Station Overview Station Location
Station Number SD-BK-9 Latitude 44.48479
Station Name Bruce 4.1 NE Longitude -96.83752
County Brookings Elevation (ft) 1703



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 10 2.12 1.04 31 1.04 31 0.00 0 0 3 4 0.0 0 0
Nov 10 1.08 0.23 30 0.23 30 0.00 0 0 1 9 1.0 3 1
Dec 10 0.57 1.63 29 1.63 29 0.00 0 0 9 7 14.8 9 28
Jan 11 0.54 0.94 29 0.94 29 0.00 0 0 10 7 16.1 12 29
Feb 11 0.53 1.33 27 1.33 27 0.00 0 0 5 4 17.5 7 28
March 11 1.37 1.29 30 1.27 25 0.02 5 2 7 2 1.8 4 25
April 11 2.44 1.69 30 1.56 27 0.13 3 1 12 4 2.5 3 4
May 11 3.06 5.11 29 5.11 29 0.00 0 0 14 2 0.0 0 0
June 11 4.26 3.48 30 3.48 30 0.00 0 0 10 2 0.0 0 0
July 11 3.40 2.92 31 2.31 27 0.61 4 1 13 1 0.0 0 0
Aug 11 3.07 1.06 31 0.39 22 0.67 9 1 5 0 0.0 0 0
Sept 11 3.13 0.31 30 0.31 30 0.00 0 0 7 1 0.0 0 0
Water Year Totals: 25.57" 21.03" 357 days 19.60" 336 1.43" 21 days 5 96 days 43 days 53.7" 38 days 115 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
10/1/2010 0.00
10/2/2010 0.00
10/3/2010 0.00
10/4/2010 0.00
10/5/2010 0.00
10/6/2010 0.00
10/7/2010 0.00
10/8/2010 0.00
10/9/2010 0.00
10/10/2010 0.00
10/11/2010 T
10/12/2010 0.00
10/13/2010 0.00
10/14/2010 0.00
10/15/2010 0.00
10/16/2010 0.00
10/17/2010 0.00
10/18/2010 0.00
10/19/2010 0.00
10/20/2010 0.00
10/21/2010 0.00
10/22/2010 0.00
10/23/2010 T
10/24/2010 0.05
10/25/2010 T
10/26/2010 0.96
10/27/2010 0.03
10/28/2010 T
10/29/2010 0.00
10/30/2010 0.00
10/31/2010 0.00
11/1/2010 0.00
11/2/2010 0.00
11/3/2010 0.00
11/4/2010 0.00
11/5/2010 0.00
11/6/2010 0.00
11/7/2010 0.00
11/8/2010 0.00
11/9/2010 0.00
11/10/2010 0.00
11/11/2010 0.23
11/12/2010 0.00
11/13/2010 0.00
11/14/2010 T
11/15/2010 0.00
11/16/2010 0.00
11/17/2010 0.00
11/18/2010 T
11/19/2010 0.00
11/20/2010 0.00
11/21/2010 T
11/22/2010 T
11/23/2010 T
11/24/2010 T
11/25/2010 T
11/26/2010 0.00
11/27/2010 T
11/28/2010 0.00
11/29/2010 0.00
11/30/2010 T
12/1/2010 T
12/2/2010 0.00
12/3/2010 0.08
12/4/2010 0.06
12/5/2010 0.00
12/6/2010 T
12/7/2010 0.00
12/8/2010 0.00
12/9/2010 0.00
12/10/2010 0.00
12/11/2010 0.33
12/12/2010 T
12/13/2010 0.00
12/14/2010 0.00
12/15/2010 0.00
12/16/2010 0.11
12/17/2010 T
12/18/2010
12/19/2010
12/20/2010 0.07
12/21/2010 0.33
12/22/2010 0.00
12/23/2010 T
12/24/2010 0.14
12/25/2010 T
12/26/2010 T
12/27/2010 0.00
12/28/2010 0.00
12/29/2010 0.00
12/30/2010 0.01
12/31/2010 0.50
Day of YearDaily PrcpMultiday Prcp
1/1/2011 0.19
1/2/2011
1/3/2011 T
