Station Overview Station Location
Station Number SD-LW-16 Latitude 44.53286
Station Name Spearfish 3.4 NNW Longitude -103.87883
County Lawrence Elevation (ft) 3450



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 2.05 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Nov 10 0.88 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Dec 10 0.68 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Jan 11 0.46 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
Feb 11 0.66 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
March 11 1.25 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
April 11 2.25 0.00 0 0.00 0 0.00 0 0 0 0 0.0 0 0
May 11 3.49 3.38 9 3.38 9 0.00 0 0 7 0 0.0 0 0
June 11 3.53 3.05 24 3.05 24 0.00 0 0 11 0 0.0 0 0
July 11 2.08 1.51 22 1.51 22 0.00 0 0 8 0 0.0 0 0
Aug 11 1.66 1.08 11 1.08 11 0.00 0 0 4 0 0.0 0 0
Sept 11 1.77 0.78 17 0.78 17 0.00 0 0 2 0 0.0 0 0
Water Year Totals: 20.76" 9.80" 83 days 9.80" 83 0.00" 0 days 0 32 days 0 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
10/1/2010
10/2/2010
10/3/2010
10/4/2010
10/5/2010
10/6/2010
10/7/2010
10/8/2010
10/9/2010
10/10/2010
10/11/2010
10/12/2010
10/13/2010
10/14/2010
10/15/2010
10/16/2010
10/17/2010
10/18/2010
10/19/2010
10/20/2010
10/21/2010
10/22/2010
10/23/2010
10/24/2010
10/25/2010
10/26/2010
10/27/2010
10/28/2010
10/29/2010
10/30/2010
10/31/2010
11/1/2010
11/2/2010
11/3/2010
11/4/2010
11/5/2010
11/6/2010
11/7/2010
11/8/2010
11/9/2010
11/10/2010
11/11/2010
11/12/2010
11/13/2010
11/14/2010
11/15/2010
11/16/2010
11/17/2010
11/18/2010
11/19/2010
11/20/2010
11/21/2010
11/22/2010
11/23/2010
11/24/2010
11/25/2010
11/26/2010
11/27/2010
11/28/2010
11/29/2010
11/30/2010
12/1/2010
12/2/2010
12/3/2010
12/4/2010
12/5/2010
12/6/2010
12/7/2010
12/8/2010
12/9/2010
12/10/2010
12/11/2010
12/12/2010
12/13/2010
12/14/2010
12/15/2010
12/16/2010
12/17/2010
12/18/2010
12/19/2010
12/20/2010
12/21/2010
12/22/2010
12/23/2010
12/24/2010
12/25/2010
12/26/2010
12/27/2010
12/28/2010
12/29/2010
12/30/2010
12/31/2010
Day of YearDaily PrcpMultiday Prcp
1/1/2011
1/2/2011
1/3/2011
1/4/2011
1/5/2011
1/6/2011
1/7/2011
1/8/2011
1/9/2011
1/10/2011
1/11/2011
1/12/2011
1/13/2011
1/14/2011
1/15/2011
1/16/2011
1/17/2011
1/18/2011
1/19/2011
1/20/2011
1/21/2011
1/22/2011
1/23/2011
1/24/2011
1/25/2011
1/26/2011
1/27/2011
1/28/2011
1/29/2011
1/30/2011
1/31/2011
2/1/2011
2/2/2011
2/3/2011
2/4/2011
2/5/2011
2/6/2011
2/7/2011
2/8/2011
2/9/2011
2/10/2011
2/11/2011
2/12/2011
2/13/2011
2/14/2011
2/15/2011
2/16/2011
2/17/2011
2/18/2011
2/19/2011
2/20/2011
2/21/2011
2/22/2011
2/23/2011
2/24/2011
2/25/2011
2/26/2011
2/27/2011
2/28/2011
3/1/2011
3/2/2011
3/3/2011
3/4/2011
3/5/2011
3/6/2011
3/7/2011
3/8/2011
3/9/2011
3/10/2011
3/11/2011
3/12/2011
3/13/2011
3/14/2011
3/15/2011
3/16/2011
3/17/2011
3/18/2011
3/19/2011
3/20/2011
3/21/2011
3/22/2011
3/23/2011
3/24/2011
3/25/2011
3/26/2011
3/27/2011
3/28/2011
3/29/2011
3/30/2011
3/31/2011
Day of YearDaily PrcpMultiday Prcp
4/1/2011
4/2/2011
4/3/2011
4/4/2011
4/5/2011
4/6/2011
4/7/2011
4/8/2011
4/9/2011
4/10/2011
