Station Overview Station Location
Station Number SD-MH-8 Latitude 43.531275
Station Name Hartford 6.4 S Longitude -96.950224
County Minnehaha Elevation (ft) 1565



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 09 2.19 6.18 31 6.18 31 0.00 0 0 18 2 2.3 2 2
Nov 09 1.30 0.05 29 0.05 29 0.00 0 0 2 5 0.0 0 0
Dec 09 0.66 2.07 31 2.07 31 0.00 0 0 9 7 26.6 9 25
Jan 10 0.55 0.88 31 0.88 31 0.00 0 0 9 3 9.1 7 31
Feb 10 0.54 0.70 28 0.70 28 0.00 0 0 9 5 14.0 10 28
March 10 1.56 1.70 31 1.70 31 0.00 0 0 11 1 0.4 1 16
April 10 2.99 3.04 29 3.04 29 0.00 0 0 9 1 0.0 0 0
May 10 3.34 2.73 31 2.73 31 0.00 0 0 12 3 0.0 0 0
June 10 4.02 8.05 30 8.05 30 0.00 0 0 16 0 0.0 0 0
July 10 3.13 10.37 30 10.37 30 0.00 0 0 10 1 0.0 0 0
Aug 10 3.04 7.28 31 7.28 31 0.00 0 0 9 1 0.0 0 0
Sept 10 2.94 4.12 30 4.12 30 0.00 0 0 15 1 0.0 0 0
Water Year Totals: 26.26" 47.17" 362 days 47.17" 362 0.00" 0 days 0 129 days 30 days 52.4" 29 days 102 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
10/1/2009 0.42
10/2/2009 0.85
10/3/2009 0.38
10/4/2009 0.02
10/5/2009 0.31
10/6/2009 0.93
10/7/2009 0.03
10/8/2009 0.02
10/9/2009 0.00
10/10/2009 0.05
10/11/2009 0.00
10/12/2009 0.16
10/13/2009 0.00
10/14/2009 0.00
10/15/2009 0.30
10/16/2009 0.01
10/17/2009 T
10/18/2009 0.00
10/19/2009 0.00
10/20/2009 0.00
10/21/2009 0.66
10/22/2009 0.45
10/23/2009 0.23
10/24/2009 0.00
10/25/2009 T
10/26/2009 0.00
10/27/2009 0.00
10/28/2009 0.00
10/29/2009 0.26
10/30/2009 0.99
10/31/2009 0.11
11/1/2009 0.00
11/2/2009 0.00
11/3/2009 0.00
11/4/2009 0.02
11/5/2009 0.00
11/6/2009 0.00
11/7/2009 0.00
11/8/2009 0.00
11/9/2009 0.00
11/10/2009 0.00
11/11/2009 0.00
11/12/2009 T
11/13/2009 T
11/14/2009 T
11/15/2009 0.00
11/16/2009 0.00
11/17/2009
11/18/2009 0.00
11/19/2009 0.00
11/20/2009 0.00
11/21/2009 0.00
11/22/2009 0.00
11/23/2009 T
11/24/2009 0.03
11/25/2009 0.00
11/26/2009 T
11/27/2009 0.00
11/28/2009 0.00
11/29/2009 0.00
11/30/2009 0.00
12/1/2009 0.00
12/2/2009 0.00
12/3/2009 0.02
12/4/2009 T
12/5/2009 T
12/6/2009 0.00
12/7/2009 0.03
12/8/2009 0.04
12/9/2009 0.36
12/10/2009 0.00
12/11/2009 0.00
12/12/2009 0.00
12/13/2009 0.00
12/14/2009 T
12/15/2009 0.00
12/16/2009 0.00
12/17/2009 0.00
12/18/2009 0.00
12/19/2009 0.00
12/20/2009 T
12/21/2009 0.00
12/22/2009 0.16
12/23/2009 T
12/24/2009 0.47
12/25/2009 0.49
12/26/2009 0.41
12/27/2009 0.09
12/28/2009 T
12/29/2009 0.00
12/30/2009 0.00
12/31/2009 T
Day of YearDaily PrcpMultiday Prcp
1/1/2010 T
1/2/2010 0.00
1/3/2010 0.01
1/4/2010 T
1/5/2010 0.00
1/6/2010 0.05
1/7/2010 0.21
1/8/2010 0.00
1/9/2010 0.00
1/10/2010 0.00
1/11/2010 0.00
1/12/2010 T
1/13/2010 0.00
1/14/2010 0.00
1/15/2010 0.00
1/16/2010 0.00
1/17/2010 0.00
1/18/2010 0.00
1/19/2010 0.00
1/20/2010 0.13
1/21/2010 0.06
1/22/2010 0.00
1/23/2010 0.29
1/24/2010 0.02
1/25/2010 0.09
1/26/2010 0.02
1/27/2010 0.00
1/28/2010 0.00
1/29/2010 0.00
1/30/2010 0.00
1/31/2010 0.00
2/1/2010 0.03
2/2/2010 0.05
2/3/2010 0.00
2/4/2010 T
2/5/2010 0.20
2/6/2010 0.04
2/7/2010 0.16
2/8/2010 0.01
2/9/2010 0.02
2/10/2010 0.00
2/11/2010 0.00
2/12/2010 T
2/13/2010 0.00
2/14/2010 0.18
2/15/2010 T
2/16/2010 T
2/17/2010 0.00
2/18/2010 0.00
2/19/2010 0.00
2/20/2010 0.01
2/21/2010 0.00
2/22/2010 T
2/23/2010 0.00
2/24/2010 0.00
2/25/2010 0.00
2/26/2010 0.00
2/27/2010 0.00
2/28/2010 0.00
3/1/2010 0.00
3/2/2010 0.00
3/3/2010 0.00
3/4/2010 0.00
3/5/2010 0.00
3/6/2010 0.02
