Station Overview Station Location
Station Number SD-PK-18 Latitude 45.804537
Station Name Lemmon 11.2 SW Longitude -102.291049
County Perkins Elevation (ft) 2369



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 18 1.17 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 18 0.54 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Dec 18 0.33 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Jan 19 0.27 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 19 0.31 1.77 14 1.67 11 0.10 3 1 7 0 25.3 7 0
March 19 0.85 1.53 8 1.53 8 0.00 0 0 4 0 12.9 4 0
April 19 1.33 1.36 16 0.88 4 0.48 12 1 4 0 1.0 2 0
May 19 2.61 2.89 7 2.89 7 0.00 0 0 6 0 0.0 0 0
June 19 2.80 0.00 13 0.00 1 0.00 12 0 0 0 0.0 0 0
July 19 2.49 5.16 16 2.13 3 3.03 13 1 3 0 0.6 1 1
Aug 19 1.76 3.42 20 3.42 1 0.00 19 0 1 0 0.0 0 0
Sept 19 1.27 0.00 30 0.00 0 0.00 30 0 0 0 0.0 0 0
Water Year Totals: 15.73" 16.13" 124 days 12.52" 35 3.61" 89 days 3 25 days 0 days 39.8" 14 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
10/1/2018
10/2/2018
10/3/2018
10/4/2018
10/5/2018
10/6/2018
10/7/2018
10/8/2018
10/9/2018
10/10/2018
10/11/2018
10/12/2018
10/13/2018
10/14/2018
10/15/2018
10/16/2018
10/17/2018
10/18/2018
10/19/2018
10/20/2018
10/21/2018
10/22/2018
10/23/2018
10/24/2018
10/25/2018
10/26/2018
10/27/2018
10/28/2018
10/29/2018
10/30/2018
10/31/2018
11/1/2018
11/2/2018
11/3/2018
11/4/2018
11/5/2018
11/6/2018
11/7/2018
11/8/2018
11/9/2018
11/10/2018
11/11/2018
11/12/2018
11/13/2018
11/14/2018
11/15/2018
11/16/2018
11/17/2018
11/18/2018
11/19/2018
11/20/2018
11/21/2018
11/22/2018
11/23/2018
11/24/2018
11/25/2018
11/26/2018
11/27/2018
11/28/2018
11/29/2018
11/30/2018
12/1/2018
12/2/2018
12/3/2018
12/4/2018
12/5/2018
12/6/2018
12/7/2018
12/8/2018
12/9/2018
12/10/2018
12/11/2018
12/12/2018
12/13/2018
12/14/2018
12/15/2018
12/16/2018
12/17/2018
12/18/2018
12/19/2018
12/20/2018
12/21/2018
12/22/2018
12/23/2018
12/24/2018
12/25/2018
12/26/2018
12/27/2018
12/28/2018
12/29/2018
12/30/2018
12/31/2018
Day of YearDaily PrcpMultiday Prcp
1/1/2019
1/2/2019
1/3/2019
1/4/2019
1/5/2019
1/6/2019
1/7/2019
1/8/2019
1/9/2019
1/10/2019
1/11/2019
1/12/2019
1/13/2019
1/14/2019
1/15/2019
1/16/2019
1/17/2019
1/18/2019
1/19/2019
1/20/2019
1/21/2019
1/22/2019
1/23/2019
1/24/2019
1/25/2019
1/26/2019
1/27/2019
1/28/2019
1/29/2019
1/30/2019
1/31/2019
2/1/2019
2/2/2019
2/3/2019
2/4/2019 0.54
2/5/2019
2/6/2019
2/7/2019 0.22
2/8/2019 0.00
2/9/2019
2/10/2019 0.07
2/11/2019 0.00
2/12/2019
2/13/2019
2/14/2019 0.08
2/15/2019
2/16/2019 0.00
2/17/2019 0.63
2/18/2019
2/19/2019 0.00
2/20/2019 0.03
2/21/2019
2/22/2019
2/23/2019
2/24/2019
2/25/2019 0.10
2/26/2019 **
2/27/2019 **
2/28/2019 0.10
3/1/2019 0.15
3/2/2019
3/3/2019 0.00
3/4/2019 0.00
3/5/2019 0.00
3/6/2019 0.00
3/7/2019
3/8/2019
3/9/2019 0.92
3/10/2019
3/11/2019
3/12/2019
3/13/2019
3/14/2019 0.20
3/15/2019
3/16/2019
3/17/2019
3/18/2019
