Station Overview Station Location
Station Number SD-PN-45 Latitude 44.0946235656738
Station Name New Underwood 0.3 E Longitude -102.827903747559
County Pennington Elevation (ft) 2847



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 11 1.32 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 11 0.49 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Dec 11 0.28 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Jan 12 0.24 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 12 0.37 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 12 0.85 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
April 12 1.67 0.99 8 0.99 8 0.00 0 0 4 0 0.0 0 0
May 12 3.30 1.59 31 1.59 31 0.00 0 0 11 3 0.0 0 0
June 12 2.60 1.99 29 1.99 29 0.00 0 0 9 0 0.0 0 0
July 12 1.97 3.40 30 3.40 30 0.00 0 0 10 2 0.0 0 0
Aug 12 1.67 0.75 31 0.75 31 0.00 0 0 6 1 0.0 0 0
Sept 12 1.26 0.06 30 0.06 30 0.00 0 0 2 2 0.0 0 0
Water Year Totals: 16.02" 8.78" 159 days 8.78" 159 0.00" 0 days 0 42 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
10/1/2011
10/2/2011
10/3/2011
10/4/2011
10/5/2011
10/6/2011
10/7/2011
10/8/2011
10/9/2011
10/10/2011
10/11/2011
10/12/2011
10/13/2011
10/14/2011
10/15/2011
10/16/2011
10/17/2011
10/18/2011
10/19/2011
10/20/2011
10/21/2011
10/22/2011
10/23/2011
10/24/2011
10/25/2011
10/26/2011
10/27/2011
10/28/2011
10/29/2011
10/30/2011
10/31/2011
11/1/2011
11/2/2011
11/3/2011
11/4/2011
11/5/2011
11/6/2011
11/7/2011
11/8/2011
11/9/2011
11/10/2011
11/11/2011
11/12/2011
11/13/2011
11/14/2011
11/15/2011
11/16/2011
11/17/2011
11/18/2011
11/19/2011
11/20/2011
11/21/2011
11/22/2011
11/23/2011
11/24/2011
11/25/2011
11/26/2011
11/27/2011
11/28/2011
11/29/2011
11/30/2011
12/1/2011
12/2/2011
12/3/2011
12/4/2011
12/5/2011
12/6/2011
12/7/2011
12/8/2011
12/9/2011
12/10/2011
12/11/2011
12/12/2011
12/13/2011
12/14/2011
12/15/2011
12/16/2011
12/17/2011
12/18/2011
12/19/2011
12/20/2011
12/21/2011
12/22/2011
12/23/2011
12/24/2011
12/25/2011
12/26/2011
12/27/2011
12/28/2011
12/29/2011
12/30/2011
12/31/2011
Day of YearDaily PrcpMultiday Prcp
1/1/2012
1/2/2012
1/3/2012
1/4/2012
1/5/2012
1/6/2012
1/7/2012
1/8/2012
1/9/2012
1/10/2012
1/11/2012
1/12/2012
1/13/2012
1/14/2012
1/15/2012
1/16/2012
1/17/2012
1/18/2012
1/19/2012
1/20/2012
1/21/2012
1/22/2012
1/23/2012
1/24/2012
1/25/2012
1/26/2012
1/27/2012
1/28/2012
1/29/2012
1/30/2012
1/31/2012
2/1/2012
2/2/2012
2/3/2012
2/4/2012
2/5/2012
2/6/2012
2/7/2012
2/8/2012
2/9/2012
2/10/2012
2/11/2012
2/12/2012
2/13/2012
2/14/2012
2/15/2012
2/16/2012
2/17/2012
2/18/2012
2/19/2012
2/20/2012
2/21/2012
2/22/2012
2/23/2012
2/24/2012
2/25/2012
2/26/2012
2/27/2012
2/28/2012
2/29/2012
3/1/2012
3/2/2012
3/3/2012
3/4/2012
3/5/2012
3/6/2012
3/7/2012
3/8/2012
3/9/2012
3/10/2012
3/11/2012
3/12/2012
3/13/2012
3/14/2012
3/15/2012
3/16/2012
3/17/2012
3/18/2012
3/19/2012
3/20/2012
3/21/2012
3/22/2012
3/23/2012
3/24/2012
3/25/2012
3/26/2012
3/27/2012
3/28/2012
3/29/2012
3/30/2012
3/31/2012
Day of YearDaily PrcpMultiday Prcp
4/1/2012
4/2/2012
4/3/2012
4/4/2012
4/5/2012
4/6/2012
4/7/2012
