Station Overview Station Location
Station Number SD-PN-16 Latitude 44.0069
Station Name Rapid City 6.1 SW Longitude -103.3094
County Pennington Elevation (ft) 3209



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 12 1.45 0.44 10 0.44 4 0.00 6 0 3 1 2.3 1 0
Nov 12 0.59 0.47 39 0.16 1 0.31 38 2 1 0 2.0 1 0
Dec 12 0.34 0.25 7 0.00 0 0.25 7 1 0 0 0.0 0 0
Jan 13 0.30 0.15 1 0.15 1 0.00 0 0 1 0 1.5 1 0
Feb 13 0.43 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 13 1.03 0.72 6 0.72 6 0.00 0 0 4 2 9.8 3 3
April 13 2.02 3.84 11 3.84 11 0.00 0 0 10 1 38.0 7 2
May 13 3.78 2.73 17 2.49 12 0.24 5 1 11 1 0.0 0 0
June 13 2.97 1.65 12 1.59 7 0.06 5 1 7 0 0.0 0 0
July 13 2.48 3.25 20 2.59 11 0.66 9 2 9 2 0.0 0 0
Aug 13 2.00 2.02 13 2.02 13 0.00 0 0 13 0 0.0 0 0
Sept 13 1.51 0.96 21 0.47 4 0.49 17 1 4 0 0.0 0 0
Water Year Totals: 18.90" 16.48" 157 days 14.47" 70 2.01" 87 days 8 63 days 7 days 53.6" 13 days 5 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
10/1/2012
10/2/2012
10/3/2012
10/4/2012
10/5/2012
10/6/2012
10/7/2012
10/8/2012
10/9/2012
10/10/2012
10/11/2012
10/12/2012
10/13/2012
10/14/2012
10/15/2012
10/16/2012
10/17/2012 0.17
10/18/2012
10/19/2012
10/20/2012
10/21/2012
10/22/2012 T
10/23/2012
10/24/2012 0.19
10/25/2012 0.08
10/26/2012 **
10/27/2012 **
10/28/2012 **
10/29/2012 **
10/30/2012 **
10/31/2012 **
11/1/2012 0.15
11/2/2012 **
11/3/2012 **
11/4/2012 **
11/5/2012 **
11/6/2012 **
11/7/2012 **
11/8/2012 **
11/9/2012 **
11/10/2012 **
11/11/2012 0.16 **
11/12/2012 **
11/13/2012 **
11/14/2012 **
11/15/2012 **
11/16/2012 **
11/17/2012 **
11/18/2012 **
11/19/2012 **
11/20/2012 **
11/21/2012 **
11/22/2012 **
11/23/2012 **
11/24/2012 **
11/25/2012 **
11/26/2012 **
11/27/2012 **
11/28/2012 **
11/29/2012 **
11/30/2012 **
12/1/2012 **
12/2/2012 **
12/3/2012 **
12/4/2012 **
12/5/2012 **
12/6/2012 **
12/7/2012 0.25
12/8/2012
12/9/2012
12/10/2012
12/11/2012
12/12/2012
12/13/2012
12/14/2012
12/15/2012
12/16/2012
12/17/2012
12/18/2012
12/19/2012
12/20/2012
12/21/2012
12/22/2012
12/23/2012
12/24/2012
12/25/2012
12/26/2012
12/27/2012
12/28/2012
12/29/2012
12/30/2012
12/31/2012
Day of YearDaily PrcpMultiday Prcp
1/1/2013
1/2/2013
1/3/2013
1/4/2013
1/5/2013
1/6/2013
1/7/2013
