10
5/26/2020 0.18
5/27/2020 0.19
5/28/2020 0.00
5/29/2020 0.00
5/30/2020 0.07
5/31/2020 0.06
6/1/2020 0.13
6/2/2020 0.14
6/3/2020 0.10
6/4/2020 T
6/5/2020 0.03
6/6/2020 0.00
6/7/2020 0.00
6/8/2020 0.01
6/9/2020 0.06
6/10/2020 0.02
6/11/2020 0.00
6/12/2020 0.00
6/13/2020 T
6/14/2020 0.02
6/15/2020 0.00
6/16/2020 0.01
6/17/2020 0.00
6/18/2020 0.00
6/19/2020 0.10
6/20/2020 0.21
6/21/2020 0.00
6/22/2020 0.03
6/23/2020 0.31
6/24/2020 0.07
6/25/2020 0.03
6/26/2020 0.00
6/27/2020 0.02
6/28/2020 0.00
6/29/2020 0.32
6/30/2020 0.01
Day of YearDaily PrcpMultiday Prcp
7/1/2020 0.00
7/2/2020 0.00
7/3/2020 T
7/4/2020 0.00
7/5/2020 0.00
7/6/2020 T
7/7/2020 0.00
7/8/2020 0.72
7/9/2020 0.58
7/10/2020 0.01
7/11/2020 0.29
7/12/2020 1.05
7/13/2020 0.09
7/14/2020 0.00
7/15/2020 0.00
7/16/2020 0.01
7/17/2020 0.10
7/18/2020 0.10
7/19/2020 0.10
7/20/2020 0.00
7/21/2020 0.09
7/22/2020 0.00
7/23/2020 0.02
7/24/2020 0.00
7/25/2020 0.55
7/26/2020 0.28
7/27/2020 0.00
7/28/2020 0.00
7/29/2020 0.00
7/30/2020 0.00
7/31/2020 0.00
8/1/2020 0.11
8/2/2020 0.43
8/3/2020 0.69
8/4/2020 0.38
8/5/2020 0.00
8/6/2020 0.00
8/7/2020 0.02
8/8/2020 0.02
8/9/2020 0.06
8/10/2020 T
8/11/2020 0.26
8/12/2020 0.33
8/13/2020 0.04
8/14/2020 0.00
8/15/2020 0.00
8/16/2020 0.00
8/17/2020 0.00
8/18/2020 0.00
8/19/2020 T
8/20/2020 0.00
8/21/2020 0.00
8/22/2020 0.02
8/23/2020 0.00
8/24/2020 0.02
8/25/2020 T
8/26/2020 0.01
8/27/2020 0.40
8/28/2020 0.06
8/29/2020 0.01
8/30/2020 0.16
8/31/2020 0.79
9/1/2020 0.62
9/2/2020 0.29
9/3/2020 0.26
9/4/2020 0.33
9/5/2020 0.03
9/6/2020 0.00
9/7/2020 0.59
9/8/2020 0.25
9/9/2020 0.02
9/10/2020 0.05
9/11/2020 0.00
9/12/2020 0.00
9/13/2020 0.00
9/14/2020 0.00
9/15/2020 0.00
9/16/2020 0.20
9/17/2020 0.38
9/18/2020 0.49
9/19/2020 0.00
9/20/2020 0.05
9/21/2020 0.02
9/22/2020 T
9/23/2020 T
9/24/2020 0.01
9/25/2020 0.05
9/26/2020 T
9/27/2020 0.02
9/28/2020 0.00
9/29/2020 0.20
9/30/2020 0.06



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
3/30/2020 7:00 AM 0.00 0.0 M 49.0 M Awaiting measuring equipment. SWE will be unavailable until required equipment arrives.
3/31/2020 7:00 AM 0.00 0.0 0.00 49.0 M
4/1/2020 7:00 AM 0.00 0.0 0.00 49.0 M
4/2/2020 7:00 AM 0.06 0.6 0.06 47.5 M
4/3/2020 7:00 AM 0.17 1.8 0.17 48.5 M Light snow between 7 AM and 11:30 AM totaling 0.3 inches. Light freezing mist between 11:30 AM and 8:45 PM. Snow resumed at 8approximately 8:45PM as temperature feel below freezing resulting in 1.5 inches.
