079  
FNUS73 KFSD 161318  
FWSFSD  
 
SPOT FORECAST FOR RICE SLASH PILES...SIOUX FALLS FIRE RESCUE  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
818 AM CDT MON MAR 16 2026  
 
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION  
 
LOOKING INTO THE EASTERN SIDE OF SIOUX FALLS, A COLDER DAY IS  
AHEAD WITH HIGHS PEAKING AROUND 15 DEGREES. AS MIXING RESUMES  
CLOSER TO 10 AM, SHOULD SEE SMOKE DISPERSAL IMPROVE AS NORTHWESTERLY  
SURFACE WINDS BECOME A BIT BREEZY WITH GUSTS BETWEEN 20-30 MPH  
POSSIBLE THROUGH THIS EVENING. LASTLY, WITH A FRESH SNOWPACK AND  
MORE QUIET CONDITIONS EXPECTED; ANY FIRE- RELATED CONCERNS SHOULD  
BE KEPT TO A MINIMUM.  
 
   
REST OF TODAY  
 
MAX TEMPERATURE.....AROUND 16.  
MIN HUMIDITY........67 PERCENT.  
 
TIME (CDT) 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY COVER.......MCR MCR MCR MCR MCR MCR MCR MCR PC PC  
SKY (%).........9 14 18 19 19 15 19 20 31 34  
WEATHER COV.....PTY PTY  
WEATHER TYPE....BSN BSN  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0  
TEMP............2 3 5 7 8 10 12 14 15 14  
DEWPOINT........-5 -3 -1 0 2 4 5 5 6 5  
RH..............72 75 76 72 76 76 73 67 67 67  
20 FT WIND DIR..NNW NNW NNW NNW NNW NNW NNW NNW NNW NNW  
20 FT WIND SPD..15 16 17 17 17 17 17 17 16 15  
20 FT WIND GUST.24 24 25 25 25 24 25 24 23 22  
MIX HGT (KFT)...1.5 1.9 2.3 2.6 2.7 3.0 3.1 3.1 3.3 3.4  
TRANSP WIND DIR.NNW NNW NNW NNW NNW NNW NNW NNW NW NNW  
TRANSP WIND SPD.23 26 28 26 26 26 26 26 26 26  
SMOKE DISPERSAL.FR GD GD EX EX EX EX EX EX EX  
   
TONIGHT  
 
MIN TEMPERATURE.....AROUND 3 BELOW.  
MAX HUMIDITY........91 PERCENT.  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY COVER.......PC MCR MCR MCR MCR MCR MCR MCR PC PC PC MC  
SKY (%).........32 25 17 16 16 17 14 23 32 45 49 52  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............13 11 8 5 3 1 0 -1 -2 -2 -2 -1  
DEWPOINT........5 4 3 1 0 -1 -3 -3 -4 -5 -5 -5  
RH..............70 73 79 83 87 91 87 91 91 87 87 83  
20 FT WIND DIR..NNW NNW NW NNW NNW NW NNW NW NNW E ESE SE  
20 FT WIND SPD..12 10 8 6 6 3 2 2 2 2 2 2  
20 FT WIND GUST.17 16 13 10 8 7 6 5 3 3 3 5  
MIX HGT (KFT)...3.2 2.1 0.9 0.7 0.6 0.5 0.5 0.4 0.4 0.4 0.4 0.4  
TRANSP WIND DIR.NNW NNW NNW NNW NNW NNW N N N ENE ESE SE  
TRANSP WIND SPD.25 21 14 13 10 9 9 7 5 5 5 7  
SMOKE DISPERSAL.EX GD PR PR PR PR PR PR PR PR PR PR  
   
TUESDAY  
 
MAX TEMPERATURE.....AROUND 30.  
MIN HUMIDITY........74 PERCENT.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY COVER.......MC MC MC MC CDY CDY CDY CDY CDY CDY CDY CDY  
SKY (%).........52 70 77 86 94 93 91 90 91 93 94 94  
WEATHER COV..... CHC CHC CHC CHC CHC CHC DEF DEF DEF DEF DEF  
WEATHER TYPE.... SN SN SN SN SN SN SN SN SN SN SN  
TSTM COV........  
CHC OF PCPN (%).0 40 40 40 40 40 40 80 80 80 80 80  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............0 1 1 4 8 11 14 17 20 23 25 27  
DEWPOINT........-4 -3 -4 -1 3 7 10 13 15 17 18 20  
RH..............83 83 79 79 79 83 84 84 81 77 74 74  
20 FT WIND DIR..SSE SSE SSE SSE SSE SSE S S S S S S  
20 FT WIND SPD..2 3 6 8 10 14 16 18 20 18 17 16  
20 FT WIND GUST.6 7 9 13 16 20 24 26 28 28 26 24  
MIX HGT (KFT)...0.5 0.5 0.7 1.0 1.2 1.4 M 1.7 M M 2.0 M  
TRANSP WIND DIR.SSE SSE S S S S M S M M S M  
TRANSP WIND SPD.8 10 13 17 20 22 M 28 M M 26 M  
SMOKE DISPERSAL.PR PR PR FR FR FR M GD M M GD M  
 
 
FORECASTER...IG  
REQUESTED BY...TRENT STEPHEN BOE  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2605901.0/FSD  
.DELDT 03/16/26  
.FORMATTERVERSION 2.0.0  
.EMAIL TRENT.BOE@SIOUXFALLS.GOV  
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