1/4/2011 T
1/5/2011 0.00
1/6/2011 0.01
1/7/2011 0.03
1/8/2011 T
1/9/2011 0.00
1/10/2011 0.23
1/11/2011 0.21
1/12/2011 0.01
1/13/2011 T
1/14/2011 0.00
1/15/2011 T
1/16/2011 0.00
1/17/2011 0.00
1/18/2011 0.01
1/19/2011 0.03
1/20/2011 0.00
1/21/2011 T
1/22/2011 0.00
1/23/2011 T
1/24/2011 0.00
1/25/2011 0.00
1/26/2011 0.00
1/27/2011 0.00
1/28/2011 0.00
1/29/2011
1/30/2011 0.02
1/31/2011 0.20
2/1/2011 M
2/2/2011 0.00
2/3/2011 0.00
2/4/2011 0.00
2/5/2011 0.00
2/6/2011 0.35
2/7/2011 T
2/8/2011 0.00
2/9/2011 0.00
2/10/2011 0.00
2/11/2011 T
2/12/2011 0.00
2/13/2011 0.00
2/14/2011 0.00
2/15/2011 0.00
2/16/2011 0.00
2/17/2011 0.00
2/18/2011 0.00
2/19/2011 0.00
2/20/2011 0.12
2/21/2011 0.80
2/22/2011 T
2/23/2011 0.00
2/24/2011 0.00
2/25/2011 T
2/26/2011 0.05
2/27/2011 0.01
2/28/2011 0.00
3/1/2011 0.00
3/2/2011 0.00
3/3/2011 0.00
3/4/2011 0.00
3/5/2011 **
3/6/2011 **
3/7/2011 0.02
3/8/2011 0.01
3/9/2011 0.02
3/10/2011 T
3/11/2011 0.00
3/12/2011 **
3/13/2011 T
3/14/2011
3/15/2011 0.00
3/16/2011 0.01
3/17/2011 0.00
3/18/2011 0.00
3/19/2011 0.00
3/20/2011 0.03
3/21/2011 0.00
3/22/2011 0.63
3/23/2011 0.52
3/24/2011 T
3/25/2011 0.00
3/26/2011 0.00
3/27/2011 0.00
3/28/2011 0.00
3/29/2011 0.05
3/30/2011 0.00
3/31/2011 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2011 0.17
4/2/2011 0.00
4/3/2011 0.00
4/4/2011 T
4/5/2011 0.00
4/6/2011 0.00
4/7/2011 0.00
4/8/2011 0.00
4/9/2011 **
4/10/2011 **
4/11/2011 0.13
4/12/2011 0.00
4/13/2011 T
4/14/2011 T
4/15/2011 0.18
4/16/2011 0.06
4/17/2011 0.00
4/18/2011 0.09
4/19/2011 0.03
4/20/2011 0.31
4/21/2011 0.03
4/22/2011 0.16
4/23/2011 0.06
4/24/2011 0.04
4/25/2011 0.00
4/26/2011 0.02
4/27/2011 T
4/28/2011 0.00
4/29/2011 0.00
4/30/2011 0.41
5/1/2011 0.00
5/2/2011 0.00
5/3/2011 0.00
5/4/2011 0.00
5/5/2011 0.33
5/6/2011 0.00
5/7/2011 0.00
5/8/2011 T
5/9/2011 0.33
5/10/2011 0.01
5/11/2011 0.03
5/12/2011 0.00
5/13/2011 0.96
5/14/2011 0.03
5/15/2011 0.13
5/16/2011 0.00
5/17/2011 0.00
5/18/2011 0.00
5/19/2011 0.00
5/20/2011 0.36
5/21/2011 0.70
5/22/2011
5/23/2011 0.29
5/24/2011 0.01
5/25/2011 T
5/26/2011 0.00
5/27/2011
5/28/2011 0.96
5/29/2011 0.00
5/30/2011 0.20
5/31/2011 0.77
6/1/2011 0.00
6/2/2011 T
6/3/2011 0.00
6/4/2011 0.00
6/5/2011 0.00
6/6/2011 0.00
6/7/2011 0.00
6/8/2011 0.00
6/9/2011 0.00
6/10/2011 0.01
6/11/2011 0.05
6/12/2011 0.06
6/13/2011 0.29
6/14/2011 0.01
6/15/2011 0.00
6/16/2011 0.00
6/17/2011 T
6/18/2011 0.03
6/19/2011 0.00
6/20/2011 0.00