3/19/2019
3/20/2019
3/21/2019
3/22/2019
3/23/2019
3/24/2019
3/25/2019
3/26/2019
3/27/2019
3/28/2019 0.26
3/29/2019
3/30/2019
3/31/2019
Day of YearDaily PrcpMultiday Prcp
4/1/2019
4/2/2019
4/3/2019
4/4/2019
4/5/2019
4/6/2019
4/7/2019
4/8/2019
4/9/2019
4/10/2019 0.13
4/11/2019 0.04
4/12/2019
4/13/2019
4/14/2019 **
4/15/2019 **
4/16/2019 **
4/17/2019 **
4/18/2019 **
4/19/2019 **
4/20/2019 **
4/21/2019 **
4/22/2019 **
4/23/2019 **
4/24/2019 **
4/25/2019 0.48
4/26/2019
4/27/2019 0.49
4/28/2019 0.22
4/29/2019
4/30/2019
5/1/2019
5/2/2019 0.22
5/3/2019
5/4/2019
5/5/2019
5/6/2019
5/7/2019
5/8/2019 0.29
5/9/2019
5/10/2019
5/11/2019
5/12/2019
5/13/2019
5/14/2019
5/15/2019
5/16/2019
5/17/2019
5/18/2019 1.20
5/19/2019 0.57
5/20/2019
5/21/2019 0.03
5/22/2019 0.58
5/23/2019
5/24/2019
5/25/2019
5/26/2019
5/27/2019 0.00
5/28/2019
5/29/2019
5/30/2019
5/31/2019
6/1/2019
6/2/2019
6/3/2019
6/4/2019
6/5/2019
6/6/2019
6/7/2019 0.00
6/8/2019
6/9/2019
6/10/2019
6/11/2019
6/12/2019
6/13/2019
6/14/2019
6/15/2019
6/16/2019
6/17/2019
6/18/2019
6/19/2019 **
6/20/2019 **
6/21/2019 **
6/22/2019 **
6/23/2019 **
6/24/2019 **
6/25/2019 **
6/26/2019 **
6/27/2019 **
6/28/2019 **
6/29/2019 **
6/30/2019 **
Day of YearDaily PrcpMultiday Prcp
7/1/2019 **
7/2/2019 **
7/3/2019 **
7/4/2019 **
7/5/2019 **
7/6/2019 **
7/7/2019 **
7/8/2019 **
7/9/2019 **
7/10/2019 **
7/11/2019 **
7/12/2019 **
7/13/2019 3.03
7/14/2019
7/15/2019
7/16/2019
7/17/2019 2.00
7/18/2019
7/19/2019
7/20/2019 0.02
7/21/2019 0.11
7/22/2019
7/23/2019
7/24/2019
7/25/2019
7/26/2019
7/27/2019
7/28/2019
7/29/2019
7/30/2019
7/31/2019
8/1/2019
8/2/2019
8/3/2019
8/4/2019
8/5/2019
8/6/2019
8/7/2019
8/8/2019
8/9/2019
8/10/2019
8/11/2019
8/12/2019 3.42
8/13/2019 **
8/14/2019 **
8/15/2019 **
8/16/2019 **
8/17/2019 **
8/18/2019 **
8/19/2019 **
8/20/2019 **
8/21/2019 **
8/22/2019 **
8/23/2019 **
8/24/2019 **
8/25/2019 **
8/26/2019 **
8/27/2019 **
8/28/2019 **
8/29/2019 **
8/30/2019 **
8/31/2019 **
9/1/2019 **
9/2/2019 **
9/3/2019 **
9/4/2019 **
9/5/2019 **
9/6/2019 **
9/7/2019 **
9/8/2019 **
9/9/2019 **
9/10/2019 **
9/11/2019 **
9/12/2019 **
9/13/2019 **
9/14/2019 **
9/15/2019 **
9/16/2019 **
9/17/2019 **
9/18/2019 **
9/19/2019 **
9/20/2019 **
9/21/2019 **
9/22/2019 **
9/23/2019 **
9/24/2019 **
9/25/2019 **
9/26/2019 **
9/27/2019 **
9/28/2019 **
9/29/2019 **
9/30/2019 **



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
2/4/2019 7:00 AM 0.54 6.9 0.54 M M 6.9" snow & -24 degree wind chill
2/7/2019 7:00 AM 0.22 3.0 M M M 3" new snow with -8 to -11 degrees and 8 to 18 MPH wind and a chill of -30 degree
2/8/2019 7:00 AM 0.00 0.0 M M M Sunny & no wind -- COLD with temps of -27 to -32 degrees
2/10/2019 7:00 AM 0.07 1.6 M M M
2/11/2019 7:00 AM 0.00 T M M M Warmed up to +1 degree with a -10 degree wind chill
2/14/2019 7:00 AM 0.08 1.5 M M M
2/16/2019 7:00 AM 0.00 0.0 M M M Yesterday temps -20 to +8 degrees.
