396  
FNUS73 KFSD 051318  
FWSFSD  
 
SPOT FORECAST FOR RIVER RD CONSERVATION AREA...CHEROKEE COUNTY CONSERVATION  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
818 AM CDT TUE MAY 5 2026  
 
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
HEADING INTO NORTHWESTERN IA, A MILD AND MOSTLY CLOUDY DAY IS  
AHEAD WITH HIGHS MAINLY IN THE MID 50S FOR THE DAY. AS MIXING  
INCREASES, SMOKE DISPERSAL SHOULD GRADUALLY IMPROVE WITH  
STRENGTHENING NORTHWESTERLY WINDS. WIND GUSTS BETWEEN 15-25 MPH  
WILL BE POSSIBLE. DRIER CONDITIONS WILL RETURN THIS AFTERNOON  
WITH RELATIVE HUMIDITY VALUES IN THE 25-30 PERCENT RANGE WITH THE  
DRIEST CONDITIONS EXPECTED BETWEEN 3PM TO 6PM.  
 
   
TODAY
 
 
MAX TEMPERATURE.....AROUND 57.  
MIN HUMIDITY........27 PERCENT.  
 
TIME (CDT) 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY COVER.......MC MC MC MC MC MC MC MC MC  
SKY (%).........62 56 66 68 65 67 62 61 67  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0  
CHC OF THDR (%).0 0 0 0 0 0 0 0 0  
TEMP............47 49 52 54 55 56 57 57 56  
DEWPOINT........27 26 26 25 25 24 24 24 23  
RH..............45 40 36 32 31 29 28 28 27  
20 FT WIND DIR..NNW NNW NNW NW NW NW NW NW NW  
20 FT WIND SPD..7 8 10 12 12 13 13 14 14  
20 FT WIND GUST.12 14 16 17 18 18 20 20 21  
MIX HGT (KFT)...3.2 5.8 6.9 7.5 8.2 8.5 8.5 8.3 8.5  
TRANSP WIND DIR.N NNW NW NW WNW WNW WNW WNW NW  
TRANSP WIND SPD.14 17 20 20 20 21 21 21 22  
SMOKE DISPERSAL.GD EX EX EX EX EX EX EX EX  
   
TONIGHT
 
 
MIN TEMPERATURE.....AROUND 33.  
MAX HUMIDITY........72 PERCENT.  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY COVER.......MC MC MC MC MC MC MC MC MC PC PC PC  
SKY (%).........64 68 78 83 76 73 64 66 68 49 40 37  
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............55 55 53 49 45 43 41 40 39 37 36 34  
DEWPOINT........22 22 22 22 22 23 23 24 24 25 25 24  
RH..............27 27 29 34 40 45 48 52 54 61 64 66  
20 FT WIND DIR..NW NW NW NNW N N N N N N N N  
20 FT WIND SPD..14 13 10 9 7 6 6 5 3 3 3 2  
20 FT WIND GUST.20 20 16 14 13 12 9 8 7 6 6 6  
MIX HGT (KFT)...8.2 7.9 1.0 0.8 0.8 0.7 0.7 0.6 0.6 0.5 0.5 0.5  
TRANSP WIND DIR.NW NW NNW NNW N N N NNE NNE NNE NNE NNE  
TRANSP WIND SPD.21 20 15 14 13 13 10 10 9 8 8 7  
SMOKE DISPERSAL.EX EX PR PR PR PR PR PR PR PR PR PR  
 

 
FORECASTER...IG  
REQUESTED BY...LAURA JONES  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2612771.0/FSD  
.DELDT 05/05/26  
.FORMATTERVERSION 2.0.0  
.EMAIL CCCBLAURA@GMAIL.COM  
 
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