6/21/2011 2.05
6/22/2011 0.60
6/23/2011 0.33
6/24/2011 0.00
6/25/2011 0.00
6/26/2011 0.00
6/27/2011 0.05
6/28/2011 0.00
6/29/2011 0.00
6/30/2011 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2011 0.00
7/2/2011 **
7/3/2011 **
7/4/2011 **
7/5/2011 0.61
7/6/2011 0.00
7/7/2011 T
7/8/2011 0.03
7/9/2011 0.47
7/10/2011 0.00
7/11/2011 0.41
7/12/2011 0.05
7/13/2011 0.01
7/14/2011 0.59
7/15/2011 0.06
7/16/2011 0.01
7/17/2011 0.00
7/18/2011 0.02
7/19/2011 0.00
7/20/2011 0.00
7/21/2011 0.00
7/22/2011 0.00
7/23/2011 0.00
7/24/2011 0.07
7/25/2011 0.00
7/26/2011 0.31
7/27/2011 0.27
7/28/2011 0.01
7/29/2011 0.00
7/30/2011 0.00
7/31/2011 0.00
8/1/2011 0.00
8/2/2011 0.07
8/3/2011 0.00
8/4/2011 0.00
8/5/2011 0.00
8/6/2011 **
8/7/2011 **
8/8/2011 **
8/9/2011 **
8/10/2011 **
8/11/2011 **
8/12/2011 **
8/13/2011 **
8/14/2011 0.67
8/15/2011 0.00
8/16/2011 0.00
8/17/2011 0.00
8/18/2011 0.02
8/19/2011 0.00
8/20/2011 0.06
8/21/2011 0.00
8/22/2011 0.00
8/23/2011 0.00
8/24/2011 0.00
8/25/2011 0.00
8/26/2011 0.00
8/27/2011 0.00
8/28/2011 0.00
8/29/2011 0.07
8/30/2011 0.17
8/31/2011 0.00
9/1/2011 0.00
9/2/2011 0.07
9/3/2011 0.07
9/4/2011 0.00
9/5/2011 0.00
9/6/2011 0.00
9/7/2011 0.00
9/8/2011 0.00
9/9/2011 0.00
9/10/2011 0.00
9/11/2011 0.00
9/12/2011 0.00
9/13/2011 0.00
9/14/2011 T
9/15/2011 0.00
9/16/2011 0.08
9/17/2011 0.00
9/18/2011 0.01
9/19/2011 0.06
9/20/2011 0.00
9/21/2011 0.01
9/22/2011 0.01
9/23/2011 0.00
9/24/2011 0.00
9/25/2011 0.00
9/26/2011 0.00
9/27/2011 0.00
9/28/2011 0.00
9/29/2011 0.00
9/30/2011 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2010 7:00 AM 0.00 0.0 M M M
10/2/2010 7:00 AM 0.00 0.0 M M M
10/3/2010 7:00 AM 0.00 0.0 M M M
10/4/2010 7:00 AM 0.00 0.0 M M M
10/5/2010 7:00 AM 0.00 0.0 M M M
10/6/2010 7:00 AM 0.00 0.0 M M M
10/7/2010 7:00 AM 0.00 0.0 M M M
10/8/2010 7:00 AM 0.00 0.0 M M M
10/9/2010 7:00 AM 0.00 0.0 M M M
10/10/2010 7:00 AM 0.00 0.0 M M M
10/11/2010 7:00 AM T 0.0 M M M
10/12/2010 7:00 AM 0.00 0.0 M M M
10/13/2010 7:00 AM 0.00 0.0 M M M
10/14/2010 7:00 AM 0.00 0.0 M M M
10/15/2010 7:00 AM 0.00 0.0 M M M Frost
10/16/2010 7:00 AM 0.00 0.0 M M M
10/17/2010 7:00 AM 0.00 0.0 M M M
10/18/2010 7:00 AM 0.00 0.0 M M M
10/19/2010 7:00 AM 0.00 0.0 M M M
10/20/2010 7:00 AM 0.00 0.0 M M M
10/21/2010 7:00 AM 0.00 0.0 M M M
10/22/2010 7:00 AM 0.00 0.0 M M M
10/23/2010 7:00 AM T M M M M
10/24/2010 7:00 AM 0.05 M M M M
10/25/2010 7:00 AM T M M M M