3/7/2010 0.30
3/8/2010 T
3/9/2010 0.34
3/10/2010 0.23
3/11/2010 0.03
3/12/2010 0.54
3/13/2010 0.09
3/14/2010 0.02
3/15/2010 0.10
3/16/2010 0.02
3/17/2010 0.01
3/18/2010 0.00
3/19/2010 0.00
3/20/2010 0.00
3/21/2010 0.00
3/22/2010 0.00
3/23/2010 0.00
3/24/2010 0.00
3/25/2010 0.00
3/26/2010 0.00
3/27/2010 0.00
3/28/2010 0.00
3/29/2010 0.00
3/30/2010 0.00
3/31/2010 0.00
Day of YearDaily PrcpMultiday Prcp
4/1/2010 0.00
4/2/2010 0.00
4/3/2010 0.00
4/4/2010 T
4/5/2010 0.00
4/6/2010 0.13
4/7/2010 0.58
4/8/2010 0.00
4/9/2010 0.00
4/10/2010 0.00
4/11/2010 0.00
4/12/2010 0.00
4/13/2010 0.00
4/14/2010 0.07
4/15/2010 0.42
4/16/2010 0.00
4/17/2010 0.00
4/18/2010 0.00
4/19/2010 0.00
4/20/2010 0.00
4/21/2010 0.00
4/22/2010 0.00
4/23/2010 0.00
4/24/2010 0.92
4/25/2010 0.03
4/26/2010 0.47
4/27/2010 0.29
4/28/2010
4/29/2010 0.00
4/30/2010 0.13
5/1/2010 0.01
5/2/2010 0.00
5/3/2010 0.00
5/4/2010 T
5/5/2010 T
5/6/2010 0.00
5/7/2010 0.22
5/8/2010 0.08
5/9/2010 0.00
5/10/2010 0.04
5/11/2010 1.27
5/12/2010 0.02
5/13/2010 0.19
5/14/2010 0.02
5/15/2010 0.00
5/16/2010 0.00
5/17/2010 0.00
5/18/2010 0.00
5/19/2010 0.00
5/20/2010 0.00
5/21/2010 0.00
5/22/2010 0.22
5/23/2010 T
5/24/2010 0.00
5/25/2010 0.26
5/26/2010 0.00
5/27/2010 0.00
5/28/2010 0.00
5/29/2010 0.00
5/30/2010 0.37
5/31/2010 0.03
6/1/2010 0.00
6/2/2010 0.27
6/3/2010 0.00
6/4/2010 0.03
6/5/2010 0.07
6/6/2010 0.05
6/7/2010 0.00
6/8/2010 0.32
6/9/2010 0.03
6/10/2010 0.24
6/11/2010 2.33
6/12/2010 0.60
6/13/2010 0.39
6/14/2010 0.05
6/15/2010 0.41
6/16/2010 0.00
6/17/2010 0.00
6/18/2010 0.00
6/19/2010 0.00
6/20/2010 0.00
6/21/2010 0.99
6/22/2010 0.01
6/23/2010 0.23
6/24/2010 0.00
6/25/2010 0.00
6/26/2010 0.00
6/27/2010 2.03
6/28/2010 0.00
6/29/2010 0.00
6/30/2010 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2010 0.00
7/2/2010 0.00
7/3/2010 0.00
7/4/2010 0.83
7/5/2010 0.00
7/6/2010 0.16
7/7/2010 0.00
7/8/2010 0.00
7/9/2010 0.00
7/10/2010 0.00
7/11/2010 0.33
7/12/2010 0.00
7/13/2010 0.00
7/14/2010 0.00
7/15/2010 0.00
7/16/2010 0.00
7/17/2010 0.00
7/18/2010 T
7/19/2010 0.12
7/20/2010 0.02
7/21/2010 0.00
7/22/2010 3.90
7/23/2010 0.02
7/24/2010 0.54
7/25/2010
7/26/2010 0.00
7/27/2010 0.00
7/28/2010 0.89
7/29/2010 0.00
7/30/2010 3.56
7/31/2010 0.00
8/1/2010 0.00
8/2/2010 1.93
8/3/2010 0.05
8/4/2010 0.67
8/5/2010 0.00
8/6/2010 0.00
8/7/2010 0.00
8/8/2010 0.00
8/9/2010 0.88
8/10/2010 0.92
8/11/2010 0.00
8/12/2010 0.00
8/13/2010 0.56
8/14/2010 T
8/15/2010 0.00
8/16/2010 0.00
8/17/2010 0.00
8/18/2010 0.00
8/19/2010 0.00
8/20/2010 0.48
8/21/2010 0.00
8/22/2010 0.00
8/23/2010 0.00
8/24/2010 0.35
8/25/2010 0.00
8/26/2010 0.00
8/27/2010 0.00
8/28/2010 0.00
8/29/2010 0.00
8/30/2010 0.00
8/31/2010 1.44
9/1/2010 0.00
9/2/2010 0.02
9/3/2010 0.05
9/4/2010 0.00
9/5/2010 0.00
9/6/2010 0.01
9/7/2010 0.15
9/8/2010 0.00
9/9/2010 0.51
9/10/2010 0.09
9/11/2010 0.03
9/12/2010 0.00
9/13/2010 0.00
9/14/2010 0.00
9/15/2010 0.55
9/16/2010 0.08
9/17/2010 0.00
9/18/2010 0.03
9/19/2010 0.02
9/20/2010 T
9/21/2010 0.34
9/22/2010 0.00
9/23/2010 1.18
9/24/2010 0.94
9/25/2010 0.12
9/26/2010 0.00
9/27/2010 0.00
9/28/2010 0.00
9/29/2010 0.00
9/30/2010 0.00



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/1/2009 8:00 AM 0.42 M M M M Thunderstorms and light rain approximately 1:30 to 2:30 am. Intermittent light rain following that, with light rain at observation time.