4/8/2012
4/9/2012
4/10/2012
4/11/2012
4/12/2012
4/13/2012
4/14/2012
4/15/2012
4/16/2012
4/17/2012
4/18/2012
4/19/2012
4/20/2012
4/21/2012
4/22/2012
4/23/2012 0.00
4/24/2012 0.00
4/25/2012 0.00
4/26/2012 0.00
4/27/2012 0.35
4/28/2012 0.59
4/29/2012 0.03
4/30/2012 0.02
5/1/2012 0.00
5/2/2012 0.21
5/3/2012 0.22
5/4/2012 T
5/5/2012 0.25
5/6/2012 0.01
5/7/2012 0.00
5/8/2012 0.00
5/9/2012 0.00
5/10/2012 0.00
5/11/2012 0.00
5/12/2012 0.00
5/13/2012 0.00
5/14/2012 0.00
5/15/2012 0.00
5/16/2012 0.00
5/17/2012 0.00
5/18/2012 0.00
5/19/2012 0.33
5/20/2012 0.01
5/21/2012 0.00
5/22/2012 0.00
5/23/2012 T
5/24/2012 0.07
5/25/2012 0.22
5/26/2012 0.11
5/27/2012 0.09
5/28/2012 0.00
5/29/2012 0.00
5/30/2012 T
5/31/2012 0.07
6/1/2012 0.11
6/2/2012 0.00
6/3/2012 0.17
6/4/2012 0.00
6/5/2012 0.00
6/6/2012 0.00
6/7/2012 0.07
6/8/2012 0.16
6/9/2012 0.00
6/10/2012 0.41
6/11/2012 0.00
6/12/2012 0.00
6/13/2012 0.23
6/14/2012 0.00
6/15/2012 0.00
6/16/2012 0.10
6/17/2012 0.00
6/18/2012 0.00
6/19/2012 0.00
6/20/2012
6/21/2012 0.62
6/22/2012 0.00
6/23/2012 0.00
6/24/2012 0.00
6/25/2012 0.00
6/26/2012 0.12
6/27/2012 0.00
6/28/2012 0.00
6/29/2012 0.00
6/30/2012 0.00
Day of YearDaily PrcpMultiday Prcp
7/1/2012 0.00
7/2/2012 0.00
7/3/2012 0.00
7/4/2012 0.00
7/5/2012 0.00
7/6/2012 0.49
7/7/2012 0.04
7/8/2012 0.00
7/9/2012 0.00
7/10/2012 0.00
7/11/2012 0.00
7/12/2012 0.01
7/13/2012 0.02
7/14/2012 0.00
7/15/2012 0.00
7/16/2012 0.00
7/17/2012 0.00
7/18/2012 0.40
7/19/2012 0.00
7/20/2012 0.00
7/21/2012 0.34
7/22/2012 0.15
7/23/2012 0.00
7/24/2012 T
7/25/2012 1.65
7/26/2012 0.01
7/27/2012 0.00
7/28/2012 0.29
7/29/2012
7/30/2012 T
7/31/2012 0.00
8/1/2012 0.00
8/2/2012 0.03
8/3/2012 0.15
8/4/2012 0.03
8/5/2012 0.00
8/6/2012 0.00
8/7/2012 0.00
8/8/2012 T
8/9/2012 0.00
8/10/2012 0.00
8/11/2012 0.25
8/12/2012 0.04
8/13/2012 0.00
8/14/2012 0.25
8/15/2012 0.00
8/16/2012 0.00
8/17/2012 0.00
8/18/2012 0.00
8/19/2012 0.00
8/20/2012 0.00
8/21/2012 0.00
8/22/2012 0.00
8/23/2012 0.00
8/24/2012 0.00
8/25/2012 0.00
8/26/2012 0.00
8/27/2012 0.00
8/28/2012 0.00
8/29/2012 0.00
8/30/2012 0.00
8/31/2012 0.00
9/1/2012 0.00
9/2/2012 0.03
9/3/2012 0.00
9/4/2012 0.00
9/5/2012 0.00
9/6/2012 0.00
9/7/2012 0.03
9/8/2012 0.00
9/9/2012 0.00
9/10/2012 0.00
9/11/2012 T
9/12/2012 0.00
9/13/2012 0.00
9/14/2012 0.00
9/15/2012 0.00
9/16/2012 0.00
9/17/2012 0.00
9/18/2012 0.00
9/19/2012 0.00
9/20/2012 0.00
9/21/2012 0.00
9/22/2012 0.00
9/23/2012 0.00
9/24/2012 0.00
9/25/2012 0.00
9/26/2012 0.00
9/27/2012 0.00
9/28/2012 0.00
9/29/2012 0.00
9/30/2012 T



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
4/23/2012 7:00 AM 0.00 0.0 M M M
4/24/2012 7:00 AM 0.00 0.0 M M M
4/25/2012 7:00 AM 0.00 0.0 M M M
4/26/2012 7:00 AM 0.00 0.0 M M M
4/27/2012 7:00 AM 0.35 M M M M
4/28/2012 7:00 AM 0.59 M M M M
4/29/2012 9:00 AM 0.03 M M M M
4/30/2012 7:00 AM 0.02 M M M M
5/1/2012 7:00 AM 0.00 0.0 M M M
5/2/2012 7:00 AM 0.21 M M M M 0.21 inches of rain fell within a 10-minute span during a thunderstorm Tuesday between 6:10 and 6:20 pm. Pea-sized hail was also observed.