2/17/2019 7:00 AM 0.63 9.2 M M M Snowed from 11AM to about 11PM yesterday. WINTER for sure with 9.2" extra snow.
2/19/2019 7:00 AM 0.00 0.0 M M M Minus 30 degrees actual and no wind this morning. Yesterday had temps from -18 to +18 degrees.
2/20/2019 7:00 AM 0.03 0.7 M M M
2/25/2019 7:00 AM 0.10 2.4 M M M A little more 2.4" DRY snow with 0.1" moisture
3/1/2019 7:00 AM 0.15 2.6 M M M
3/3/2019 7:00 AM 0.00 0.0 M M M Had a minus 50 degree wind chill with -22 degrees and a 20 MPH win. Chill was probable even colder since there was a 27 MPH wind earlier.
3/4/2019 7:00 AM 0.00 0.0 M M M !!!COLD AGAIN Wind at 21 MPH and a -9 degree temp giving a -34 degree chill. Lots of deep drifting snow yesterday with the high wind.
3/5/2019 7:00 AM 0.00 0.0 M M M Lots of drifting snow yesterday with winds of 16 to 35 MPH. Bitter cold then.
3/6/2019 7:00 AM 0.00 0.0 M M M NICE DAY for a change!! Just -2 degrees and 2 MPH wind
3/9/2019 7:00 AM 0.92 7.7 M M M 7.7" new snow with little wind and warm with 24 degrees
3/14/2019 7:00 AM 0.20 1.4 M M M Lots ow wind with 0.2 precip and 1.4" snow
3/28/2019 7:00 AM 0.26 1.2 M M M Very wet 1.2" snow with 0.26" moisture
4/10/2019 7:00 AM 0.13 0.5 M M M Had rain & snow
4/11/2019 7:00 AM 0.04 0.5 M M M
4/27/2019 7:00 AM 0.49 M M M M
4/28/2019 7:00 AM 0.22 M M M M Up to dime size hail at 1:55 to 2:05 AM that covered the ground white. Lots of cloud-to-cloud lightning and with a 35 degree temp.
5/2/2019 7:00 AM 0.22 M M M M Rain & snow mix
5/8/2019 7:00 AM 0.29 M M M M Mist all day yesterday. Rained during the night with 0.29" with a 6 MPH wind & 99% humidity.
5/18/2019 7:00 AM 1.20 M M M M Cold rain=sleet with 35 degrees
5/19/2019 7:00 AM 0.57 M M M M
5/21/2019 7:00 AM 0.03 M M M M
5/22/2019 7:00 AM 0.58 M M M M
5/27/2019 7:00 AM 0.00 0.0 M M M
6/7/2019 7:00 AM 0.00 0.0 M M M
7/17/2019 7:00 AM 2.00 M M M M
7/20/2019 7:00 AM 0.02 0.6 0.02 10.5 M
7/21/2019 7:00 AM 0.11 M M M M
8/12/2019 6:00 AM 3.42 M M M M VERY INTENSE rainfall last evening with 2.82" in 30 minutes and an additional 0.60" later. Visabilty was less than 50 feet and looked like a winter blizzard.



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
2/26/2019 2/28/2019 7:00 AM 3 0.10 M M
4/14/2019 4/25/2019 7:00 AM 12 0.48 M M
6/19/2019 7/13/2019 7:00 AM 25 3.03 M M
8/13/2019 10/09/2019 7:00 AM 58 0.70 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