4/4/2020 7:00 AM 0.06 1.0 0.06 47.5 M
4/5/2020 7:00 AM 0.01 0.4 0.01 47.0 M
4/6/2020 7:00 AM 0.14 0.4 M 48.5 16.09 A period of heavy sleet moved through the area in mid afternoon lasting 30 minutes.
4/7/2020 7:00 AM 0.00 0.0 0.00 48.0 M
4/8/2020 7:00 AM 0.00 0.0 0.00 48.0 M
4/9/2020 7:00 AM 0.00 0.0 0.00 47.5 M
4/10/2020 7:00 AM 0.00 0.0 0.00 47.0 M
4/11/2020 7:00 AM 0.00 0.0 0.00 47.0 M
4/12/2020 7:00 AM 0.00 0.0 0.00 46.5 M
4/13/2020 7:00 AM 0.57 2.6 0.48 50.0 14.11 Mixed rain and snow throughout the day. Temperatures ranged from 42.0 to 30.3
4/14/2020 7:00 AM 0.07 0.2 0.03 48.0 M
4/15/2020 7:00 AM 0.00 0.0 0.00 47.0 M
4/16/2020 7:00 AM 0.75 0.0 0.00 44.5 M
4/17/2020 7:00 AM 0.00 0.0 0.00 41.5 M
4/18/2020 7:00 AM 0.02 0.0 0.00 41.0 M
4/19/2020 7:00 AM 0.05 0.0 0.00 40.5 M
4/20/2020 7:00 AM 0.06 0.0 0.00 38.5 11.85
4/21/2020 7:00 AM 0.46 M M 37.0 M
4/22/2020 7:00 AM 0.24 M M 36.0 M
4/23/2020 7:00 AM 0.06 M M 33.0 M
4/24/2020 7:00 AM 0.20 M M 32.0 M
4/25/2020 7:00 AM 0.02 M M 31.0 M
4/26/2020 7:00 AM 0.00 0.0 M 30.5 M
4/27/2020 7:00 AM 0.00 0.0 M 29.5 8.00
4/28/2020 7:00 AM 0.00 0.0 M 28.0 M
4/29/2020 7:00 AM 0.00 0.0 M 27.0 M Ice went out on Kroto Creek at the Oil Well Road bridge at 1930 hours.
4/30/2020 7:00 AM 0.00 0.0 M 26.0 M
5/1/2020 7:00 AM 0.03 M M 24.5 M
5/2/2020 7:00 AM 0.00 0.0 M 22.0 M
5/3/2020 7:00 AM 0.00 0.0 M 19.5 M
5/4/2020 7:00 AM 0.03 M M 17.0 6.16
5/5/2020 7:00 AM 0.00 0.0 M 14.0 M
5/6/2020 7:00 AM 0.00 0.0 M 11.0 M
5/7/2020 7:00 AM 0.00 0.0 M 8.5 M
5/8/2020 7:00 AM 0.00 0.0 M 6.0 M
5/9/2020 7:00 AM 0.00 0.0 M 4.0 M
5/10/2020 7:00 AM 0.00 0.0 M M M The only snow remaining in open areas is accumulations from the snow blowing. Wooded areas have less than fifty percent snow cover.