5/3/2012 7:00 AM 0.22 M M M M Rainfall occurred during a series of thunderstorms on the evening of 05/02/2012. Pea-sized hail was also observed.
5/4/2012 7:00 AM T M M M M
5/5/2012 7:00 AM 0.25 M M M M Rainfall occurred during a series of thunderstorms.
5/6/2012 9:00 AM 0.01 M M M M
5/7/2012 7:00 AM 0.00 0.0 M M M
5/8/2012 7:00 AM 0.00 0.0 M M M
5/9/2012 7:00 AM 0.00 0.0 M M M
5/10/2012 7:00 AM 0.00 0.0 M M M
5/11/2012 7:00 AM 0.00 0.0 M M M
5/12/2012 9:00 AM 0.00 0.0 M M M
5/13/2012 9:00 AM 0.00 0.0 M M M
5/14/2012 7:00 AM 0.00 0.0 M M M
5/15/2012 7:00 AM 0.00 0.0 M M M
5/16/2012 7:00 AM 0.00 0.0 M M M
5/17/2012 7:00 AM 0.00 0.0 M M M
5/18/2012 7:00 AM 0.00 0.0 M M M
5/19/2012 7:00 AM 0.33 M M M M
5/20/2012 7:00 AM 0.01 M M M M
5/21/2012 7:00 AM 0.00 0.0 M M M
5/22/2012 7:00 AM 0.00 0.0 M M M
5/23/2012 7:00 AM T M M M M
5/24/2012 8:00 AM 0.07 M M M M
5/25/2012 7:00 AM 0.22 M M M M
5/26/2012 7:00 AM 0.11 M M M M
5/27/2012 7:00 AM 0.09 M M M M
5/28/2012 7:00 AM 0.00 0.0 M M M
5/29/2012 7:00 AM 0.00 0.0 M M M
5/30/2012 7:00 AM T M M M M
5/31/2012 7:00 AM 0.07 M M M M
6/1/2012 7:00 AM 0.11 M M M M
6/2/2012 7:00 AM 0.00 0.0 M M M
6/3/2012 7:00 AM 0.17 M M M M Rainfall occurred within a 20-minute time frame during a thunderstorm the previous evening.
6/4/2012 7:00 AM 0.00 0.0 M M M
6/5/2012 7:00 AM 0.00 0.0 M M M
6/6/2012 7:00 AM 0.00 0.0 M M M
6/7/2012 7:00 AM 0.07 M M M M
6/8/2012 7:00 AM 0.16 M M M M Rainfall accumulated within a 10-minute period during a thunderstorm on the afternoon of 06/07/2012.
6/9/2012 7:00 AM 0.00 0.0 M M M
6/10/2012 7:00 AM 0.41 M M M M Rainfall occurred during a series of severe thunderstorms during the night of 06/09/2012.
6/11/2012 7:00 AM 0.00 0.0 M M M
6/12/2012 7:00 AM 0.00 0.0 M M M
6/13/2012 7:00 AM 0.23 M M M M Rainfall occurred during a thunderstorm on the evening of 06/12/2012.
