919  
ASUS43 KFSD 181402  
RWRFSD  
 
WEATHER ROUNDUP FOR SE SOUTH DAKOTA/SW MINNESOTA/NW IOWA  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
900 AM CDT SAT APR 18 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>070-181500-  
SOUTHEAST SOUTH DAKOTA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
BROOKINGS SUNNY 29 17 61 NW26 30.03R WCI 14 TC -2  
CHAMBERLAIN SUNNY 29 21 71 NW9 30.17R WCI 20 TC -2  
HURON SUNNY 30 17 58 NW20G28 30.11R WCI 17 TC -1  
MADISON SUNNY 28 14 54 NW23G35 30.05R WCI 14 TC -2  
MITCHELL SUNNY 31 17 56 NW15 30.13R WCI 20 TC -1  
SIOUX FALLS SUNNY 30 15 53 NW20G33 30.07R WCI 17 TC -1  
WINNER SUNNY 31 19 61 W10 30.14R WCI 22 TC -1  
YANKTON SUNNY 33 17 51 NW18 30.14R WCI 22 TC 1  
 
 
MNZ071-072-080-081-089-090-097-098-181500-  
SOUTHWEST MINNESOTA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
FAIRMONT CLOUDY 31 20 63 NW20G26 30.01R WCI 19 TC -1  
JACKSON CLOUDY 30 19 64 NW18 30.00R WCI 18 TC -1  
LUVERNE SUNNY 32 18 55 NW23G29 30.06R WCI 19 TC 0  
MARSHALL CLOUDY 32 19 58 NW25G33 30.00R WCI 19 TC 0  
MONTEVIDEO CLOUDY 30 19 64 NW20G29 30.00R WCI 18 TC -1  
PIPESTONE SUNNY 29 19 66 NW24 30.02S WCI 14 TC -2  
REDWOOD FALLS CLOUDY 31 16 54 W17G31 29.99R WCI 19 TC -1  
TRACY CLOUDY 32 16 51 NW29G36 30.00R WCI 18 TC 0  
WINDOM CLOUDY 32 19 59 W23 29.99R WCI 19 TC 0  
WORTHINGTON CLOUDY 28 19 69 NW22 30.03R WCI 14 TC -2  
 
 
IAZ001>003-012>014-020>022-031-032-NEZ013-014-SDZ071-181500-  
NORTHWEST IOWA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS  
CHEROKEE SUNNY 32 18 55 NW18G26 30.09R WCI 20 TC 0  
DENISON SUNNY 36 23 60 NW17G28 30.11R TC 2  
ESTHERVILLE MOSUNNY 30 17 58 NW28G36 30.02R WCI 15 TC -1  
LE MARS SUNNY 32 18 55 NW20G26 30.10R WCI 20 TC 0  
MAURICE SUNNY 32 18 55 NW28G36 30.06R WCI 18 TC 0  
SHELDON SUNNY 32 18 55 NW24G31 30.05R WCI 19 TC 0  
SIOUX CITY SUNNY 35 19 52 NW18G28 30.12R WCI 24 TC 2  
SPENCER SUNNY 31 18 58 NW25G37 30.05R WCI 17 TC -1  
STORM LAKE MIX PCPN 32 18 55 NW25G33 30.06R WCI 19 TC 0  
 
 
ABBREVIATIONS USED IN REMARKS  
TC - TEMPERATURE IN CELSIUS  
WCI - WIND CHILL INDEX  
HX - HEAT INDEX  
VSB - VISIBILITY  
 
 
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