10/2/2009 8:00 AM 0.85 0.0 M M M Periods of thunderstorms during the day on Thursday morning, followed by periods of light rain during the evening and night. Very light rain falling at observation time.
10/3/2009 9:00 AM 0.38 M M M M
10/4/2009 8:00 AM 0.02 M M M M
10/5/2009 9:00 AM 0.31 M M M M Raining at observation time.
10/6/2009 9:00 AM 0.93 M M M M Rain fell during much of the past 24 hours.
10/7/2009 9:00 AM 0.03 M M M M
10/8/2009 8:00 AM 0.02 0.0 M 0.0 M
10/9/2009 9:00 AM 0.00 0.0 M 0.0 M
10/10/2009 8:00 AM 0.05 0.5 M 0.5 M First snowfall of the season! Cold front passed through the area around 7 PM Friday evening, followed by a short period of light rain, then turned to snow by around 8:30 PM. Light snow ended before 1 AM Saturday.
10/11/2009 8:00 AM 0.00 0.0 M T M
10/12/2009 9:00 AM 0.16 1.8 M 1.5 M
10/13/2009 8:00 AM 0.00 0.0 M M M
10/14/2009 8:00 AM 0.00 0.0 M M M
10/15/2009 8:00 AM 0.30 0.0 M M M
10/16/2009 8:00 AM 0.01 0.0 M 0.0 M
10/17/2009 8:00 AM T 0.0 M 0.0 M
10/18/2009 9:00 AM 0.00 0.0 M 0.0 M
10/19/2009 9:00 AM 0.00 0.0 M 0.0 M
10/20/2009 8:00 AM 0.00 0.0 M 0.0 M
10/21/2009 9:00 AM 0.66 0.0 M 0.0 M
10/22/2009 7:00 AM 0.45 0.0 M 0.0 M
10/23/2009 8:00 AM 0.23 0.0 M 0.0 M
10/24/2009 9:00 AM 0.00 0.0 M 0.0 M
10/25/2009 9:00 AM T 0.0 M 0.0 M
10/26/2009 9:00 AM 0.00 0.0 M 0.0 M
10/27/2009 8:00 AM 0.00 0.0 M 0.0 M
10/28/2009 9:00 AM 0.00 0.0 M 0.0 M
10/29/2009 9:00 AM 0.26 0.0 M 0.0 M
10/30/2009 8:00 AM 0.99 0.0 M 0.0 M
10/31/2009 9:00 AM 0.11 T M 0.0 M Mostly light rain, but mixed with light snow which melted as if fell in the afternoon.
11/1/2009 7:00 AM 0.00 0.0 M 0.0 M
11/2/2009 8:00 AM 0.00 0.0 M 0.0 M
11/3/2009 8:00 AM 0.00 0.0 M 0.0 M
11/4/2009 8:00 AM 0.02 T M 0.0 M Rain mixed with a some ice pellets fell between 9 and 11 am Tuesday.
11/5/2009 7:00 AM 0.00 0.0 M 0.0 M
11/6/2009 8:00 AM 0.00 0.0 M 0.0 M
11/7/2009 8:00 AM 0.00 0.0 M 0.0 M
11/8/2009 8:00 AM 0.00 0.0 M 0.0 M
11/9/2009 8:00 AM 0.00 0.0 M 0.0 M
11/10/2009 8:00 AM 0.00 0.0 M 0.0 M
11/11/2009 8:00 AM 0.00 0.0 M 0.0 M
11/12/2009 8:00 AM T 0.0 M 0.0 M Very light rain began shortly before the 8 AM observation time.
11/13/2009 8:00 AM T 0.0 M 0.0 M Drizzle with brief light rain fell before 11 am Thursday. Fog developed during the early morning hours and continued at observation time. A cold front passed around 6 AM this Friday morning.
11/14/2009 8:00 AM T 0.0 M 0.0 M Periods of drizzle before 9 PM Friday.
11/15/2009 9:00 AM 0.00 0.0 M 0.0 M
11/16/2009 8:00 AM 0.00 0.0 M 0.0 M
11/18/2009 8:00 AM 0.00 0.0 M 0.0 M
11/19/2009 8:00 AM 0.00 0.0 M 0.0 M
11/20/2009 8:00 AM 0.00 0.0 M 0.0 M
11/21/2009 8:00 AM 0.00 0.0 M 0.0 M
11/22/2009 9:00 AM 0.00 0.0 M 0.0 M
11/23/2009 9:00 AM T 0.0 M 0.0 M
11/24/2009 9:00 AM 0.03 0.0 M 0.0 M
11/25/2009 7:00 AM 0.00 0.0 M 0.0 M
11/26/2009 7:00 AM T T M 0.0 M Brief light rain around 9 am Wednesday, then quickly changed to light snow by 9:30 am. Several brief periods of light snow in the afternoon. Snow melted on the relatively warm ground.