6/14/2012 7:00 AM 0.00 0.0 M M M
6/15/2012 7:00 AM 0.00 0.0 M M M
6/16/2012 9:00 AM 0.10 M M M M
6/17/2012 7:00 AM 0.00 0.0 M M M
6/18/2012 7:00 AM 0.00 0.0 M M M
6/19/2012 7:00 AM 0.00 0.0 M M M
6/21/2012 7:00 AM 0.62 M M M M Measurement is the cumulative total from thunderstorms on 06/19/2012 and 06/20/2012 - was unavailable to check the rain gauge on the morning of 06/20/2012.
6/22/2012 7:00 AM 0.00 0.0 M M M
6/23/2012 7:00 AM 0.00 0.0 M M M Thunderstorms with very high winds and intense lightning passed over the area on 06/22/2012 but no measurable rainfall occurred. Tornadoes were reported about 70 miles to the south and southeast, and some areas to the west received very large hail.
6/24/2012 7:00 AM 0.00 0.0 M M M
6/25/2012 7:00 AM 0.00 0.0 M M M
6/26/2012 7:00 AM 0.12 M M M M Rainfall occurred during a thunderstorm on the evening of 06/25/2012.
6/27/2012 7:00 AM 0.00 0.0 M M M
6/28/2012 7:00 AM 0.00 0.0 M M M
6/29/2012 7:00 AM 0.00 0.0 M M M
6/30/2012 7:00 AM 0.00 0.0 M M M
7/1/2012 7:00 AM 0.00 0.0 M M M
7/2/2012 7:00 AM 0.00 0.0 M M M
7/3/2012 7:00 AM 0.00 0.0 M M M
7/4/2012 7:00 AM 0.00 0.0 M M M
7/5/2012 7:00 AM 0.00 0.0 M M M
7/6/2012 7:00 AM 0.49 M M M M Rainfall occurred during a series of thunderstorms on the night of 07/05/2012.
7/7/2012 9:00 AM 0.04 M M M M
7/8/2012 9:00 AM 0.00 0.0 M M M
7/9/2012 7:00 AM 0.00 0.0 M M M
7/10/2012 7:00 AM 0.00 0.0 M M M
7/11/2012 7:00 AM 0.00 0.0 M M M
7/12/2012 7:00 AM 0.01 M M M M
7/13/2012 7:00 AM 0.02 M M M M
7/14/2012 7:00 AM 0.00 0.0 M M M
7/15/2012 7:00 AM 0.00 0.0 M M M
7/16/2012 7:00 AM 0.00 0.0 M M M
7/17/2012 7:00 AM 0.00 0.0 M M M
7/18/2012 7:00 AM 0.40 M M M M Rainfall occurred during a severe thunderstorm on the night of 07/17/2012.
7/19/2012 7:00 AM 0.00 0.0 M M M
7/20/2012 7:00 AM 0.00 0.0 M M M
7/21/2012 7:00 AM 0.34 M M M M Rain occurred during a series of intense thunderstorms on the evening of 07/20/2012. Several lightning-sparked fires were also reported in the area.
7/22/2012 9:00 AM 0.15 M M M M Rainfall occurred during a thunderstorm on the night of 07/21/2012.
7/23/2012 7:00 AM 0.00 0.0 M M M
7/24/2012 7:00 AM T M M M M
7/25/2012 9:00 AM 1.65 M M M M Rainfall occurred in an approximately 45-minute period during a very intense thunderstorm on the night of 07/24/2012.
7/26/2012 7:00 AM 0.01 M M M M
7/27/2012 7:00 AM 0.00 0.0 M M M
7/28/2012 7:00 AM 0.29 M M M M Rainfall occurred during a thunderstorm on the afternoon of 07/27/2012.
7/30/2012 7:00 AM T M M M M
7/31/2012 7:00 AM 0.00 0.0 M M M
8/1/2012 7:00 AM 0.00 0.0 M M M
8/2/2012 7:00 AM 0.03 M M M M
8/3/2012 7:00 AM 0.15 M M M M Rainfall occurred during thunderstorms on the evening of 08/02/2012.
8/4/2012 9:00 AM 0.03 M M M M
8/5/2012 9:00 AM 0.00 0.0 M M M
8/6/2012 7:00 AM 0.00 0.0 M M M
8/7/2012 7:00 AM 0.00 0.0 M M M
8/8/2012 7:00 AM T M M M M
8/9/2012 7:00 AM 0.00 0.0 M M M
8/10/2012 7:00 AM 0.00 0.0 M M M
8/11/2012 9:00 AM 0.25 M M M M
8/12/2012 9:00 AM 0.04 M M M M
8/13/2012 7:00 AM 0.00 0.0 M M M
8/14/2012 7:00 AM 0.25 M M M M Rainfall occurred during a thunderstorm on the night of 08/13/2012.