10/26/2010 7:00 AM 0.96 M M M M
10/27/2010 7:00 AM 0.03 T M 0.0 M
10/28/2010 7:00 AM T T M 0.0 M
10/29/2010 7:00 AM 0.00 0.0 M M M
10/30/2010 7:00 AM 0.00 0.0 M M M
10/31/2010 7:00 AM 0.00 0.0 M M M
11/1/2010 7:00 AM 0.00 0.0 M M M
11/2/2010 7:00 AM 0.00 0.0 M M M
11/3/2010 7:00 AM 0.00 0.0 M M M
11/4/2010 7:00 AM 0.00 0.0 M M M
11/5/2010 7:00 AM 0.00 0.0 M M M
11/6/2010 7:00 AM 0.00 0.0 M M M
11/7/2010 7:00 AM 0.00 0.0 M M M
11/8/2010 7:00 AM 0.00 0.0 M M M
11/9/2010 7:00 AM 0.00 0.0 M M M
11/10/2010 7:00 AM 0.00 0.0 M M M
11/11/2010 7:00 AM 0.23 M M M M
11/12/2010 7:00 AM 0.00 0.0 M M M
11/13/2010 7:00 AM 0.00 0.0 M M M
11/14/2010 7:00 AM T T M 0.0 M
11/15/2010 7:00 AM 0.00 0.0 M 0.0 M
11/16/2010 7:00 AM 0.00 0.0 M 0.0 M
11/17/2010 7:00 AM 0.00 0.0 M 0.0 M
11/18/2010 7:00 AM T 0.0 M 0.0 M
11/19/2010 7:00 AM 0.00 0.0 M 0.0 M
11/20/2010 7:00 AM 0.00 0.0 M 0.0 M
11/21/2010 7:00 AM T 0.0 M 0.0 M Freezing drizzle
11/22/2010 7:00 AM T 0.0 M 0.0 M Freezing drizzle
11/23/2010 7:00 AM T 0.5 M 0.0 M
11/24/2010 7:00 AM T 0.0 M 0.0 M sleet
11/25/2010 7:00 AM T 0.1 M 0.0 M
11/26/2010 7:00 AM 0.00 0.0 M 0.0 M
11/27/2010 7:00 AM T T M 0.0 M
11/28/2010 7:00 AM 0.00 0.0 M 0.0 M
11/29/2010 7:00 AM 0.00 0.0 M 0.0 M
11/30/2010 7:00 AM T 0.4 M 0.5 M
12/1/2010 7:00 AM T T M 0.5 M
12/2/2010 7:00 AM 0.00 0.0 M 0.0 M
12/3/2010 7:00 AM 0.08 1.4 M 1.5 M
12/4/2010 7:00 AM 0.06 0.8 M 2.0 M snow and freezing drizzle
12/5/2010 7:00 AM 0.00 0.0 M 2.0 M
12/6/2010 7:00 AM T T M 2.0 M
12/7/2010 7:00 AM 0.00 0.0 M 2.0 M
12/8/2010 7:00 AM 0.00 0.0 M 2.0 M
12/9/2010 7:00 AM 0.00 0.0 M 1.5 M
12/10/2010 7:00 AM 0.00 0.0 M 1.0 M
12/11/2010 7:00 AM 0.33 1.0 M 2.0 M Freezing rain to sleet to snow in p.m. Blizzard conditions overnight and into a.m.
12/12/2010 7:00 AM T T M 2.0 M
12/13/2010 7:00 AM 0.00 0.0 M 2.0 M
12/14/2010 7:00 AM 0.00 0.0 M 2.0 M
12/15/2010 7:00 AM 0.00 0.0 M 2.0 M
12/16/2010 7:00 AM 0.11 1.4 M 3.5 M
12/17/2010 7:00 AM T T M 3.5 M
12/20/2010 7:00 AM 0.07 1.0 M 4.0 M
12/21/2010 7:00 AM 0.33 4.0 M 7.0 M
12/22/2010 7:00 AM 0.00 0.0 M 7.0 M
12/23/2010 7:00 AM T T M 7.0 M
12/24/2010 7:00 AM 0.14 3.0 M 10.0 M
12/25/2010 7:00 AM T T M 10.0 M
12/26/2010 7:00 AM T 0.2 M 10.0 M
12/27/2010 7:00 AM 0.00 0.0 M 10.0 M
12/28/2010 7:00 AM 0.00 0.0 M 10.0 M
12/29/2010 7:00 AM 0.00 0.0 M 10.0 M
12/30/2010 7:00 AM 0.01 0.0 M 8.0 M
12/31/2010 7:00 AM 0.50 2.0 M 9.0 M Rain changed to sleet around noon, then to snow mid-afternoon.