1/8/2013
1/9/2013
1/10/2013
1/11/2013
1/12/2013
1/13/2013
1/14/2013
1/15/2013
1/16/2013
1/17/2013
1/18/2013
1/19/2013
1/20/2013
1/21/2013
1/22/2013
1/23/2013
1/24/2013
1/25/2013
1/26/2013
1/27/2013
1/28/2013
1/29/2013 0.15
1/30/2013
1/31/2013
2/1/2013
2/2/2013
2/3/2013
2/4/2013
2/5/2013
2/6/2013
2/7/2013
2/8/2013
2/9/2013
2/10/2013
2/11/2013
2/12/2013
2/13/2013
2/14/2013
2/15/2013
2/16/2013
2/17/2013
2/18/2013
2/19/2013
2/20/2013
2/21/2013
2/22/2013
2/23/2013
2/24/2013
2/25/2013
2/26/2013
2/27/2013
2/28/2013
3/1/2013
3/2/2013
3/3/2013
3/4/2013
3/5/2013
3/6/2013
3/7/2013
3/8/2013
3/9/2013
3/10/2013
3/11/2013
3/12/2013
3/13/2013
3/14/2013
3/15/2013
3/16/2013
3/17/2013 0.35
3/18/2013
3/19/2013
3/20/2013
3/21/2013
3/22/2013 0.06
3/23/2013 0.29
3/24/2013 T
3/25/2013 T
3/26/2013
3/27/2013
3/28/2013
3/29/2013
3/30/2013
3/31/2013 0.02
Day of YearDaily PrcpMultiday Prcp
4/1/2013
4/2/2013
4/3/2013
4/4/2013 T
4/5/2013
4/6/2013
4/7/2013
4/8/2013 0.10
4/9/2013 0.08
4/10/2013 0.60
4/11/2013 0.94
4/12/2013
4/13/2013
4/14/2013
4/15/2013
4/16/2013
4/17/2013 0.50
4/18/2013 0.06
4/19/2013
4/20/2013 0.05
4/21/2013 0.07
4/22/2013 1.41
4/23/2013
4/24/2013
4/25/2013
4/26/2013
4/27/2013
4/28/2013
4/29/2013 0.03
4/30/2013
5/1/2013 0.01
5/2/2013
5/3/2013
5/4/2013
5/5/2013
5/6/2013
5/7/2013
5/8/2013 T
5/9/2013 0.03
5/10/2013 **
5/11/2013 **
5/12/2013 0.24
5/13/2013
5/14/2013
5/15/2013
5/16/2013
5/17/2013 0.13
5/18/2013
5/19/2013 0.24
5/20/2013 0.12
5/21/2013 0.19
5/22/2013 0.02
5/23/2013
5/24/2013
5/25/2013
5/26/2013 0.03
5/27/2013 0.16
5/28/2013 0.09
5/29/2013 1.47
5/30/2013 **
5/31/2013 **
6/1/2013 **
6/2/2013 **
6/3/2013 **
6/4/2013 **
6/5/2013 0.06
6/6/2013
6/7/2013
6/8/2013 0.37
6/9/2013
6/10/2013
6/11/2013
6/12/2013 0.18
6/13/2013
6/14/2013
6/15/2013
6/16/2013
6/17/2013
6/18/2013 0.08
6/19/2013
6/20/2013 0.11
6/21/2013 0.41
6/22/2013 0.04
6/23/2013 0.40
6/24/2013
6/25/2013
6/26/2013
6/27/2013
6/28/2013
6/29/2013
6/30/2013
Day of YearDaily PrcpMultiday Prcp
7/1/2013
7/2/2013
7/3/2013
7/4/2013 **
7/5/2013 0.16 **
7/6/2013 **
7/7/2013 0.27
7/8/2013 0.30
7/9/2013 0.55
7/10/2013
7/11/2013 0.19
7/12/2013
7/13/2013 0.02
7/14/2013
7/15/2013 T
7/16/2013
7/17/2013
7/18/2013
7/19/2013 0.89
7/20/2013 0.19
