256  
ASUS43 KFSD 211902  
RWRFSD  
 
WEATHER ROUNDUP FOR SE SOUTH DAKOTA/SW MINNESOTA/NW IOWA  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
200 PM CDT THU MAY 21 2026  
 
NOTE: "FAIR" INDICATES FEW OR NO CLOUDS BELOW 12,000 FEET WITH NO  
SIGNIFICANT WEATHER AND OR S TO VISIBILITY
.  
 
 
SDZ038>040-050-052>070-212000-  
SOUTHEAST SOUTH DAKOTA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
BROOKINGS PTSUNNY 65 42 43 S21G26 30.13F TC 18  
CHAMBERLAIN MOSUNNY 67 43 40 S20 30.05F TC 20  
HURON MOSUNNY 67 39 35 SE18G26 30.07F TC 19  
MADISON PTSUNNY 64 45 48 SE14G25 30.11F TC 18  
MITCHELL MOSUNNY 68 40 35 S12G26 30.08F TC 20  
SIOUX FALLS PTSUNNY 65 44 46 SE15G23 30.12F TC 18  
WINNER MOSUNNY 70 42 36 SE20G29 30.01F TC 21  
YANKTON MOSUNNY 69 44 40 SE14G23 30.09F TC 21  

 
 
MNZ071-072-080-081-089-090-097-098-212000-  
SOUTHWEST MINNESOTA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
FAIRMONT MOSUNNY 59 40 49 SE17 30.22F TC 15  
JACKSON PTSUNNY 61 43 51 S14G20 30.20S TC 16  
LUVERNE CLOUDY 63 43 48 S14G21 30.15F TC 17  
MARSHALL PTSUNNY 65 46 50 S23 30.16S TC 18  
MONTEVIDEO MOSUNNY 68 45 42 S12G28 30.15F TC 20  
PIPESTONE CLOUDY 64 45 49 S16 30.15F TC 18  
REDWOOD FALLS PTSUNNY 63 43 48 SE20G30 30.19F TC 17  
TRACY CLOUDY 63 45 51 SE22 30.16F TC 17  
WINDOM PTSUNNY 63 43 48 SE16 30.18F TC 17  
WORTHINGTON PTSUNNY 61 44 53 SE20G26 30.17F TC 16  

 
 
IAZ001>003-012>014-020>022-031-032-NEZ013-014-SDZ071-212000-  
NORTHWEST IOWA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
CHEROKEE CLOUDY 59 45 58 SE12 30.17S TC 15  
DENISON MOSUNNY 59 48 67 SE13 30.17S TC 15  
ESTHERVILLE MOSUNNY 59 42 53 SE20G28 30.20F TC 15  
SHELDON PTSUNNY 63 45 51 SE17G26 30.14F TC 17  
SIOUX CITY CLOUDY 66 46 48 SE14 30.12F TC 19  
SPENCER MOSUNNY 63 43 48 SE17G29 30.18F TC 17  
STORM LAKE CLOUDY 57 41 54 SE13G20 30.18S TC 14  

 
 
ABBREVIATIONS USED IN REMARKS  
TC - TEMPERATURE IN CELSIUS  
WCI - WIND CHILL INDEX  
HX - HEAT INDEX  
VSB - VISIBILITY  
 
 
 
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