1/1/2011 7:00 AM 0.19 3.0 M 12.0 M
1/3/2011 7:00 AM T T M 12.0 M
1/4/2011 7:00 AM T 0.1 M 12.0 M
1/5/2011 7:00 AM 0.00 0.0 M 12.0 M
1/6/2011 7:00 AM 0.01 0.2 M 12.0 M
1/7/2011 7:00 AM 0.03 0.8 M 12.5 M
1/8/2011 7:00 AM T 0.0 M 12.5 M
1/9/2011 7:00 AM 0.00 0.0 M 12.5 M
1/10/2011 7:00 AM 0.23 2.5 M 15.0 M
1/11/2011 7:00 AM 0.21 3.0 M 17.0 M
1/12/2011 7:00 AM 0.01 0.4 M 17.0 M
1/13/2011 7:00 AM T T M 17.0 M
1/14/2011 7:00 AM 0.00 0.0 M 17.0 M
1/15/2011 7:00 AM T 0.1 M 17.0 M
1/16/2011 7:00 AM 0.00 0.0 M 17.0 M
1/17/2011 7:00 AM 0.00 0.0 M 16.5 M
1/18/2011 7:00 AM 0.01 0.3 M 16.0 M
1/19/2011 7:00 AM 0.03 1.2 M 17.0 M
1/20/2011 7:00 AM 0.00 0.0 M 17.0 M
1/21/2011 7:00 AM T T M 17.0 M
1/22/2011 7:00 AM 0.00 0.0 M 17.0 M
1/23/2011 7:00 AM T T M 17.0 M
1/24/2011 7:00 AM 0.00 0.0 M 17.0 M
1/25/2011 7:00 AM 0.00 0.0 M 17.0 M
1/26/2011 7:00 AM 0.00 0.0 M 16.5 M
1/27/2011 7:00 AM 0.00 0.0 M 16.5 M
1/28/2011 7:00 AM 0.00 0.0 M 16.5 M
1/30/2011 7:00 AM 0.02 0.5 M 17.0 M
1/31/2011 7:00 AM 0.20 4.0 M 21.0 M
2/1/2011 7:00 AM M 4.0 M 25.0 M Because of recent snowfall, the tube was too close to the top of the new snow. Snow had blown and drifted into the measurement tube so the amount of actual precipitation could not be determined. New snow and accumulated snow measurements are approximate.
2/2/2011 7:00 AM 0.00 0.0 M 25.0 M
2/3/2011 7:00 AM 0.00 0.0 M 25.0 M
2/4/2011 7:00 AM 0.00 0.0 M 25.0 M
2/5/2011 7:00 AM 0.00 0.0 M 25.0 M
2/6/2011 7:00 AM 0.35 3.0 M 28.0 M
2/7/2011 7:00 AM T T M 28.0 M
2/8/2011 7:00 AM 0.00 0.0 M 28.0 M
2/9/2011 7:00 AM 0.00 0.0 M 28.0 M
2/10/2011 7:00 AM 0.00 0.0 M 28.0 M
2/11/2011 7:00 AM T T M 28.0 M
2/12/2011 7:00 AM 0.00 0.0 M 27.0 M
2/13/2011 7:00 AM 0.00 0.0 M 26.0 M
2/14/2011 7:00 AM 0.00 0.0 M 25.0 M
2/15/2011 7:00 AM 0.00 0.0 M 24.0 M
2/16/2011 7:00 AM 0.00 0.0 M 22.0 M
2/17/2011 7:00 AM 0.00 0.0 M 20.0 M
2/18/2011 7:00 AM 0.00 0.0 M 17.0 M
2/19/2011 7:00 AM 0.00 0.0 M 17.0 M
2/20/2011 7:00 AM 0.12 1.0 M 18.0 M
2/21/2011 7:00 AM 0.80 8.0 M 25.0 M
2/22/2011 7:00 AM T T M 25.0 M
2/23/2011 7:00 AM 0.00 0.0 M 25.0 M
2/24/2011 7:00 AM 0.00 0.0 M 25.0 M
2/25/2011 7:00 AM T 0.2 M 25.0 M
2/26/2011 7:00 AM 0.05 1.0 M 26.0 M
2/27/2011 7:00 AM 0.01 0.3 M 26.0 M
2/28/2011 7:00 AM 0.00 0.0 M 25.0 M
3/1/2011 7:00 AM 0.00 0.0 M 25.0 M
3/2/2011 7:00 AM 0.00 0.0 M 25.0 M
3/3/2011 7:00 AM 0.00 0.0 M 25.0 M
3/4/2011 7:00 AM 0.00 0.0 M 25.0 M
3/8/2011 7:00 AM 0.01 0.5 M 26.0 M
3/9/2011 7:00 AM 0.02 0.3 M 26.0 M
3/10/2011 7:00 AM T T M 26.0 M
3/11/2011 7:00 AM 0.00 0.0 M 26.0 M
3/15/2011 7:00 AM 0.00 0.0 M 23.0 M
3/16/2011 7:00 AM 0.01 0.0 M 20.0 M
3/17/2011 7:00 AM 0.00 0.0 M 17.0 M
3/18/2011 7:00 AM 0.00 0.0 M 15.0 M
3/19/2011 7:00 AM 0.00 0.0 M 13.0 M
3/20/2011 7:00 AM 0.03 0.0 M 9.0 M
3/21/2011 7:00 AM 0.00 0.0 M 7.0 M
3/22/2011 7:00 AM 0.63 0.0 M 6.0 M A layer of pea-sized hail was still on the ground this morning after a thunderstorm shortly after midnight.