11/27/2009 8:00 AM 0.00 0.0 M 0.0 M
11/28/2009 8:00 AM 0.00 0.0 M 0.0 M
11/29/2009 8:00 AM 0.00 0.0 M 0.0 M
11/30/2009 8:00 AM 0.00 0.0 M 0.0 M
12/1/2009 9:00 AM 0.00 0.0 M 0.0 M
12/2/2009 7:00 AM 0.00 0.0 M 0.0 M
12/3/2009 8:00 AM 0.02 0.3 M T M
12/4/2009 8:00 AM T T M T M
12/5/2009 8:00 AM T T M T M
12/6/2009 8:00 AM 0.00 0.0 M T M
12/7/2009 9:00 AM 0.03 0.6 M 1.0 M Light snow falling at observation time.
12/8/2009 8:00 AM 0.04 0.8 M 1.0 M Flurries fell much of Monday afternoon and evening, with light snow developing after midnight. The snow was very fluffy with temperatures in the 10 to 15 degree F range when much of it fell.
12/9/2009 9:00 AM 0.36 4.5 M 7.2 M Fluffy light snow fell much of Tuesday and into the early morning hours of Wednesday. Cold temperatures, +/- a couple of degrees either side of 12 degrees F during the snowfall. Strong winds caused considerable compaction of the snow on the ground with lots of drifting.
12/10/2009 8:00 AM 0.00 0.0 M 4.5 M
12/11/2009 9:00 AM 0.00 0.0 M 4.5 M
12/12/2009 8:00 AM 0.00 0.0 M 4.0 M
12/13/2009 8:00 AM 0.00 0.0 M 3.0 M
12/14/2009 9:00 AM T T M 2.5 M
12/15/2009 9:00 AM 0.00 0.0 M 2.5 M
12/16/2009 9:00 AM 0.00 0.0 M 2.5 M
12/17/2009 8:00 AM 0.00 0.0 M 2.5 M
12/18/2009 8:00 AM 0.00 0.0 M 2.0 M
12/19/2009 9:00 AM 0.00 0.0 M 2.0 M
12/20/2009 9:00 AM T T M 2.0 M
12/21/2009 9:00 AM 0.00 0.0 M 2.0 M
12/22/2009 8:00 AM 0.16 1.2 M 3.0 M Freezing rain started around 5 PM Monday afternoon. Became mixed with sleet and then changed to periods of light snow.
12/23/2009 8:00 AM T T M 3.0 M
12/24/2009 8:00 AM 0.47 4.5 M 6.0 M Short period of freezing rain Wednesday afternoon, then turned to snow.
12/25/2009 9:00 AM 0.49 6.5 M 11.0 M
12/26/2009 8:00 AM 0.41 6.5 M 16.0 M The low pressure center for this storm moved into western IA. This brought wrap around wind to this area and the temperature rose from 12 degrees Friday morning to 34 degrees early evening and was 28 degrees at ob time this Saturday morning. Light snow falling at 8 AM. Three day storm total is now 17.0 inches.
12/27/2009 8:00 AM 0.09 1.7 M 16.0 M Periods of light snow ended around midnight on Saturday.
12/28/2009 9:00 AM T T M 16.0 M
12/29/2009 8:00 AM 0.00 0.0 M 16.0 M
12/30/2009 9:00 AM 0.00 0.0 M 16.0 M
12/31/2009 8:00 AM T T M 16.0 M
1/1/2010 8:00 AM T T M 16.0 M
1/2/2010 9:00 AM 0.00 0.0 M 15.0 M Bitter cold with 30 below zero this morning at the Sioux Falls airport!
1/3/2010 9:00 AM 0.01 1.0 M 16.0 M Light snow falling at observation time.
1/4/2010 9:00 AM T T M 15.5 M Light snow ended by 10 AM Sunday.
1/5/2010 8:00 AM 0.00 0.0 M 15.5 M
1/6/2010 9:00 AM 0.05 1.4 M 16.0 M Light snow falling at observation time.
1/7/2010 9:00 AM 0.21 4.5 M 19.0 M
1/8/2010 9:00 AM 0.00 0.0 M 19.0 M
1/9/2010 9:00 AM 0.00 0.0 M 19.0 M
1/10/2010 9:00 AM 0.00 0.0 M 18.0 M
1/11/2010 9:00 AM 0.00 0.0 M 17.5 M
1/12/2010 8:00 AM T T M 17.0 M light fog has coated all the trees with frost. A nice complement to the remainder of the snow covered landscape.
1/13/2010 9:00 AM 0.00 0.0 M 17.0 M
1/14/2010 9:00 AM 0.00 0.0 M 16.5 M Light fog at observation time.
1/15/2010 8:00 AM 0.00 0.0 M 16.0 M Fog with visibility around a mile. All the trees are frost covered again.
1/16/2010 9:00 AM 0.00 0.0 M 16.0 M
1/17/2010 8:00 AM 0.00 0.0 M 14.5 M
1/18/2010 9:00 AM 0.00 0.0 M 14.0 M
1/19/2010 8:00 AM 0.00 0.0 M 13.5 M
1/20/2010 8:00 AM 0.13 0.3 M 13.5 M Freezing rain, became mixed with sleet, and had changed over to all snow by observation time. Some light precipitation prior to 3 AM, but measurable amounts were after that time.
