309  
FNUS63 KFSD 250826  
RFDFSD  
 
RANGELAND FIRE DANGER STATEMENT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
326 AM CDT SAT OCT 25 2025  
   
DISCUSSION
 
 
LOCALLY ELEVATED FIRE DANGER IS EXPECTED THIS WEEKEND, ESPECIALLY  
SUNDAY WEST OF I-29 WITH SOUTHERLY WIND GUSTS OF 35-40 MPH.  
HOWEVER, MINIMUM RH VALUES OF 40-60% SHOULD TEMPER WIDESPREAD  
CONCERNS AND CRITICAL FIRE DANGER. COOLER CONDITIONS AND LIGHTER  
WINDS KEEP CONCERNS A BIT LOWER TODAY.  
 
WIDESPREAD RAIN CHANCES RETURN TO THE REGION MONDAY AND TUESDAY,  
WITH RAINFALL AMOUNTS OVER HALF AN INCH POSSIBLE. SEASONAL  
TEMPERATURES CONTINUE THROUGH NEXT WEEK, WITH PERIODIC BREEZY  
CONDITIONS. ALTHOUGH CONFIDENCE IN PRECIP CHANCES PAST TUESDAY  
NIGHT IS LOW, MID TO LATE NEXT WEEK SHOULD BE MOSTLY DRY.  
 
IAZ002-003-013-014-022-MNZ090-SDZ038-050-052>067-069-251130-  
OSCEOLA-DICKINSON-O'BRIEN-CLAY-BUENA VISTA-JACKSON-BEADLE-GREGORY-  
JERAULD-SANBORN-MINER-LAKE-MOODY-BRULE-AURORA-DAVISON-HANSON-  
MCCOOK-MINNEHAHA-CHARLES MIX-DOUGLAS-HUTCHINSON-TURNER-LINCOLN-  
YANKTON-  
   
..MODERATE FIRE DANGER
 
 
THE GRASSLAND FIRE DANGER INDEX WILL REACH THE MODERATE  
CATEGORY THIS AFTERNOON. MARGINAL WEATHER CONDITIONS OR  
LOWERING MOISTURE CONTENT OF GRASSES, AND OTHER DRY ORGANIC  
MATERIAL ON THE GROUND, INDICATE THAT THERE IS SOME POTENTIAL  
FOR A FIRE TO SPREAD. ANY OUTDOOR BURNING SHOULD BE CLOSELY  
MONITORED.  
 
OUTLOOK FOR SUNDAY AFTERNOON...THE GRASSLAND FIRE DANGER INDEX  
WILL REACH THE HIGH 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.  
 

 
 
IAZ001-012-020-021-031-032-MNZ071-072-080-081-089-097-098-NEZ013-  
014-SDZ039-040-068-070-071-251130-  
LYON-SIOUX-PLYMOUTH-CHEROKEE-WOODBURY-IDA-LINCOLN-MURRAY-  
COTTONWOOD-NOBLES-PIPESTONE-ROCK-DIXON-DAKOTA-KINGSBURY-BROOKINGS-  
BON HOMME-CLAY-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 MODERATE 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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