543  
FNUS73 KFSD 011550  
FWSFSD  
 
SPOT FORECAST FOR EAST END...BUENA VISTA COUNTY CONSERVATOIN  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
1050 AM CDT FRI MAY 1 2026  
 
IF CONDITIONS BECOME UNREPRESENTATIVE, CONTACT THE NATIONAL WEATHER  
SERVICE.  
   
DISCUSSION
 
 
HEADING INTO THE NORTHWESTERN IOWA, ANOTHER MILD DAY IS AHEAD AS  
HIGHS PEAK IN THE MID 50S FOR THE DAY. SIMILAR TO YESTERDAY,  
INCREASING MIXING WILL LEAD TO EXCELLENT SMOKE DISPERSAL AS LIGHT  
PREDOMINANTLY NORTHERLY WINDS PRODUCE GUSTS BETWEEN 15-25 MPH  
THROUGH EARLY EVENING. OTHERWISE, DRIER CONDITIONS WILL PERSIST  
FOR THE REST OF THE DAY WITH RELATIVE HUMIDITY VALUES IN THE 30-40  
PERCENT RANGE AS LOW FIRE DANGER CONTINUES.  
 
   
TODAY
 
 
MAX TEMPERATURE.....AROUND 55.  
MIN HUMIDITY........33 PERCENT.  
 
TIME (CDT) 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY COVER.......PC PC PC PC PC PC MC  
SKY (%).........32 46 40 45 43 48 53  
WEATHER COV.....  
WEATHER TYPE....  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0  
TEMP............48 50 51 52 54 53 53  
DEWPOINT........32 30 29 28 27 26 25  
RH..............55 48 42 39 35 35 33  
20 FT WIND DIR..N N N N N N N  
20 FT WIND SPD..13 14 14 14 14 14 14  
20 FT WIND GUST.17 18 18 20 20 18 18  
MIX HGT (KFT)...5.0 5.8 6.6 7.2 7.6 8.1 8.0  
SMOKE DISPERSAL.EX EX EX EX EX EX EX  
   
TONIGHT
 
 
MIN TEMPERATURE.....AROUND 27.  
MAX HUMIDITY........86 PERCENT.  
 
TIME (CDT) 6PM 7PM 8PM 9PM 10P 11P MID 1AM 2AM 3AM 4AM 5AM  
SKY COVER.......PC PC PC PC MCR MCR MCR MCR CLR CLR CLR CLR  
SKY (%).........50 47 37 26 19 18 12 7 5 4 4 5  
WEATHER COV..... WID WID WID WID WID  
WEATHER TYPE.... FST FST FST FST FST  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............52 51 47 44 40 38 36 34 32 32 31 30  
RH..............35 34 39 45 54 59 65 73 77 77 79 82  
20 FT WIND DIR..N N N N N NNE NNE N NW W WSW WSW  
20 FT WIND SPD..12 9 7 5 3 3 2 1 1 1 1 2  
20 FT WIND GUST.16 14 12 8 6 5 3 3 3 3 3 3  
MIX HGT (KFT)...7.8 6.5 0.8 0.7 0.6 0.4 0.4 0.3 0.4 0.3 0.3 0.3  
SMOKE DISPERSAL.EX EX PR PR PR PR PR PR PR PR PR PR  
   
SATURDAY
 
 
MAX TEMPERATURE.....AROUND 65.  
MIN HUMIDITY........29 PERCENT.  
 
TIME (CDT) 6AM 7AM 8AM 9AM 10A 11A 12P 1PM 2PM 3PM 4PM 5PM  
SKY COVER.......MCR MCR MCR MCR MCR CLR MCR CLR CLR CLR MCR MCR  
SKY (%).........8 7 16 11 7 5 6 3 4 5 7 11  
WEATHER COV.....WID WID ARS  
WEATHER TYPE....FST FST FST  
TSTM COV........  
CHC OF PCPN (%).0 0 0 0 0 0 0 0 0 0 0 0  
TEMP............29 29 35 42 49 54 57 60 62 64 65 65  
DEWPOINT........25 25 28 30 31 31 31 31 31 32 32 32  
RH..............84 86 74 62 50 41 37 33 31 30 29 29  
20 FT WIND DIR..WSW WSW WSW WSW WSW W W W W W WSW WSW  
20 FT WIND SPD..2 2 5 6 8 9 10 10 12 12 12 12  
20 FT WIND GUST.3 5 7 8 10 13 14 15 16 17 17 17  
MIX HGT (KFT)...0.3 0.3 0.8 1.7 3.3 4.7 5.7 6.5 7.0 7.1 7.3 6.1  
SMOKE DISPERSAL.PR PR PR FR GD GD EX EX EX EX EX EX  
 

 
FORECASTER...IG  
REQUESTED BY...GREG JOHNSON  
TYPE OF REQUEST...PRESCRIBED  
.TAG 2612420.0/FSD  
.DELDT 05/01/26  
.FORMATTERVERSION 2.0.0  
.EMAIL DIRECTOR@BVCOUNTYCONSERVATION.COM  
 
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