Station Overview Station Location
Station Number SD-CD-18 Latitude 44.909006
Station Name Watertown 2.2 W Longitude -97.21217
County Codington Elevation (ft) 1724



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 1.91 2.66 30 2.61 21 0.05 9 3 5 5 0.0 0 0
Nov 17 0.80 2.11 29 0.01 9 2.10 20 5 1 2 0.0 0 0
Dec 17 0.57 0.14 20 0.14 17 0.00 3 1 2 6 1.0 2 0
Jan 18 0.47 0.47 22 0.07 17 0.40 5 2 2 3 0.5 1 1
Feb 18 0.53 1.85 26 0.21 10 1.64 16 6 3 0 3.3 3 0
March 18 1.12 0.00 1 0.00 1 0.00 0 0 0 0 0.0 0 0
April 18 2.12 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
May 18 2.68 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
June 18 3.74 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
July 18 3.12 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Aug 18 2.83 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Sept 18 2.60 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Water Year Totals: 22.49" 7.23" 128 days 3.04" 75 4.19" 53 days 17 13 days 16 days 4.8" 6 days 1 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 0.45
10/2/2017 0.84
10/3/2017 0.58
10/4/2017 T
10/5/2017 T
10/6/2017 0.00
10/7/2017
10/8/2017 0.00
10/9/2017 0.00
10/10/2017 0.00
10/11/2017 0.00
10/12/2017 0.00
10/13/2017 0.00
10/14/2017 0.00
10/15/2017 0.73
10/16/2017 **
10/17/2017 0.00
10/18/2017 0.00
10/19/2017 **
10/20/2017 **
10/21/2017 0.00
10/22/2017 T
10/23/2017 0.00
10/24/2017 0.01
10/25/2017 0.00
10/26/2017 T
10/27/2017 **
10/28/2017 **
10/29/2017 **
10/30/2017 0.05
10/31/2017 T
11/1/2017 T
11/2/2017 T
11/3/2017 **
11/4/2017 **
11/5/2017 1.90
11/6/2017 **
11/7/2017 0.20
11/8/2017 0.00
11/9/2017 0.00
11/10/2017 0.00
11/11/2017 0.00
11/12/2017 0.00
11/13/2017 0.00
11/14/2017 0.01
11/15/2017
11/16/2017 **
11/17/2017 T
11/18/2017 **
11/19/2017 **
11/20/2017 **
11/21/2017 **
11/22/2017 **
11/23/2017 **
11/24/2017 **
11/25/2017 **
11/26/2017 **
11/27/2017 0.00
11/28/2017 **
11/29/2017 **
11/30/2017 0.00
12/1/2017 0.00
12/2/2017 0.00
12/3/2017 0.00
12/4/2017 0.00
12/5/2017 0.12
12/6/2017 **
12/7/2017 **
12/8/2017 T
12/9/2017 T
12/10/2017 0.00
12/11/2017 T
12/12/2017 T
12/13/2017 T
12/14/2017 0.02
12/15/2017 T
12/16/2017 0.00
12/17/2017 T
12/18/2017 0.00
12/19/2017 0.00
12/20/2017 0.00
12/21/2017
12/22/2017
12/23/2017
12/24/2017
12/25/2017
12/26/2017
12/27/2017
12/28/2017
12/29/2017
12/30/2017
12/31/2017
Day of YearDaily PrcpMultiday Prcp
1/1/2018
1/2/2018
1/3/2018 0.00
1/4/2018 0.00
1/5/2018 T
1/6/2018 0.00
1/7/2018 0.00
1/8/2018 0.00
1/9/2018 0.00
1/10/2018 0.00
1/11/2018
1/12/2018 T
1/13/2018 0.00
1/14/2018 T
1/15/2018 **
1/16/2018 M
1/17/2018
1/18/2018
1/19/2018 0.00
1/20/2018 0.00
1/21/2018 0.00
1/22/2018 **
1/23/2018 **
1/24/2018 0.40
1/25/2018
1/26/2018 0.00
1/27/2018
1/28/2018 0.04
1/29/2018
1/30/2018
1/31/2018 0.03
2/1/2018 **
2/2/2018 T
2/3/2018 0.00
2/4/2018 0.09
2/5/2018 0.00
2/6/2018 **
2/7/2018 **
2/8/2018 T
2/9/2018 0.09