7/21/2013 0.28
7/22/2013 T
7/23/2013
7/24/2013 **
7/25/2013 **
7/26/2013 **
7/27/2013 **
7/28/2013 0.39
7/29/2013 0.01
7/30/2013
7/31/2013
8/1/2013 0.02
8/2/2013 0.02
8/3/2013 0.29
8/4/2013
8/5/2013 0.60
8/6/2013 0.28
8/7/2013
8/8/2013 0.07
8/9/2013 0.20
8/10/2013 0.09
8/11/2013 0.01
8/12/2013 0.04
8/13/2013
8/14/2013 0.24
8/15/2013
8/16/2013
8/17/2013
8/18/2013
8/19/2013 0.07
8/20/2013
8/21/2013
8/22/2013
8/23/2013
8/24/2013
8/25/2013
8/26/2013
8/27/2013
8/28/2013
8/29/2013
8/30/2013
8/31/2013 0.09
9/1/2013
9/2/2013
9/3/2013
9/4/2013
9/5/2013 0.03
9/6/2013 **
9/7/2013 **
9/8/2013 **
9/9/2013 **
9/10/2013 **
9/11/2013 **
9/12/2013 **
9/13/2013 **
9/14/2013 **
9/15/2013 **
9/16/2013 **
9/17/2013 **
9/18/2013 **
9/19/2013 **
9/20/2013 **
9/21/2013 **
9/22/2013 0.49
9/23/2013 0.09
9/24/2013
9/25/2013
9/26/2013
9/27/2013 0.31
9/28/2013 0.04
9/29/2013
9/30/2013



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
10/17/2012 8:00 AM 0.17 M M M M temp 43.7 wind chill 22.5 wind gusty to 40+ mph
10/22/2012 8:00 AM T M M M M still sprinkeling
10/24/2012 9:00 AM 0.19 M M M M rain continues, fog rolling in at 9:00 43F, 84%RH,wind N-NE1-2 mph 29.84 pressure
10/25/2012 8:00 AM 0.08 2.3 M M M
11/11/2012 2:00 PM 0.16 2.0 M M M snow accumulation from mid-morning until abouit 1:00
1/29/2013 8:00 AM 0.15 1.5 0.15 M M about 1.5 inches of light snow 1/28 and 1/29
3/17/2013 8:00 AM 0.35 6.0 0.35 6.0 0.35
3/22/2013 9:00 AM 0.06 0.5 0.06 M M
3/23/2013 8:00 AM 0.29 3.3 0.29 4.0 M at 6:00 PM yesterday snow depth was 3.0 inches
3/24/2013 8:00 AM T M M M M
3/25/2013 9:00 AM T M M 3.5 0.39
3/31/2013 7:00 AM 0.02 M M M M 38 F and 29.87 pressure clear skies
4/4/2013 8:00 AM T M M M M 37 degrees 52 % humidity 30.02 pressure PCloudy
4/8/2013 8:00 AM 0.10 M M M M 43 degrees, 76% humidity, no wind & cloudy
4/9/2013 8:00 AM 0.08 6.5 M M M
4/10/2013 8:00 AM 0.60 12.0 M M M hard to get accurate measurements
4/11/2013 8:00 AM 0.94 0.9 0.94 18.0 M blowing and drifting may affect accuracy
4/17/2013 8:00 AM 0.50 5.0 0.50 M M snow depth and moisture were collected at 6:00PM Tues 4/16/13 results: 3.8 in with 0.29 moisture. Total snow depth and moisture NA due to blowing and drifting snow making measurement inaccurate.