1/21/2010 7:00 AM 0.06 0.5 M 14.0 M Mixed precipitation with periods of freezing rain, sleet and snow.
1/22/2010 9:00 AM 0.00 0.0 M 13.5 M
1/23/2010 8:00 AM 0.29 0.0 M 13.0 M Temperatures rose above freezing early Friday morning and remained above through this observation, thus narrowly avoiding a significant ice event!
1/24/2010 9:00 AM 0.02 T M 13.0 M light rain changed to light snow as a cold front moved through around 4PM Saturday afternoon. Light snow melted as it hit the ground.
1/25/2010 8:00 AM 0.09 1.0 M 13.0 M Sustained wind over 20 MPH with gusts to 35 MPH on Sunday, and at observation time 30 MPH plus with gusts to 45 MPH. Considerable blowing and drifting snow making snowfall amounts difficult to assess.
1/26/2010 9:00 AM 0.02 0.4 M 13.0 M Ground blizzard conditions Monday afternoon.
1/27/2010 9:00 AM 0.00 0.0 M 13.0 M
1/28/2010 8:00 AM 0.00 0.0 M 13.0 M
1/29/2010 8:00 AM 0.00 0.0 M 13.0 M
1/30/2010 9:00 AM 0.00 0.0 M 12.5 M
1/31/2010 9:00 AM 0.00 0.0 M 12.5 M
2/1/2010 9:00 AM 0.03 2.0 M 13.5 M Light fluffy snow. Light snow started after 3 am and continued at observation time of 9 am.
2/2/2010 8:00 AM 0.05 0.6 M 13.5 M Light fluffy snow, with only a couple of breaks, fell before 6 PM Monday.
2/3/2010 9:00 AM 0.00 0.0 M 13.5 M
2/4/2010 7:00 AM T 0.0 M 13.5 M Light freezing drizzle created slippery paved surfaces.
2/5/2010 8:00 AM 0.20 2.0 M 14.0 M Drizzle changed to light rain Thursday morning, mixed light rain and snow started around 2 PM, changed to periods of all light snow after 4 PM.
2/6/2010 8:00 AM 0.04 0.8 M 14.5 M
2/7/2010 9:00 AM 0.16 2.8 M 16.0 M Light snow throughout most of the observation period, and continuing at ob time this Sunday morning.
2/8/2010 9:00 AM 0.01 0.2 M 16.0 M
2/9/2010 8:00 AM 0.02 0.8 M 16.0 M Fluffy light snow began after 9 PM Monday evening and fell overnight. No snow at observation time. Temperature dipped to around 10 below zero Monday evening...warmed to around 20 degrees above at 3 am, followed by 15 degrees at ob time of 8 am Tuesday.
2/10/2010 9:00 AM 0.00 0.0 M 16.0 M
2/11/2010 8:00 AM 0.00 0.0 M 15.5 M
2/12/2010 8:00 AM T T M 15.0 M Short period of snow flurries late afternoon on Thursday.
2/13/2010 8:00 AM 0.00 0.0 M 15.0 M Fog developed late afternoon on Friday and continued through observation time. All the trees are frost wearing a heavy coating of frost.
2/14/2010 9:00 AM 0.18 4.5 M 18.0 M Moderate snow fell for from 9-11 am Saturday and accounted for much of the accumulation of the past 24 hours.
2/15/2010 8:00 AM T T M 18.0 M
2/16/2010 8:00 AM T 0.1 M 18.0 M
2/17/2010 8:00 AM 0.00 0.0 M 17.5 M
2/18/2010 8:00 AM 0.00 0.0 M 17.0 M
2/19/2010 8:00 AM 0.00 0.0 M 16.0 M
2/20/2010 9:00 AM 0.01 0.2 M 15.5 M Very light snow began around 8 am Friday and continued until nearly 4 pm. Most of it melted off paved surfaces.
2/21/2010 9:00 AM 0.00 0.0 M 15.5 M
2/22/2010 8:00 AM T T M 15.5 M
2/23/2010 8:00 AM 0.00 0.0 M 15.0 M
2/24/2010 8:00 AM 0.00 0.0 M 15.0 M
2/25/2010 8:00 AM 0.00 0.0 M 15.0 M
2/26/2010 9:00 AM 0.00 0.0 M 15.0 M
2/27/2010 9:00 AM 0.00 0.0 M 15.0 M
2/28/2010 9:00 AM 0.00 0.0 M 15.0 M
3/1/2010 9:00 AM 0.00 0.0 M 15.0 M
3/2/2010 8:00 AM 0.00 0.0 M 14.5 M fog this morning.
3/3/2010 7:00 AM 0.00 0.0 M 14.0 M Light fog this morning.
3/4/2010 7:00 AM 0.00 0.0 M 13.0 M
3/5/2010 9:00 AM 0.00 0.0 M 12.5 M
3/6/2010 9:00 AM 0.02 0.0 M 11.5 M Light rain and light freezing rain fell. Icy spots on sidewalks. Temperature dropped to 31 degrees, 32 degrees at 9 a.m. observation time.
3/7/2010 9:00 AM 0.30 0.0 M 10.0 M
3/8/2010 8:00 AM T 0.0 M 9.5 M Dense fog since around 7 p.m. Sunday evening.
3/9/2010 8:00 AM 0.34 0.0 M 7.0 M
3/10/2010 8:00 AM 0.23 0.0 M 6.0 M
3/11/2010 8:00 AM 0.03 0.0 M 5.5 M At observation time skies are overcast with light fog.