2/10/2018 **
2/11/2018 **
2/12/2018 T
2/13/2018 0.00
2/14/2018 0.00
2/15/2018 0.00
2/16/2018 0.03
2/17/2018
2/18/2018
2/19/2018 **
2/20/2018 0.36
2/21/2018 0.00
2/22/2018 0.00
2/23/2018 **
2/24/2018 **
2/25/2018 1.28
2/26/2018 **
2/27/2018 **
2/28/2018 0.00
3/1/2018 0.00
3/2/2018
3/3/2018
3/4/2018
3/5/2018
3/6/2018
3/7/2018
3/8/2018
3/9/2018
3/10/2018
3/11/2018
3/12/2018
3/13/2018
3/14/2018
3/15/2018
3/16/2018
3/17/2018
3/18/2018
3/19/2018
3/20/2018
3/21/2018
3/22/2018
3/23/2018
3/24/2018
3/25/2018
3/26/2018
3/27/2018
3/28/2018
3/29/2018
3/30/2018
3/31/2018
Day of YearDaily PrcpMultiday Prcp
4/1/2018
4/2/2018
4/3/2018
4/4/2018
4/5/2018
4/6/2018
4/7/2018
4/8/2018
4/9/2018
4/10/2018
4/11/2018
4/12/2018
4/13/2018
4/14/2018
4/15/2018
4/16/2018
4/17/2018
4/18/2018
4/19/2018
4/20/2018
4/21/2018
4/22/2018
4/23/2018
4/24/2018
4/25/2018
4/26/2018
4/27/2018
4/28/2018
4/29/2018
4/30/2018
5/1/2018
5/2/2018
5/3/2018
5/4/2018
5/5/2018
5/6/2018
5/7/2018
5/8/2018
5/9/2018
5/10/2018
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
6/5/2018
6/6/2018
6/7/2018
6/8/2018
6/9/2018
6/10/2018
6/11/2018
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
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
8/21/2018
8/22/2018
8/23/2018
8/24/2018
8/25/2018
8/26/2018
8/27/2018
8/28/2018
8/29/2018
8/30/2018
8/31/2018
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
9/14/2018
9/15/2018
9/16/2018
9/17/2018
9/18/2018
9/19/2018
9/20/2018
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 0.45 M M M M
10/2/2017 7:00 AM 0.84 M M M M
10/3/2017 7:00 AM 0.58 M M M M
10/4/2017 7:00 AM T M M M M
10/5/2017 7:00 AM T M M M M
10/6/2017 7:00 AM 0.00 0.0 M M M
10/8/2017 7:00 AM 0.00 0.0 M M M
10/9/2017 7:00 AM 0.00 0.0 M M M
10/10/2017 8:00 AM 0.00 0.0 M M M
10/11/2017 7:00 AM 0.00 0.0 M M M
10/12/2017 7:00 AM 0.00 0.0 M M M
10/13/2017 7:00 AM 0.00 0.0 M M M
10/14/2017 7:00 AM 0.00 0.0 M M M
10/15/2017 7:00 AM 0.73 M M M M
10/18/2017 7:00 AM 0.00 0.0 M M M
10/22/2017 7:00 AM T M M M M
10/23/2017 7:00 AM 0.00 0.0 M M M
10/24/2017 7:00 AM 0.01 M M M M
10/25/2017 7:00 AM 0.00 0.0 M M M
10/26/2017 7:00 AM T M M M M
10/31/2017 7:00 AM T M M M M A few snow squalls with no measurable accumulation.
11/1/2017 7:00 AM T M M M M Just a few horizontal flurries.
11/2/2017 7:00 AM T M M M M
11/8/2017 7:00 AM 0.00 0.0 M M M
11/9/2017 7:00 AM 0.00 0.0 M M M
11/10/2017 7:00 AM 0.00 0.0 M M M
11/11/2017 7:00 AM 0.00 0.0 M M M
11/12/2017 7:00 AM 0.00 0.0 M M M Foggy this morning.
11/13/2017 7:00 AM 0.00 0.0 M M M
11/14/2017 7:00 AM 0.01 M M M M Very heavy fog which is condensing on the colder surfaces on the ground.
12/1/2017 7:00 AM 0.00 0.0 M M M
12/2/2017 7:00 AM 0.00 0.0 M M M
12/3/2017 7:00 AM 0.00 0.0 M M M
12/4/2017 7:00 AM 0.00 0.0 M M M Very heavy fog and dew preceding our first Blizzard Warning of the season. Time will tell on rain/snowfall as temperature is still 33 degrees.