5/11/2020 7:00 AM 0.00 0.0 M M M
5/12/2020 7:00 AM 0.00 0.0 M M M
5/13/2020 7:00 AM 0.00 0.0 M M M
5/14/2020 7:00 AM 0.00 0.0 M M M
5/15/2020 7:00 AM 0.00 0.0 M M M
5/16/2020 7:00 AM 0.00 0.0 M M M
5/17/2020 7:00 AM 0.00 0.0 M M M
5/18/2020 7:00 AM 0.00 0.0 M M M
5/19/2020 7:00 AM 0.28 M M M M
5/20/2020 7:00 AM 0.00 0.0 M M M
5/21/2020 7:00 AM 0.04 M M M M
5/22/2020 7:00 AM 0.31 M M M M
5/23/2020 6:45 AM 0.26 M M M M
5/24/2020 7:00 AM 0.25 M M M M
5/25/2020 7:00 AM 0.10 M M M M
5/26/2020 7:00 AM 0.18 M M M M
5/27/2020 7:00 AM 0.19 M M M M
5/28/2020 7:00 AM 0.00 0.0 M M M
5/29/2020 7:00 AM 0.00 0.0 M M M
5/30/2020 7:00 AM 0.07 M M M M
5/31/2020 7:00 AM 0.06 M M M M
6/1/2020 7:00 AM 0.13 M M M M
6/2/2020 7:00 AM 0.14 M M M M
6/3/2020 7:00 AM 0.10 M M M M
6/4/2020 7:00 AM T M M M M
6/5/2020 7:00 AM 0.03 M M M M
6/6/2020 7:00 AM 0.00 0.0 M M M
6/7/2020 7:00 AM 0.00 0.0 M M M
6/8/2020 7:00 AM 0.01 M M M M
6/9/2020 7:00 AM 0.06 M M M M
6/10/2020 7:00 AM 0.02 M M M M
6/11/2020 7:00 AM 0.00 0.0 M M M
6/12/2020 7:00 AM 0.00 0.0 M M M
6/13/2020 7:00 AM T M M M M
6/14/2020 7:00 AM 0.02 M M M M
6/15/2020 7:00 AM 0.00 0.0 M M M
6/16/2020 7:00 AM 0.01 M M M M
6/17/2020 7:00 AM 0.00 0.0 M M M
6/18/2020 7:00 AM 0.00 0.0 M M M
6/19/2020 7:00 AM 0.10 M M M M
6/20/2020 7:00 AM 0.21 M M M M
6/21/2020 6:00 AM 0.00 0.0 M M M
6/22/2020 7:00 AM 0.03 M M M M
6/23/2020 7:00 AM 0.31 M M M M
6/24/2020 7:00 AM 0.07 M M M M
6/25/2020 7:00 AM 0.03 M M M M
6/26/2020 7:00 AM 0.00 0.0 M M M
6/27/2020 7:00 AM 0.02 M M M M
6/28/2020 7:00 AM 0.00 0.0 M M M
6/29/2020 7:00 AM 0.32 M M M M
6/30/2020 7:00 AM 0.01 M M M M
7/1/2020 7:00 AM 0.00 0.0 M M M
7/2/2020 7:00 AM 0.00 0.0 M M M
7/3/2020 7:00 AM T M M M M
7/4/2020 7:00 AM 0.00 0.0 M M M
7/5/2020 6:00 AM 0.00 0.0 M M M
7/6/2020 7:00 AM T M M M M
7/7/2020 7:00 AM 0.00 0.0 M M M
7/8/2020 7:00 AM 0.72 M M M M
7/9/2020 7:00 AM 0.58 M M M M
7/10/2020 7:00 AM 0.01 M M M M
7/11/2020 7:00 AM 0.29 M M M M
7/12/2020 7:00 AM 1.05 M M M M A very heavy downpour occurred approximately 4:00PM lasting approximately 30 minutes. The gauge registered 0.62 inches of rain from that downpour.