3/12/2010 8:00 AM 0.54 0.4 M 4.5 M Snow melted as it fell Thursday morning.
3/13/2010 8:00 AM 0.09 0.0 M 4.5 M
3/14/2010 9:00 AM 0.02 0.0 M 3.0 M
3/15/2010 9:00 AM 0.10 0.0 M 1.5 M
3/16/2010 8:00 AM 0.02 0.0 M 0.5 M Ground was damp, but some rain froze on the side of the rain gage.
3/17/2010 9:00 AM 0.01 0.0 M T M
3/18/2010 8:00 AM 0.00 0.0 M T M
3/19/2010 7:00 AM 0.00 0.0 M T M
3/20/2010 9:00 AM 0.00 0.0 M T M
3/21/2010 9:00 AM 0.00 0.0 M T M
3/22/2010 9:00 AM 0.00 0.0 M 0.0 M
3/23/2010 8:00 AM 0.00 0.0 M 0.0 M
3/24/2010 8:00 AM 0.00 0.0 M 0.0 M
3/25/2010 8:00 AM 0.00 0.0 M 0.0 M
3/26/2010 8:00 AM 0.00 0.0 M 0.0 M
3/27/2010 9:00 AM 0.00 0.0 M 0.0 M
3/28/2010 9:00 AM 0.00 0.0 M 0.0 M
3/29/2010 9:00 AM 0.00 0.0 M 0.0 M
3/30/2010 7:00 AM 0.00 0.0 M 0.0 M The spring season is noted by a number of changes and occurrences, but a notable one at our acreage occurred last evening when we heard the frogs come out and start their notable music.
3/31/2010 8:00 AM 0.00 0.0 M 0.0 M
4/1/2010 8:00 AM 0.00 0.0 M M M
4/2/2010 8:00 AM 0.00 0.0 M M M
4/3/2010 8:00 AM 0.00 0.0 M M M
4/4/2010 8:00 AM T M M M M Brief showers around 10:15 P.M. Saturday evening.
4/5/2010 8:00 AM 0.00 0.0 M M M
4/6/2010 8:00 AM 0.13 M M M M First measurable rainfall in twenty days.
4/7/2010 8:00 AM 0.58 M M M M
4/8/2010 8:00 AM 0.00 0.0 M M M
4/9/2010 8:00 AM 0.00 0.0 M M M
4/10/2010 9:00 AM 0.00 0.0 M M M
4/11/2010 9:00 AM 0.00 0.0 M M M
4/12/2010 9:00 AM 0.00 0.0 M M M
4/13/2010 8:00 AM 0.00 0.0 M M M
4/14/2010 8:00 AM 0.07 M M M M
4/15/2010 8:00 AM 0.42 M M M M Thunderstorms started around 10:45 PM and continued off and on till around 5:00 a.m.
4/16/2010 8:00 AM 0.00 0.0 M M M
4/17/2010 8:00 AM 0.00 0.0 M M M
4/18/2010 8:00 AM 0.00 0.0 M M M
4/19/2010 9:00 AM 0.00 0.0 M M M
4/20/2010 9:00 AM 0.00 0.0 M M M
4/21/2010 8:00 AM 0.00 0.0 M M M
4/22/2010 8:00 AM 0.00 0.0 M M M
4/23/2010 9:00 AM 0.00 0.0 M M M
4/24/2010 8:00 AM 0.92 M M M M Periods of light rain 10 am to 5 pm Friday. Thunderstorms developed around 10:30 pm and continued into the early morning hours of Saturday.
4/25/2010 9:00 AM 0.03 M M M M Thunderstorms were all around this site at one time or another, but none overhead. At Freeman, SD about 40 miles SW, hail covered the ground.
4/26/2010 9:00 AM 0.47 M M M M Light rain started around 9 p.m. Sunday. Light rain was falling at observation time. SNOW was reported west of Aberdeen, SD.
4/27/2010 9:00 AM 0.29 M M M M Extended period of light rain fell until around 5 p.m. Monday afternoon.
4/29/2010 8:00 AM 0.00 0.0 M M M
4/30/2010 8:00 AM 0.13 M M M M A cold front passed through the area Thursday afternoon.
5/1/2010 7:00 AM 0.01 M M M M
5/2/2010 7:00 AM 0.00 0.0 M M M
5/3/2010 8:30 AM 0.00 0.0 M M M
5/4/2010 8:00 AM T M M M M Widely scattered light convective showers 4:30 -6:30 PM Monday afternoon.
5/5/2010 9:00 AM T M M M M
5/6/2010 8:00 AM 0.00 0.0 M M M
5/7/2010 9:00 AM 0.22 M M M M
5/8/2010 9:00 AM 0.08 M M M M
5/9/2010 9:00 AM 0.00 0.0 M M M
5/10/2010 8:00 AM 0.04 M M M M
5/11/2010 7:00 AM 1.27 0.0 M M M Light rain fell much of the day on Monday. Thunderstorms developed in the evening.
5/12/2010 7:00 AM 0.02 M M M M Light rain falling at observation time.
5/13/2010 8:00 AM 0.19 M M M M Light rain or drizzle fell all of Wednesday, and into the early morning hours of Thursday. No moisture falling at ob time.