4/18/2013 9:00 AM 0.06 1.0 0.06 M M
4/20/2013 9:00 AM 0.05 0.6 0.05 5.5 1.80 light fluffy snow, melted fast, followed by granular snow
4/21/2013 9:00 AM 0.07 M M M M
4/22/2013 10:00 AM 1.41 12.0 1.41 M M rain turning to snow
4/29/2013 8:00 AM 0.03 M M M M 58 degrees, no wind pressure 29.64 and falling pc
5/1/2013 8:00 AM 0.01 M M M M 34 degrees, 2-3 mph wind, 30.23 pressure, 51%humidity ice on the deck
5/8/2013 8:00 AM T M M M M 67 degrees, 41% humidity, light NNWwind @2-3 mph, 29.93 pressure sunny and clear
5/9/2013 10:00 PM 0.03 M M M M leaving early so reporting tonight 51degrees 65%humidity 30.07 pressure and steady no wind
5/17/2013 8:00 AM 0.13 M M M M 64 degrees, 64% humidity, 29.80 pressure, no wind
5/19/2013 8:00 AM 0.24 M M M M rain mixed with hail starting about 5:30 pm dense 50cent size doing minor plant damage Currently 57 degrees, 81 % humidity, pressure at 29.69 and steady, no wind
5/20/2013 9:00 AM 0.12 M M M M light rain showers all day Currently: 51 degrees, 44 degrees wind chill, 69% humidity, wind out of WNW at 1-5 mph gust to 25mph. pressure 29.62
5/21/2013 8:00 AM 0.19 M M M M showers continue today, 44 degrees, 82% humidity, wind NW at 4-6 mph, pressure 29.80 and steady
5/22/2013 9:00 AM 0.02 M M M M 46 degrees, 77% humidity, wind N 4mph, pressure steady at 29.91cloudy and overcast
5/26/2013 8:00 AM 0.03 M M M M raining/mist, 52 degrees, 84% humidity, N wind at 3-5 mph, 29.93 and rising pressure
5/27/2013 9:00 AM 0.16 M M M M 62 degrees, 85% no wind 29.77pressure
5/28/2013 8:00 AM 0.09 M M M M 72 degrees, 35% humidity, NE 4-5mph, 29.69 pressure
5/29/2013 8:00 AM 1.47 M M M M 0.19 at 6:30pm, 0.92 at 8:30pm,
6/8/2013 8:00 AM 0.37 M M M M rained pretty much all night 62 degrees, 60 humidity, NW wind at 10-15mph , pressure 29.73 and steady.
6/12/2013 8:00 AM 0.18 M M M M foggy, 55 degrees, 85% humidity, wind N at 1-5mph, pressure 29.99 rising
6/18/2013 9:00 AM 0.08 M M M M 71, ESE @3-4mph,52%,30.01 steady
6/20/2013 9:00 AM 0.11 M M M M rained during the night. current: 75 degrees, 31% humidity, wind NW at 2-5 mph gusts to 10, 29.81 pressure and rising after low passed overnight.
6/21/2013 9:00 AM 0.41 M M M M still raining 62 degrees, 86% humidity, light NW wind1-2mph, pressure 29.88 steady
6/22/2013 8:00 AM 0.04 M M M M starting to rain again--59 degrees, 81%humidity, NW wind at 4-5mph, pressure 29.94
6/23/2013 8:00 AM 0.40 M M M M 66degrees 51percent, NE 5mph 29.88
7/5/2013 8:00 AM 0.16 M M M M 69 degrees, 60% humidity, 0 wind, pressure 29.83 and steady starting to sprinkle, rain yesterday 9:00am
7/8/2013 9:00 AM 0.30 M M M M rain and light pea sized hail at 5:43pm 7/7/13 over by 5:59 produced 0.10 moisture 63 degrees, 80% humidity,slight breeze 1-5 mph, pressure 30.00 and steady
7/9/2013 9:00 AM 0.55 M M M M 81 degrees, 22% humidity, NW wind @2-5mph, pressure rising at 3.006
7/11/2013 8:00 AM 0.19 M M M M rain accumulation Wed. 710/13 in am. currently: 82 degrees, 48% humidity, no wind, pressure 29.92 and steady.