7/13/2020 7:00 AM 0.09 M M M M
7/14/2020 7:00 AM 0.00 0.0 M M M
7/15/2020 7:00 AM 0.00 0.0 M M M
7/16/2020 7:00 AM 0.01 M M M M
7/17/2020 7:00 AM 0.10 M M M M
7/18/2020 7:00 AM 0.10 M M M M
7/19/2020 7:00 AM 0.10 M M M M
7/20/2020 7:00 AM 0.00 0.0 M M M
7/21/2020 7:00 AM 0.09 M M M M
7/22/2020 7:00 AM 0.00 0.0 M M M
7/23/2020 7:00 AM 0.02 M M M M
7/24/2020 7:00 AM 0.00 0.0 M M M
7/25/2020 7:00 AM 0.55 M M M M
7/26/2020 7:00 AM 0.28 M M M M
7/27/2020 7:00 AM 0.00 0.0 M M M
7/28/2020 7:00 AM 0.00 0.0 M M M
7/29/2020 7:00 AM 0.00 0.0 M M M
7/30/2020 7:00 AM 0.00 0.0 M M M
7/31/2020 7:00 AM 0.00 0.0 M M M
8/1/2020 7:00 AM 0.11 M M M M
8/2/2020 7:00 AM 0.43 M M M M
8/3/2020 7:00 AM 0.69 M M M M
8/4/2020 7:00 AM 0.38 M M M M
8/5/2020 7:00 AM 0.00 0.0 M M M
8/6/2020 7:00 AM 0.00 0.0 M M M
8/7/2020 7:00 AM 0.02 M M M M
8/8/2020 7:00 AM 0.02 M M M M
8/9/2020 7:00 AM 0.06 M M M M
8/10/2020 7:00 AM T M M M M
8/11/2020 7:00 AM 0.26 M M M M
8/12/2020 7:00 AM 0.33 M M M M
8/13/2020 7:00 AM 0.04 M M M M
8/14/2020 7:00 AM 0.00 0.0 M M M
8/15/2020 7:00 AM 0.00 0.0 M M M
8/16/2020 7:00 AM 0.00 0.0 M M M
8/17/2020 7:00 AM 0.00 0.0 M M M
8/18/2020 7:00 AM 0.00 0.0 M M M
8/19/2020 7:00 AM T M M M M
8/20/2020 7:00 AM 0.00 0.0 M M M
8/21/2020 7:00 AM 0.00 0.0 M M M
8/22/2020 7:00 AM 0.02 M M M M
8/23/2020 7:00 AM 0.00 0.0 M M M
8/24/2020 7:00 AM 0.02 M M M M
8/25/2020 7:00 AM T M M M M
8/26/2020 6:45 AM 0.01 M M M M
8/27/2020 7:00 AM 0.40 M M M M
8/28/2020 7:00 AM 0.06 M M M M
8/29/2020 7:00 AM 0.01 M M M M
8/30/2020 7:00 AM 0.16 M M M M
8/31/2020 7:00 AM 0.79 M M M M
9/1/2020 7:00 AM 0.62 M M M M
9/2/2020 7:00 AM 0.29 M M M M
9/3/2020 7:00 AM 0.26 M M M M
9/4/2020 7:00 AM 0.33 M M M M
9/5/2020 7:00 AM 0.03 M M M M
9/6/2020 7:00 AM 0.00 0.0 M M M
9/7/2020 7:00 AM 0.59 M M M M
9/8/2020 7:00 AM 0.25 M M M M
9/9/2020 7:00 AM 0.02 M M M M
9/10/2020 7:00 AM 0.05 M M M M First temperature below freezing. 31.3 degrees F.
9/11/2020 7:00 AM 0.00 0.0 M M M
9/12/2020 7:00 AM 0.00 0.0 M M M
9/13/2020 7:00 AM 0.00 0.0 M M M
9/14/2020 7:00 AM 0.00 0.0 M M M
9/15/2020 7:00 AM 0.00 0.0 M M M
9/16/2020 7:00 AM 0.20 M M M M
9/17/2020 7:00 AM 0.38 M M M M
9/18/2020 7:00 AM 0.49 M M M M
9/19/2020 7:00 AM 0.00 0.0 M M M
9/20/2020 7:00 AM 0.05 M M M M
9/21/2020 7:00 AM 0.02 M M M M
9/22/2020 7:00 AM T M M M M
9/23/2020 7:00 AM T M M M M
9/24/2020 7:00 AM 0.01 M M M M
9/25/2020 7:00 AM 0.05 M M M M
9/26/2020 7:00 AM T M M M M
9/27/2020 7:00 AM 0.02 M M M M
9/28/2020 7:00 AM 0.00 0.0 M M M
9/29/2020 7:00 AM 0.20 M M M M
9/30/2020 7:00 AM 0.06 M M M M High winds since midnight. I heard three trees fall from my location, but will have to wait until daylight to assess damage. The immediate area around the cabin has significant debris in the yard.



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