12/5/2017 7:00 AM 0.12 0.9 0.12 M M
12/9/2017 7:00 AM T M M M M
12/10/2017 7:00 AM 0.00 0.0 M M M
12/11/2017 7:00 AM T M M M M Light mix of snow and rain, but not enough to measure.
12/12/2017 7:00 AM T M M M M
12/13/2017 7:00 AM T M M M M
12/14/2017 7:00 AM 0.02 0.1 0.02 M M
12/15/2017 7:00 AM T M M M M
12/16/2017 7:00 AM 0.00 0.0 M M M
12/17/2017 7:00 AM T M M M M
12/18/2017 7:00 AM 0.00 0.0 M M M
12/19/2017 7:00 AM 0.00 0.0 M M M
12/20/2017 7:00 AM 0.00 0.0 M M M
1/3/2018 7:00 AM 0.00 0.0 0.00 5.2 0.46 Back in business.
1/4/2018 7:00 AM 0.00 0.0 M M M
1/5/2018 7:00 AM T M M M M
1/6/2018 7:00 AM 0.00 0.0 M M M
1/7/2018 7:00 AM 0.00 0.0 M M M
1/8/2018 7:00 AM 0.00 0.0 M M M
1/9/2018 7:00 AM 0.00 0.0 M M M
1/10/2018 7:00 AM 0.00 0.0 M M M
1/12/2018 7:00 AM T M M M M It probably snowed more than a trace, but with 40 mph gusts, there was no accumulation in the areas that I measure.
1/13/2018 7:00 AM 0.00 0.0 M M M
1/14/2018 7:00 AM T 0.0 M M M
1/19/2018 7:00 AM 0.00 0.0 M M M Beautiful day today, 45 above!!
1/20/2018 7:00 AM 0.00 0.0 M M M Another great day - 48 above!
1/21/2018 7:00 AM 0.00 0.0 M M M
1/26/2018 7:00 AM 0.00 0.0 M M M Only snow cover left is what was in drifts. Rest of areas are clear of snow.
1/28/2018 7:15 AM 0.04 0.5 0.04 M M
1/31/2018 7:00 AM 0.03 M M M M
2/3/2018 7:00 AM 0.00 0.0 M M M
2/4/2018 7:00 AM 0.09 1.2 0.09 M M
2/5/2018 7:00 AM 0.00 0.0 M M M
2/9/2018 7:00 AM 0.09 1.7 0.09 M M
2/13/2018 7:00 AM 0.00 0.0 M M M
2/14/2018 7:00 AM 0.00 0.0 M M M
2/15/2018 7:00 AM 0.00 0.0 M M M
2/16/2018 7:00 AM 0.03 0.4 0.03 M M Snow is so dry that it can be cleaned off driveways with a leaf blower.
2/21/2018 7:00 AM 0.00 0.0 M M M
2/22/2018 7:00 AM 0.00 0.0 M M M
3/1/2018 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
10/16/2017 10/17/2017 7:00 AM 2 0.00 M M
10/19/2017 10/21/2017 7:00 AM 3 0.00 M M
10/27/2017 10/30/2017 7:00 AM 4 0.05 M M
11/3/2017 11/05/2017 7:00 AM 3 1.90 0.0 0.08 Snow is nearly all gone.
11/6/2017 11/07/2017 7:00 AM 2 0.20 0.2 0.03
11/16/2017 11/17/2017 7:00 AM 2 T M M
11/18/2017 11/27/2017 7:00 AM 10 0.00 M M
11/28/2017 11/30/2017 7:00 AM 3 0.00 M M
12/6/2017 12/08/2017 7:00 AM 3 T M M
1/15/2018 1/16/2018 7:00 AM 2 M M 0.18 {EDIT: Observer reported 2.30 for multi-day precip. This appears to be an error, it looks like 2.30 is snow depth instead of precip. Changed report of 2.30 to NA until observer can be contacted to verify. Submission Time Before EDIT: 1/16/2018 8:49 AM CoCoSTAFF DNT}
1/22/2018 1/24/2018 7:00 AM 3 0.40 0.4 0.05
2/1/2018 2/02/2018 7:00 AM 2 T M M
2/6/2018 2/08/2018 7:00 AM 3 T M M
2/10/2018 2/12/2018 7:00 AM 3 T M M
2/19/2018 2/20/2018 7:00 AM 2 0.36 4.2 0.36 Finally got enough snowfall to cover the ground.
2/23/2018 2/25/2018 7:00 AM 3 1.28 10.4 M
2/26/2018 2/28/2018 7:00 AM 3 0.00 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