4/11/2011
4/12/2011
4/13/2011
4/14/2011
4/15/2011
4/16/2011
4/17/2011
4/18/2011
4/19/2011
4/20/2011
4/21/2011
4/22/2011
4/23/2011
4/24/2011
4/25/2011
4/26/2011
4/27/2011
4/28/2011
4/29/2011
4/30/2011
5/1/2011
5/2/2011
5/3/2011
5/4/2011
5/5/2011
5/6/2011
5/7/2011
5/8/2011
5/9/2011
5/10/2011
5/11/2011
5/12/2011 0.70
5/13/2011 0.00
5/14/2011 0.02
5/15/2011
5/16/2011
5/17/2011
5/18/2011 0.38
5/19/2011 0.40
5/20/2011 1.33
5/21/2011
5/22/2011
5/23/2011
5/24/2011
5/25/2011
5/26/2011
5/27/2011
5/28/2011
5/29/2011 0.10
5/30/2011 0.45
5/31/2011 0.00
6/1/2011 0.00
6/2/2011 0.00
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 0.48
6/10/2011 0.26
6/11/2011 0.09
6/12/2011 0.07
6/13/2011 0.18
6/14/2011 0.09
6/15/2011 0.19
6/16/2011
6/17/2011
6/18/2011
6/19/2011
6/20/2011
6/21/2011 0.48
6/22/2011 0.18
6/23/2011 0.00
6/24/2011
6/25/2011 0.89
6/26/2011 0.00
6/27/2011 0.14
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
7/6/2011
7/7/2011 0.49
7/8/2011 0.01
7/9/2011 0.09
7/10/2011 0.00
7/11/2011 0.00
7/12/2011 0.24
7/13/2011 0.02
7/14/2011
7/15/2011 0.00
7/16/2011 0.00
7/17/2011 0.00
7/18/2011 0.00
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 0.00
7/25/2011 0.00
7/26/2011 0.32
7/27/2011
7/28/2011 0.30
7/29/2011 0.04
7/30/2011
7/31/2011
8/1/2011
8/2/2011
8/3/2011
8/4/2011
8/5/2011
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
8/15/2011 0.00
8/16/2011
8/17/2011
8/18/2011
8/19/2011
8/20/2011
8/21/2011 0.00
8/22/2011 0.04
8/23/2011 0.00
8/24/2011 0.00
8/25/2011
8/26/2011 0.29
8/27/2011 0.05
8/28/2011 0.00
8/29/2011 0.00
8/30/2011 0.70
8/31/2011 0.00
9/1/2011 0.00
9/2/2011 0.00
9/3/2011 0.00
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 0.10
9/15/2011 0.68
9/16/2011 0.00
9/17/2011
9/18/2011
9/19/2011 0.00
9/20/2011
9/21/2011
9/22/2011
9/23/2011
9/24/2011
9/25/2011
9/26/2011
9/27/2011
9/28/2011
9/29/2011
9/30/2011



Observation Date Observation Time Precipitation Snowfall Snowfall SWE Snow Depth Snow SWE Notes
5/12/2011 1:00 PM 0.70 M M M M Started raining about 4:30pm on 5/11/2011 and quit raining at about 12:00pm on 5/12/2011
5/13/2011 7:00 AM 0.00 0.0 M M M
5/14/2011 7:00 AM 0.02 M M M M
5/18/2011 7:00 AM 0.38 M M M M
5/19/2011 10:45 AM 0.40 M M M M As of this time the reading was taken, there has been no large amounts of heavy rain at this station number
5/20/2011 6:30 PM 1.33 M M M M I been out of town and took this reading late. Spearfish Creek is running hard near my OBS
5/29/2011 8:30 AM 0.10 M M M M
5/30/2011 8:00 AM 0.45 M M M M Thunderstorm occured about 10:30pm on the 29th
5/31/2011 7:00 AM 0.00 0.0 M M M
6/1/2011 7:00 AM 0.00 0.0 M M M
6/2/2011 7:00 AM 0.00 0.0 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 Severe thunderstorm watch for last night, but no severe weather occured. Only a little thunder and lightning. No rain. Wind came up this morning and pretty windy today. Very gusty at times
6/8/2011 7:00 AM 0.00 0.0 M M M
6/9/2011 7:00 AM 0.48 M M M M 48 deg this morning and quite chilly and very breezy. Seems odd to say this, but the .48 of rain we received was needed.