5/14/2010 8:00 AM 0.02 M M M M
5/15/2010 9:00 AM 0.00 0.0 M M M
5/16/2010 8:00 AM 0.00 0.0 M M M
5/17/2010 7:00 AM 0.00 0.0 M M M
5/18/2010 7:00 AM 0.00 0.0 M M M
5/19/2010 7:00 AM 0.00 0.0 M M M
5/20/2010 8:00 AM 0.00 0.0 M M M
5/21/2010 7:00 AM 0.00 0.0 M M M
5/22/2010 7:00 AM 0.22 M M M M Thunderstorms between 5:30 - 6:30 am. Overcast skies at observation time.
5/23/2010 9:00 AM T M M M M
5/24/2010 7:00 AM 0.00 0.0 M M M
5/25/2010 8:00 AM 0.26 M M M M Line of thunderstorms with a strong wind gusts moved through around 11 pm Monday night.
5/26/2010 8:00 AM 0.00 0.0 M M M
5/27/2010 7:00 AM 0.00 0.0 M M M
5/28/2010 7:00 AM 0.00 0.0 M M M
5/29/2010 8:00 AM 0.00 0.0 M M M
5/30/2010 8:00 AM 0.37 M M M M Light rain started after 4 a.m. Sunday and continued at observation time.
5/31/2010 7:00 AM 0.03 M M M M Light rainfall ended by around 9:30 a.m. Sunday morning.
6/1/2010 8:00 AM 0.00 0.0 M M M
6/2/2010 8:00 AM 0.27 M M M M Light rain and thunderstorms. Heavier rainfall north of my site at Hartford and in northern Minnehaha county.
6/3/2010 7:00 AM 0.00 0.0 M M M
6/4/2010 7:00 AM 0.03 M M M M
6/5/2010 8:00 AM 0.07 M M M M
6/6/2010 8:00 AM 0.05 M M M M
6/7/2010 8:00 AM 0.00 0.0 M M M
6/8/2010 7:00 AM 0.32 M M M M Light rain and thunderstorms around 11 PM Monday.
6/9/2010 8:00 AM 0.03 M M M M
6/10/2010 8:00 AM 0.24 M M M M Light rainfall started around 1 a.m. Moderate rainfall and some thunderstorms started around 7 a.m. and continued at 8 a.m. observation time.
6/11/2010 7:00 AM 2.33 M M M M I can not recall off hand the last time I have observed this much rainfall in a 24 hour period.
6/12/2010 10:00 AM 0.60 M M M M Lowland flooding.
6/13/2010 8:00 AM 0.39 M M M M
6/14/2010 7:00 AM 0.05 M M M M This is the seventh consecutive day to report measurable rainfall, and 11 out of 13 days in June to report measurable rainfall.
6/15/2010 8:00 AM 0.41 M M M M
6/16/2010 8:00 AM 0.00 0.0 M M M
6/17/2010 8:00 AM 0.00 0.0 M M M
6/18/2010 8:00 AM 0.00 0.0 M M M
6/19/2010 8:00 AM 0.00 0.0 M M M
6/20/2010 8:00 AM 0.00 0.0 M M M
6/21/2010 9:00 AM 0.99 M M M M Thunderstorms started around 11 PM Sunday night.
6/22/2010 8:00 AM 0.01 M M M M
6/23/2010 8:00 AM 0.23 M M M M Thunderstorms with rain, strong winds and frequent lightning around midnight to 2 am.
6/24/2010 9:00 AM 0.00 0.0 M M M
6/25/2010 7:00 AM 0.00 0.0 M M M
6/26/2010 7:00 AM 0.00 0.0 M M M
6/27/2010 8:00 AM 2.03 M M M M line of strong thunderstorms moved across eastern SD Saturday evening. Heavy rainfall, flash flooding, hail, damaging wind and a few tornadoes occurred. At this observing site only a few small hailstones fell, wind damage limited to a few small or dead branches, and lowland flooding.
6/28/2010 7:00 AM 0.00 0.0 M M M
6/29/2010 8:00 AM 0.00 0.0 M M M
6/30/2010 8:00 AM 0.00 0.0 M M M
7/1/2010 7:00 AM 0.00 0.0 M M M
7/2/2010 8:00 AM 0.00 0.0 M M M
7/3/2010 7:00 AM 0.00 0.0 M M M
7/4/2010 9:00 AM 0.83 M M M M
7/5/2010 9:00 AM 0.00 0.0 M M M
7/6/2010 8:00 AM 0.16 M M M M
7/7/2010 6:00 AM 0.00 0.0 M M M
7/8/2010 7:00 AM 0.00 0.0 M M M
7/9/2010 8:00 AM 0.00 0.0 M M M
7/10/2010 8:00 AM 0.00 0.0 M M M
7/11/2010 9:00 AM 0.33 M M M M
7/12/2010 8:00 AM 0.00 0.0 M M M
7/13/2010 8:00 AM 0.00 0.0 M M M
7/14/2010 8:00 AM 0.00 0.0 M M M
7/15/2010 8:00 AM 0.00 0.0 M M M
7/16/2010 7:00 AM 0.00 0.0 M M M
7/17/2010 7:00 AM 0.00 0.0 M M M
7/18/2010 9:00 AM T M M M M
7/19/2010 9:00 AM 0.12 M M M M
7/20/2010 7:00 AM 0.02 M M M M
7/21/2010 8:00 AM 0.00 0.0 M M M
7/22/2010 8:00 AM 3.90 M M M M Light rain continued at observation time, but can see breaks in the clouds to the southwest. Lowland flooding followed the heavy rainfall last night, mainly between 9 and 11 PM.