8/15/2012 7:00 AM 0.00 0.0 M M M
8/16/2012 7:00 AM 0.00 0.0 M M M
8/17/2012 7:00 AM 0.00 0.0 M M M
8/18/2012 7:00 AM 0.00 0.0 M M M
8/19/2012 7:00 AM 0.00 0.0 M M M
8/20/2012 7:00 AM 0.00 0.0 M M M
8/21/2012 7:00 AM 0.00 0.0 M M M
8/22/2012 7:00 AM 0.00 0.0 M M M
8/23/2012 7:00 AM 0.00 0.0 M M M
8/24/2012 7:00 AM 0.00 0.0 M M M
8/25/2012 7:00 AM 0.00 0.0 M M M
8/26/2012 7:00 AM 0.00 0.0 M M M
8/27/2012 7:00 AM 0.00 0.0 M M M
8/28/2012 7:00 AM 0.00 0.0 M M M
8/29/2012 7:00 AM 0.00 0.0 M M M
8/30/2012 7:00 AM 0.00 0.0 M M M
8/31/2012 7:00 AM 0.00 0.0 M M M
9/1/2012 7:00 AM 0.00 0.0 M M M
9/2/2012 7:00 AM 0.03 M M M M
9/3/2012 7:00 AM 0.00 0.0 M M M
9/4/2012 7:00 AM 0.00 0.0 M M M
9/5/2012 7:00 AM 0.00 0.0 M M M
9/6/2012 7:00 AM 0.00 0.0 M M M
9/7/2012 7:00 AM 0.03 M M M M
9/8/2012 7:00 AM 0.00 0.0 M M M
9/9/2012 7:00 AM 0.00 0.0 M M M
9/10/2012 7:00 AM 0.00 0.0 M M M
9/11/2012 7:00 AM T M M M M
9/12/2012 7:00 AM 0.00 0.0 M M M
9/13/2012 7:00 AM 0.00 0.0 M M M
9/14/2012 7:00 AM 0.00 0.0 M M M
9/15/2012 7:00 AM 0.00 0.0 M M M
9/16/2012 7:00 AM 0.00 0.0 M M M
9/17/2012 7:00 AM 0.00 0.0 M M M
9/18/2012 7:00 AM 0.00 0.0 M M M
9/19/2012 7:00 AM 0.00 0.0 M M M
9/20/2012 7:00 AM 0.00 0.0 M M M
9/21/2012 7:00 AM 0.00 0.0 M M M
9/22/2012 7:00 AM 0.00 0.0 M M M
9/23/2012 7:00 AM 0.00 0.0 M M M
9/24/2012 7:00 AM 0.00 0.0 M M M
9/25/2012 7:00 AM 0.00 0.0 M M M
9/26/2012 7:00 AM 0.00 0.0 M M M
9/27/2012 7:00 AM 0.00 0.0 M M M
9/28/2012 7:00 AM 0.00 0.0 M M M
9/29/2012 7:00 AM 0.00 0.0 M M M
9/30/2012 7:00 AM T M 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
4/28/2012 1:30 PM Rice Rice Rice Hard|White Ice 2 1min no damage Continuous False Same time as rain Same time as smaller hail 10-20
5/1/2012 6:10 PM 3/8" 1/4" Pea Size Rice Mixed|White Ice 10 1min no damage Continuous True After rain After smaller hail 30-40
5/2/2012 7:30 PM 1/4" Pea Size 1/4" Pea Size 1/4" Pea Size Mixed|White Ice 5 2min no damage Continuous True After rain Same time as smaller hail 30-40
6/9/2012 9:32 PM Hail occurred during a severe thunderstorm with high winds and frequent lightning. NOAA issued a warning on this storm. 3/8" 1/4" Pea Size Rice Hard|White Ice 4 1min minor leaf damage Continuous False After rain Same time as smaller hail 50-60
8/2/2012 7:20 PM 3/4" Penny Size 3/4" Penny Size 1/4" Pea Size Mixed|White Ice 5 3min shredded leaves Continuous False Before rain Same time as smaller hail 30-40