6/10/2011 7:00 AM 0.26 M M M M 50 deg this morning and low hanging clouds. Very light winds. Rain measured .26 and still drizzling after 7:00am.
6/11/2011 7:00 AM 0.09 M M M M 50 Deg this morning and 88% humidity, sunny skies.
6/12/2011 7:00 AM 0.07 M M M M .07 of rain. A little thunder last night but no severe weather at my station. Humid this morning with clear skies.
6/13/2011 7:00 AM 0.18 M M M M .18 rain occured late yesterday evening. A little lightning and thunder and some hail. Some pea sized hail about 5:35pm but was very light and didn't last more than 1 minute. Not much wind. This morning is sunny 60 deg, 81% humidity and calm winds.
6/14/2011 7:00 AM 0.09 M M M M .09 of rain fell about 5:30 this morning. A nice rain to keep me mowing twice a week. Cooler, about 60 deg and breezy. Humid too, about 83%
6/15/2011 7:00 AM 0.19 M M M M .19 of rain on/off yesterday. Lightning and thunder also occured, but no severe weather at my location.
6/21/2011 7:00 AM 0.48 M M M M Rain on/off yesterday and heavier rain about 9:30pm last night. Nothing severe. 57 deg and 87% humidity this morning. The air has that musty smell to it.
6/22/2011 7:00 AM 0.18 M M M M .18 rain occured during late afternoon Tuesday and on/off during the evening. Heavy at times, but didn't last long then it quits until the next round moves through.
6/23/2011 7:00 AM 0.00 0.0 M M M
6/25/2011 7:00 AM 0.89 M M M M .89 rain fell between 6:30 & 9:30 Friday Night. Some very light, small pea sized hail fell around 6:30pm, but no damage. A lot of lightning, close too, and thunder. We didn't get much wind with the storm.
6/26/2011 7:00 AM 0.00 0.0 M M M
6/27/2011 7:00 AM 0.14 M M M M .14 last night as a fast-moving rain squall moved thru the area. A little gusty wind with it but it soon cleared-up.
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 75 Deg at 6:00 this morning. Going to be a hot one today. Winds are light this morning. About 10:30 last night the wind came up pretty strong and blew some pretty sizeable tree limbs, but after a while the gusts simmered down.
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 A little lightning and thunder last night but nothing severe at my Location. No rain
7/7/2011 7:00 AM 0.49 M M M M .49 of rain occured between 9am and 10am on Wed the 6th. Low hanging/fog like clouds moved in early am then darker clouds and suddenly we had a good lightning and thunder storm. Not much wind but plenty lightning. By 10am the storm passed to the east.
7/8/2011 7:00 AM 0.01 M M M M A quick, light shower occured sometime before 7am on Friday.
7/9/2011 7:00 AM 0.09 M M M M .09 rain sometime Late Friday night along with a small thunder shower. 62 deg at 7am.
7/10/2011 7:00 AM 0.00 0.0 M M M
7/11/2011 7:00 AM 0.00 0.0 M M M No rain at my Location, but thunder shower activity around us this morning. Nothing here though
7/12/2011 7:00 AM 0.24 M M M M .24 of rain late Monday afternoon and evening along with some very gusty winds that died down by night fall. Nice rain keeping everything very green for this time of year.
7/13/2011 7:00 AM 0.02 M M M M Just a very brief shower this morning. Very humid this morning and calm. Mosquitoes are terrible this summer.