7/23/2010 7:00 AM 0.02 M M M M
7/24/2010 9:00 AM 0.54 M M M M
7/26/2010 8:00 AM 0.00 0.0 M M M
7/27/2010 8:00 AM 0.00 0.0 M M M
7/28/2010 8:00 AM 0.89 M M M M Thunderstorms Tuesday evening.
7/29/2010 8:00 AM 0.00 0.0 M M M
7/30/2010 8:00 AM 3.56 M M M M Probably the greatest amount of rainfall I have ever measured here. Amounts of 4.50 inches in southern Minnehaha county. Flooding everywhere. Water running over my driveway, only seen that one other time and that was rainfall combined with melting snow.
7/31/2010 8:00 AM 0.00 0.0 M M M
8/1/2010 7:00 AM 0.00 0.0 M M M
8/2/2010 9:00 AM 1.93 M M M M Thunderstorms and rain started some time after 2 am Monday and continued through observation time.
8/3/2010 8:00 AM 0.05 M M M M
8/4/2010 8:00 AM 0.67 M M M M
8/5/2010 8:00 AM 0.00 0.0 M M M
8/6/2010 8:00 AM 0.00 0.0 M M M
8/7/2010 9:00 AM 0.00 0.0 M M M
8/8/2010 9:00 AM 0.00 0.0 M M M
8/9/2010 8:00 AM 0.88 M M M M Thunderstorms early Sunday evening, 5 to 8 PM.
8/10/2010 8:00 AM 0.92 M M M M Thunderstorms with a period of heavy rainfall.
8/11/2010 7:00 AM 0.00 0.0 M M M
8/12/2010 7:00 AM 0.00 0.0 M M M
8/13/2010 7:00 AM 0.56 M M M M Thunderstorm with estimated wind gusts to 60 mph at observing site. Stronger wind gusts within 5-10 miles to the north and east where where tree damage and a power line were blown down.
8/14/2010 7:00 AM T M M M M
8/15/2010 8:00 AM 0.00 0.0 M M M
8/16/2010 8:00 AM 0.00 0.0 M M M
8/17/2010 7:00 AM 0.00 0.0 M M M
8/18/2010 7:00 AM 0.00 0.0 M M M
8/19/2010 8:00 AM 0.00 0.0 M M M
8/20/2010 8:00 AM 0.48 M M M M Occasional rain and thunderstorms. Continuous lightning for a time. Estimate max wind gust at observation site of 35-40 MPH, but reports of 60 MPH wind gusts and some wind damage in the area.
8/21/2010 8:00 AM 0.00 0.0 M M M Heavy dew and fog with visibility less then 1/2 a mile.
8/22/2010 7:00 AM 0.00 0.0 M M M
8/23/2010 7:00 AM 0.00 0.0 M M M
8/24/2010 8:00 AM 0.35 M M M M
8/25/2010 7:00 AM 0.00 0.0 M M M
8/26/2010 8:00 AM 0.00 0.0 M M M
8/27/2010 8:00 AM 0.00 0.0 M M M
8/28/2010 7:00 AM 0.00 0.0 M M M
8/29/2010 7:00 AM 0.00 0.0 M M M
8/30/2010 9:00 AM 0.00 0.0 M M M
8/31/2010 7:00 AM 1.44 M M M M rain and thunderstorms began around 9 pm Monday evening and continued into the early morning hours.
9/1/2010 8:00 AM 0.00 0.0 M M M
9/2/2010 8:00 AM 0.02 M M M M A thunderstorm passed north of this site around 3:20 am.
9/3/2010 8:00 AM 0.05 M M M M Light rain showers prior to 10:00 am Thursday morning. Brief shower with just a trace in the trace.
9/4/2010 8:00 AM 0.00 0.0 M M M
9/5/2010 8:00 AM 0.00 0.0 M M M
9/6/2010 8:00 AM 0.01 M M M M
9/7/2010 8:00 AM 0.15 M M M M
9/8/2010 9:00 AM 0.00 0.0 M M M
9/9/2010 8:00 AM 0.51 M M M M
9/10/2010 8:00 AM 0.09 M M M M Thunderstorms between 6-7 am. Light rain started around 6 am. Very light rain at observation time.
9/11/2010 8:00 AM 0.03 M M M M
9/12/2010 8:00 AM 0.00 0.0 M M M
9/13/2010 8:00 AM 0.00 0.0 M M M
9/14/2010 8:00 AM 0.00 0.0 M M M
9/15/2010 8:00 AM 0.55 M M M M Thunderstorms with strong winds and heavy rainfall for a time in the middle of the night.
9/16/2010 8:00 AM 0.08 M M M M
9/17/2010 7:00 AM 0.00 0.0 M M M
9/18/2010 8:00 AM 0.03 M M M M
9/19/2010 8:00 AM 0.02 M M M M
9/20/2010 8:00 AM T M M M M Drizzle.
9/21/2010 9:00 AM 0.34 M M M M
9/22/2010 8:00 AM 0.00 0.0 M M M
9/23/2010 8:00 AM 1.18 M M M M
9/24/2010 8:00 AM 0.94 M M M M
9/25/2010 8:00 AM 0.12 M M M M light rain during the night.
9/26/2010 9:00 AM 0.00 0.0 M M M Fog this morning.
9/27/2010 8:00 AM 0.00 0.0 M M M
9/28/2010 8:00 AM 0.00 0.0 M M M
9/29/2010 8:00 AM 0.00 0.0 M M M
9/30/2010 8:00 AM 0.00 0.0 M M M



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