3/23/2011 7:00 AM 0.52 0.5 M 4.0 M
3/24/2011 7:00 AM T T M 4.0 M
3/25/2011 7:00 AM 0.00 0.0 M 4.0 M
3/26/2011 7:00 AM 0.00 0.0 M 3.0 M
3/27/2011 7:00 AM 0.00 0.0 M 3.0 M
3/28/2011 7:00 AM 0.00 0.0 M 3.0 M
3/29/2011 7:00 AM 0.05 0.5 M 3.0 M
3/30/2011 7:00 AM 0.00 0.0 M 3.0 M
3/31/2011 7:00 AM 0.00 0.0 M 3.0 M
4/1/2011 7:00 AM 0.17 0.0 M 2.0 M
4/2/2011 7:00 AM 0.00 0.0 M 0.0 M
4/3/2011 7:00 AM 0.00 0.0 M 0.0 M
4/4/2011 7:00 AM T 0.0 M 0.0 M
4/5/2011 7:00 AM 0.00 0.0 M 0.0 M
4/6/2011 7:00 AM 0.00 0.0 M 0.0 M
4/7/2011 7:00 AM 0.00 0.0 M 0.0 M
4/8/2011 7:00 AM 0.00 0.0 M 0.0 M
4/12/2011 7:00 AM 0.00 0.0 M 0.0 M
4/13/2011 7:00 AM T 0.0 M 0.0 M
4/14/2011 7:00 AM T 0.0 M 0.0 M
4/15/2011 7:00 AM 0.18 0.0 M 0.0 M Some sleet fell around 7:30 a.m. on 4/14
4/16/2011 7:00 AM 0.06 1.0 M 1.0 M
4/17/2011 7:00 AM 0.00 0.0 M 0.0 M
4/18/2011 7:00 AM 0.09 0.5 M 0.5 M
4/19/2011 7:00 AM 0.03 0.0 M 0.0 M
4/20/2011 7:00 AM 0.31 1.0 M 1.0 M
4/21/2011 7:00 AM 0.03 T M 0.0 M
4/22/2011 7:00 AM 0.16 0.0 M 0.0 M
4/23/2011 7:00 AM 0.06 0.0 M 0.0 M
4/24/2011 7:00 AM 0.04 0.0 M 0.0 M
4/25/2011 7:00 AM 0.00 0.0 M 0.0 M
4/26/2011 7:00 AM 0.02 0.0 M 0.0 M
4/27/2011 7:00 AM T 0.0 M 0.0 M
4/28/2011 7:00 AM 0.00 0.0 M 0.0 M
4/29/2011 7:00 AM 0.00 0.0 M 0.0 M
4/30/2011 7:00 AM 0.41 0.0 M 0.0 M
5/1/2011 7:00 AM 0.00 0.0 M 0.0 M
5/2/2011 7:00 AM 0.00 0.0 M 0.0 M
5/3/2011 7:00 AM 0.00 0.0 M M M
5/4/2011 7:00 AM 0.00 0.0 M M M
5/5/2011 7:00 AM 0.33 M M M M
5/6/2011 7:00 AM 0.00 0.0 M M M
5/7/2011 7:00 AM 0.00 0.0 M M M
5/8/2011 7:00 AM T M M M M
5/9/2011 7:00 AM 0.33 M M M M
5/10/2011 7:00 AM 0.01 M M M M
5/11/2011 7:00 AM 0.03 M M M M
5/12/2011 7:00 AM 0.00 0.0 M M M
5/13/2011 7:00 AM 0.96 M M M M
5/14/2011 7:00 AM 0.03 M M M M
5/15/2011 7:00 AM 0.13 M M M M
5/16/2011 7:00 AM 0.00 0.0 M M M
5/17/2011 7:00 AM 0.00 0.0 M M M
5/18/2011 7:00 AM 0.00 0.0 M M M
5/19/2011 7:00 AM 0.00 0.0 M M M
5/20/2011 7:00 AM 0.36 M M M M
5/21/2011 7:00 AM 0.70 M M M M
5/23/2011 7:00 AM 0.29 M M M M
5/24/2011 7:00 AM 0.01 M M M M
5/25/2011 7:00 AM T M M M M
5/26/2011 7:00 AM 0.00 0.0 M M M
5/28/2011 7:00 AM 0.96 M M M M
5/29/2011 7:00 AM 0.00 0.0 M M M
5/30/2011 7:00 AM 0.20 M M M M Overnight storms produced some small hail.