7/13/2013 8:00 AM 0.02 M M M M 74 degrees, 58% humidity, light NE wind at 4-5mph, pressure 2.997 and steady, sunny and clear skies
7/15/2013 8:00 AM T M M M M 64 degrees, 85% humidity no wind, pressure 30.10
7/19/2013 8:00 AM 0.89 M M M M rained 0.41 late afternoon, remainder overnight. Currently: 66 degrees, 75% humidity no wind, pressure 3.009 and rising
7/20/2013 8:00 AM 0.19 M M M M 65 degrees, 75% humidity, SWwind at 1-5 mph, pressure 2.998 and steady
7/21/2013 8:00 AM 0.28 M M M M 71 degrees, 65% humidity, variable wind at 7-10 mph, pressure 2.988 and falling
7/22/2013 8:00 AM T M M M M 82 degrees, 42%humidity,no wind , pressure 2.996 and rising
7/29/2013 8:00 AM 0.01 M M M M heavy dew 71 degrees, 56% humidity, NW wind at 10 mph, pressure 2.993
8/1/2013 8:00 AM 0.02 M M M M 69 degrees,83% humidity, no wind pressure 3.007
8/2/2013 8:00 AM 0.02 M M M M 57 degrees, 80% humidity, no wind, 2.998 pressure light drizzle, cloudy
8/3/2013 8:00 AM 0.29 M M M M foggy early, at 10:00 am: 73 degrees, 81% humidity, SE wind 7-10 mph pressure 30.11 and rising
8/5/2013 8:00 AM 0.60 M M M M Surprised to see a drift of pea-sized hail in a deck chair this mornning. Currently: temp 73 degrees, 72% humidity, N wind at 1-2 mph, pressure 3.001 steady
8/6/2013 8:00 AM 0.28 M M M M
8/8/2013 9:00 AM 0.07 M M M M
8/9/2013 8:00 AM 0.20 M M M M 65 degrees, humidity 73%, no wind, pressure 30.13
8/10/2013 8:00 AM 0.09 M M M M 72, 60%, no wind, 30.11 pressure
8/11/2013 8:00 AM 0.01 M M M M
8/12/2013 8:00 AM 0.04 M M M M
8/14/2013 8:00 AM 0.24 M M M M
8/19/2013 8:00 AM 0.07 M M M M
8/31/2013 8:00 AM 0.09 M M M M no hail, light rain refreshed the air and plants
9/5/2013 8:00 AM 0.03 M M M M
9/23/2013 8:00 AM 0.09 M M M M
9/27/2013 8:00 AM 0.31 M M M M
9/28/2013 8:00 AM 0.04 M M M M



Start Date End Date & Time Duration in Days Precipitation Snow Depth Snow Depth SWE Notes
10/26/2012 11/01/2012 12:00 AM 7 0.15 M M perhaps from snow of 10/24-25
11/2/2012 11/19/2012 9:00 AM 18 0.16 M M snow showers from Saturday Nov 10 and dense fog are sources of moisture
11/12/2012 12/07/2012 12:00 AM 26 0.25 0.8 M snow melt from last 2 snow falls
5/10/2013 5/12/2013 8:00 PM 3 0.24 M M
5/30/2013 6/05/2013 8:00 AM 7 0.06 M M
7/4/2013 7/07/2013 9:00 AM 4 0.27 M M 71 degrees, 67% humidity, no wind, pressure 29.96 steady
7/24/2013 7/28/2013 8:00 AM 5 0.39 M M
9/6/2013 9/22/2013 7:45 AM 17 0.49 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
5/18/2013 5:30 PM 1 1/4" Half Dollar Size 7/8" Nickel Size 3/8" Mixed 15 3min minor leaf damage True Same time as rain Same time as smaller hail 10-20
7/9/2013 9:00 AM hail-rain-hail-rain-hail in three waves, each 2-4 min long soft with llittle bounce, minor leaf debris 3/8" 1/4" Pea Size 1/4" Pea Size Soft 30 3min minor leaf damage Intermittent True Before rain After smaller hail 30-40
7/20/2013 2:00 PM 7/8" Nickel Size 3/8" 1/4" Pea Size Mixed 19 1min minor leaf damage.shredded leaves True After rain After smaller hail 10-20
1/1/0001 12:00 AM time was between 12-4 am NA 1/4" Pea Size NA minor leaf damage True