976  
ASUS43 KFSD 210902  
RWRSD  
 
WEATHER ROUNDUP FOR SOUTH DAKOTA  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
400 AM 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
.  
 
 
SDZ001>005-009-010-012>017-211000-  
NORTHWEST AND NORTH CENTRAL SOUTH DAKOTA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
BUFFALO N/A 52 33 48 SE3 29.89R TC 11  
FAITH N/A 46 33 60 NE8 29.88R TC 8  
MOBRIDGE CLEAR 42 36 79 NW8 29.84R TC 6  

 
 
SDZ012>016-024>037-041>051-057-063-072>074-211000-  
SOUTHWEST AND SOUTH CENTRAL SOUTH DAKOTA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
RAPID CTY ARPT CLEAR 44 29 55 NW7 29.90F TC 7  
PIERRE CLEAR 46 35 65 NW13 29.83R TC 8  
CUSTER CLEAR 38 21 50 NW5 30.00F TC 3  
PHILIP CLEAR 40 28 62 W8 29.87R TC 4  
PINE RIDGE CLEAR 36 20 52 CALM 29.91S TC 2  
SPEARFISH PTCLDY 43 32 65 SW3 29.91F TC 6  
WINNER CLEAR 44 29 55 W8 29.84S TC 7  

 
 
SDZ004>011-016>023-039-040-211000-  
NORTHEAST SOUTH DAKOTA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
ABERDEEN CLEAR 46 38 73 N13 29.82R TC 8  
WATERTOWN CLEAR 36 31 82 CALM 29.79R TC 2  
BROOKINGS CLEAR 39 28 64 E3 29.80R TC 4  
SISSETON N/A 48 36 63 NW14 29.80R TC 9  

 
 
SDZ017-020-022-023-036>040-048>070-211000-  
SOUTHEAST SOUTH DAKOTA  
 
CITY SKY/WX TMP DP RH WIND PRES REMARKS
 
SIOUX FALLS CLEAR 43 34 70 CALM 29.79R TC 6  
HURON CLEAR 39 33 79 N3 29.80R TC 4  
CHAMBERLAIN PTCLDY 49 33 54 NW9 29.85R TC 9  
MADISON CLEAR 45 30 57 CALM 29.79S TC 7  
MITCHELL CLEAR 41 33 73 CALM 29.80R TC 5  
YANKTON CLEAR 47 31 53 NW3 29.79R TC 8  

 
 
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 Main Text Page