5/31/2011 7:00 AM 0.77 M M M M
6/1/2011 7:00 AM 0.00 0.0 M M M
6/2/2011 7:00 AM T M M M M
6/3/2011 7:00 AM 0.00 0.0 M M M
6/4/2011 7:00 AM 0.00 0.0 M M M
6/5/2011 7:00 AM 0.00 0.0 M M M
6/6/2011 7:00 AM 0.00 0.0 M M M
6/7/2011 7:00 AM 0.00 0.0 M M M
6/8/2011 7:00 AM 0.00 0.0 M M M
6/9/2011 7:00 AM 0.00 0.0 M M M
6/10/2011 7:00 AM 0.01 M M M M
6/11/2011 7:00 AM 0.05 M M M M
6/12/2011 7:00 AM 0.06 M M M M
6/13/2011 7:00 AM 0.29 M M M M
6/14/2011 7:00 AM 0.01 M M M M
6/15/2011 7:00 AM 0.00 0.0 M M M
6/16/2011 7:00 AM 0.00 0.0 M M M
6/17/2011 7:00 AM T M M M M
6/18/2011 7:00 AM 0.03 M M M M
6/19/2011 7:00 AM 0.00 0.0 M M M
6/20/2011 7:00 AM 0.00 0.0 M M M
6/21/2011 7:00 AM 2.05 M M M M
6/22/2011 7:00 AM 0.60 M M M M
6/23/2011 7:00 AM 0.33 M M M M
6/24/2011 7:00 AM 0.00 0.0 M M M
6/25/2011 7:00 AM 0.00 0.0 M M M
6/26/2011 7:00 AM 0.00 0.0 M M M
6/27/2011 7:00 AM 0.05 M M M M
6/28/2011 7:00 AM 0.00 0.0 M M M
6/29/2011 7:00 AM 0.00 0.0 M M M
6/30/2011 7:00 AM 0.00 0.0 M M M
7/1/2011 7:00 AM 0.00 0.0 M M M
7/6/2011 7:00 AM 0.00 0.0 M M M
7/7/2011 7:00 AM T M M M M
7/8/2011 7:00 AM 0.03 M M M M
7/9/2011 7:00 AM 0.47 M M M M
7/10/2011 7:00 AM 0.00 0.0 M M M
7/11/2011 7:00 AM 0.41 M M M M
7/12/2011 7:00 AM 0.05 M M M M
7/13/2011 7:00 AM 0.01 M M M M
7/14/2011 7:00 AM 0.59 M M M M
7/15/2011 7:00 AM 0.06 M M M M
7/16/2011 7:00 AM 0.01 M M M M
7/17/2011 7:00 AM 0.00 0.0 M M M
7/18/2011 7:00 AM 0.02 M M M M
7/19/2011 7:00 AM 0.00 0.0 M M M
7/20/2011 7:00 AM 0.00 0.0 M M M
7/21/2011 7:00 AM 0.00 0.0 M M M
7/22/2011 7:00 AM 0.00 0.0 M M M
7/23/2011 7:00 AM 0.00 0.0 M M M
7/24/2011 7:00 AM 0.07 M M M M
7/25/2011 7:00 AM 0.00 0.0 M M M
7/26/2011 7:00 AM 0.31 M M M M
7/27/2011 7:00 AM 0.27 M M M M
7/28/2011 7:00 AM 0.01 M M M M
7/29/2011 7:00 AM 0.00 0.0 M M M
7/30/2011 7:00 AM 0.00 0.0 M M M
7/31/2011 7:00 AM 0.00 0.0 M M M
8/1/2011 7:00 AM 0.00 0.0 M M M
8/2/2011 7:00 AM 0.07 M M M M
8/3/2011 7:00 AM 0.00 0.0 M M M
8/4/2011 7:00 AM 0.00 0.0 M M M
8/5/2011 7:00 AM 0.00 0.0 M M M
8/15/2011 7:00 AM 0.00 0.0 M M M
8/16/2011 7:00 AM 0.00 0.0 M M M
8/17/2011 7:00 AM 0.00 0.0 M M M
8/18/2011 7:00 AM 0.02 M M M M
8/19/2011 7:00 AM 0.00 0.0 M M M
8/20/2011 7:00 AM 0.06 M M M M
8/21/2011 7:00 AM 0.00 0.0 M M M
8/22/2011 7:00 AM 0.00 0.0 M M M
8/23/2011 7:00 AM 0.00 0.0 M M M
8/24/2011 7:00 AM 0.00 0.0 M M M
8/25/2011 7:00 AM 0.00 0.0 M M M
8/26/2011 7:00 AM 0.00 0.0 M M M
