674  
ASUS43 KFSD 212102  
RWRFSD  
 
WEATHER ROUNDUP FOR SE SOUTH DAKOTA/SW MINNESOTA/NW IOWA  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
400 PM CDT TUE APR 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>070-212200-  
SOUTHEAST SOUTH DAKOTA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
BROOKINGS SUNNY 77 32 19 N9 29.88F TC 25  
CHAMBERLAIN MOSUNNY 82 35 19 SE9 29.88F HAZE TC 28  
HURON SUNNY 80 31 16 SE3 29.85F TC 27  
MADISON SUNNY 79 34 19 N9G16 29.86F TC 26  
MITCHELL MOSUNNY 83 34 17 NE6 29.86F TC 28  
SIOUX FALLS PTSUNNY 83 34 17 N15 29.85F TC 28  
WINNER MOSUNNY 82 34 17 E13 29.86F TC 28  
YANKTON SUNNY 85 29 13 CALM 29.84F TC 29  
 
 
MNZ071-072-080-081-089-090-097-098-212200-  
SOUTHWEST MINNESOTA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
FAIRMONT SUNNY 82 34 17 N15 29.85F TC 28  
LUVERNE SUNNY 82 32 16 N9 29.85F TC 28  
MARSHALL SUNNY 78 33 19 N14 29.87F TC 26  
MONTEVIDEO SUNNY 77 30 18 N13G18 29.87F TC 25  
REDWOOD FALLS SUNNY 80 35 19 NW9G18 29.85F TC 27  
WORTHINGTON SUNNY 80 34 19 N10G23 29.87F TC 27  
 
 
IAZ001>003-012>014-020>022-031-032-NEZ013-014-SDZ071-212200-  
NORTHWEST IOWA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CHEROKEE SUNNY 86 34 15 N10 29.83F TC 30  
DENISON SUNNY 86 37 17 W6 29.86F TC 30  
ESTHERVILLE SUNNY 83 28 13 NW15G22 29.84F TC 28  
LE MARS SUNNY 88 28 11 N12G18 29.82S TC 31  
MAURICE SUNNY 86 30 13 N15 29.81F TC 30  
SHELDON SUNNY 86 30 13 NW12 29.82S TC 30  
SIOUX CITY SUNNY 88 36 15 MISG 29.82F TC 31  
SPENCER SUNNY 85 32 15 N10G17 29.84S TC 29  
STORM LAKE SUNNY 86 25 10 W14G21 29.84F TC 30  
 
 
ABBREVIATIONS USED IN REMARKS  
TC - TEMPERATURE IN CELSIUS  
WCI - WIND CHILL INDEX  
HX - HEAT INDEX  
VSB - VISIBILITY  
 
 
CLICK HERE TO GO TO PREVIOUS BULLETINS.
The Nexlab SD Page
The Nexlab IA Page
The Nexlab MN Page
The Nexlab NE Page
Main Text Page