7/15/2011 7:00 AM 0.00 0.0 M M M
7/16/2011 7:00 AM 0.00 0.0 M M M A hot and dry day. Low humidity.
7/17/2011 7:00 AM 0.00 0.0 M M M
7/18/2011 7:00 AM 0.00 0.0 M M M Going to be another hot day and most of the week for that matter. We could use some more rain here.
7/19/2011 7:00 AM 0.00 0.0 M M M No rain insight and another hot dry day
7/20/2011 7:00 AM 0.00 0.0 M M M Cooler this morning and feels good at 71 deg.
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 A nice cool morning at 61 deg. No wind. Typical summer day in this area, warm and dry.
7/23/2011 7:00 AM 0.00 0.0 M M M A cool front came through last night along with breezy conditions, and no rain. Nice cool day today. Grass is showing signs turning brown. Need rain again.
7/24/2011 7:00 AM 0.00 0.0 M M M
7/25/2011 7:00 AM 0.00 0.0 M M M
7/26/2011 7:00 AM 0.32 M M M M .32 of rain fell on Monday around 4:30pm along with a T-storm. Severe T-storm was forecast but at my Loc it was relatively mild with no hail. Rain was welcome.
7/28/2011 7:00 AM 0.30 M M M M .30 rain received around supper time Wednesday evening. No severe weather, although forecasted, at my location.
7/29/2011 7:00 AM 0.04 M M M M Light rain occured Thursday evening and it really cooled off last night. 58 Deg this morning. No severe weather last night at my OS
8/15/2011 7:00 AM 0.00 0.0 M M M
8/21/2011 7:00 AM 0.00 0.0 M M M
8/22/2011 7:00 AM 0.04 M M M M .04 of rain and a little thunder sometime in the middle of Sunday night.
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 Hot and dry
8/26/2011 7:00 AM 0.29 M M M M .29 of well needed rain occured Thursday afternoon between 4:15pm and 5pm, along with a pretty good thunderstorm, although not severe. Lightning caused a couple of fires in Spearfish and Belle Fourche area.
8/27/2011 7:00 AM 0.05 M M M M .05 rain last night and a small scale T storm.
8/28/2011 7:00 AM 0.00 0.0 M M M
8/29/2011 7:00 AM 0.00 0.0 M M M
8/30/2011 7:00 AM 0.70 M M M M .23 of rain fell Monday about mid-morning. .47 rain fell Monday night along with a thunder storm. No severe weather at my OS
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 A light duty T-storm late Wednesday evening (wanna-be) but no rain.
9/2/2011 7:00 AM 0.00 0.0 M M M
9/3/2011 7:00 AM 0.00 0.0 M M M
9/4/2011 7:00 AM 0.00 0.0 M M M No rain but a nice cooler day and very little wind.
9/5/2011 7:00 AM 0.00 0.0 M M M No rain but a nice day and no wind and not hot. Sunday evening it was quite cool. One would need a jacket when outside.
9/6/2011 7:00 AM 0.00 0.0 M M M 54 deg this morning at 0630. Cloudy hazy day and comfortable temperature with very little wind. A perfect day for me to get some exterior painting done.
9/7/2011 7:00 AM 0.00 0.0 M M M Another nice day, clear skies, no rain and no wind.
9/8/2011 7:00 AM 0.00 0.0 M M M 50 deg this morning, no wind, clear skies. The season is changing.
9/9/2011 7:00 AM 0.00 0.0 M M M 48 deg this morning, clear sky, and no wind
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 Another day of typical weather for this time of year. No rain. 44 deg this morning, and kind of a haze in the air and no wind
9/14/2011 7:00 AM 0.10 M M M M .10 of rain that must have occured real early this morning. 43 deg this AM, a true sign of fall, quite chilly.
9/15/2011 7:00 AM 0.68 M M M M Woke up this AM to the sound of rain, .68 inches to be exact, and much needed. Chilly morning at 47 deg, and cloudy but appears to be clearing from the west.
9/16/2011 7:00 AM 0.00 0.0 M M M Coolest morning we have had so far this fall. 37 deg. Foggy this morning
9/19/2011 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



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