8/27/2011 7:00 AM 0.00 0.0 M M M
8/28/2011 7:00 AM 0.00 0.0 M M M
8/29/2011 7:00 AM 0.07 M M M M
8/30/2011 7:00 AM 0.17 M M M M
8/31/2011 7:00 AM 0.00 0.0 M M M
9/1/2011 7:00 AM 0.00 0.0 M M M
9/2/2011 7:00 AM 0.07 0.0 M M M
9/3/2011 7:00 AM 0.07 M M M M
9/4/2011 7:00 AM 0.00 0.0 M M M
9/5/2011 7:00 AM 0.00 0.0 M M M
9/6/2011 7:00 AM 0.00 0.0 M M M
9/7/2011 7:00 AM 0.00 0.0 M M M
9/8/2011 7:00 AM 0.00 0.0 M M M
9/9/2011 7:00 AM 0.00 0.0 M M M
9/10/2011 7:00 AM 0.00 0.0 M M M
9/11/2011 7:00 AM 0.00 0.0 M M M
9/12/2011 7:00 AM 0.00 0.0 M M M
9/13/2011 7:00 AM 0.00 0.0 M M M
9/14/2011 7:00 AM T M M M M
9/15/2011 7:00 AM 0.00 0.0 M M M First frost, down to 29 degrees.
9/16/2011 7:00 AM 0.08 M M M M
9/17/2011 7:00 AM 0.00 0.0 M M M
9/18/2011 7:00 AM 0.01 M M M M
9/19/2011 7:00 AM 0.06 M M M M
9/20/2011 7:00 AM 0.00 0.0 M M M
9/21/2011 7:00 AM 0.01 M M M M
9/22/2011 7:00 AM 0.01 M M M M
9/23/2011 7:00 AM 0.00 0.0 M M M Frosty morning, 30 degrees at 7:00 a.m.
9/24/2011 7:00 AM 0.00 0.0 M M M
9/25/2011 7:00 AM 0.00 0.0 M M M
9/26/2011 7:00 AM 0.00 0.0 M M M
9/27/2011 7:00 AM 0.00 0.0 M M M
9/28/2011 7:00 AM 0.00 0.0 M M M
9/29/2011 7:00 AM 0.00 0.0 M M M
9/30/2011 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
3/5/2011 3/07/2011 7:00 AM 3 0.02 25.5 M
3/12/2011 3/13/2011 6:00 PM 2 T 24.0 M Left home location at 5:00 p.m. on 3/12 and traveled north on I-29. Weather was clear when we left, became overcast and began to rain about 10 miles south of Watertown. Rain quickly changed to snow. During a 45 minute stop in Watertown the snow became heavier and winds stronger. Encountered blizzard conditions almost immediately after leaving Watertown at 6:15 p.m. traveling west on Highway 212. Within minutes, visibility dropped to 0. Pulled off highway in Henry, S.D. at 8:00 p.m. and stayed until approximately 12:45 a.m. Winds had decreased somewhat. Proceeded west on Highway 212 averaging 10 m.p.h. with poor visibility. Drifts ranging from 6"-24" were forming on some parts of the highway. Highway was ice covered with numerous abandoned vehicles in the ditch. Conditions steadily improved west of Clark, S.D. Upon reaching Doland, S.D., roads were clear with no blowing, drifting, or ice. Reached Redfield, S.D. at 2:00 a.m.
4/9/2011 4/11/2011 7:00 AM 3 0.13 0.0 M
7/2/2011 7/05/2011 6:00 PM 4 0.61 M M
8/6/2011 8/14/2011 9:00 PM 9 0.67 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