535  
FNUS63 KFSD 260915  
RFDFSD  
 
RANGELAND FIRE DANGER STATEMENT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
415 AM CDT SAT JUL 26 2025  
   
DISCUSSION
 
 
HEAT AND HUMIDITY INCREASE THROUGH THE WEEKEND, WITH SOUTHERLY  
WIND GUSTS AROUND 20 MPH TODAY. TEMPERATURES IN THE 90S AND DEW  
POINTS IN THE UPPER 60S AND 70S WILL LEAD TO HIGH HUMIDITY VALUES  
AND HEAT INDICES NEAR TO ABOVE 100 THROUGH EARLY NEXT WEEK. MUCH  
COOLER TEMPERATURES EXPECTED BY THE MIDDLE OF NEXT WEEK.  
 
VERY ISOLATED SHOWERS AND STORMS ARE POSSIBLE TONIGHT WEST OF THE  
JAMES RIVER TOWARD US HIGHWAY 14. ADDITIONAL SHOWER AND STORM  
CHANCES RETURN SUNDAY NIGHT INTO MONDAY AND AGAIN MONDAY NIGHT  
THROUGH THE MIDDLE OF THE WEEK.  
 
IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-  
098-NEZ013-014-SDZ038>040-050-052>071-261215-  
LYON-OSCEOLA-DICKINSON-SIOUX-O'BRIEN-CLAY-PLYMOUTH-CHEROKEE-  
BUENA VISTA-WOODBURY-IDA-LINCOLN-MURRAY-COTTONWOOD-NOBLES-JACKSON-  
PIPESTONE-ROCK-DIXON-DAKOTA-BEADLE-KINGSBURY-BROOKINGS-GREGORY-  
JERAULD-SANBORN-MINER-LAKE-MOODY-BRULE-AURORA-DAVISON-HANSON-  
MCCOOK-MINNEHAHA-CHARLES MIX-DOUGLAS-HUTCHINSON-TURNER-BON HOMME-  
YANKTON-UNION-  
   
..LOW FIRE DANGER
 
 
THE GRASSLAND FIRE DANGER INDEX WILL REACH THE LOW CATEGORY  
THIS AFTERNOON. FAVORABLE WEATHER CONDITIONS OR A HIGH MOISTURE  
CONTENT OF GRASSES, AND OTHER DRY ORGANIC MATERIAL ON THE  
GROUND, INDICATE THAT THE PROBABILITY OF A FAST MOVING FIRE IS  
LOW. OUTDOOR BURNING UNDER THESE CONDITIONS CAN USUALLY BE  
WITH REASONABLE SAFETY PRECAUTIONS, BUT SHOULD BE MONITORED.  
 
OUTLOOK FOR SUNDAY AFTERNOON...THE GRASSLAND FIRE DANGER INDEX  
WILL REACH THE LOW CATEGORY.  
 
THE GRASSLAND FIRE DANGER PRODUCT REFLECTS FIRE DANGER FOR NATIVE  
GRASSES. IT IS NOT INTENDED FOR CURED AGRICULTURAL CROPS, NOR  
WILL IT REFLECT CONDITIONS IN ROAD DITCHES WHICH HAVE BEEN MOWED.  
 

 
 
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