905  
FNUS63 KFSD 220855  
RFDFSD  
 
RANGELAND FIRE DANGER STATEMENT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
355 AM CDT WED OCT 22 2025  
   
DISCUSSION
 
 
NORTHWEST WINDS WILL BECOME BREEZY AGAIN THIS AFTERNOON, BUT  
SPEEDS WILL BE MUCH LOWER THAN THE PAST COUPLE OF DAYS WITH GUSTS  
GENERALLY 15 TO 25 MPH. LIGHTER WINDS WILL PREVAIL ON THURSDAY,  
WITH SOUTHERLY AFTERNOON GUSTS GETTING PROGRESSIVELY STRONGER  
FRIDAY THROUGH SUNDAY. THE SOUTHERLY FLOW WILL BRING HIGHER  
HUMIDITY LEVELS INTO THE REGION, THOUGH, SO CONCERNS OF ELEVATED  
FIRE DANGER WILL REMAIN LIMITED TO THOSE AREAS WITH FULLY CURED  
GRASSES/CROPS.  
 
IAZ001>003-012>014-020>022-MNZ080-081-089-090-097-098-SDZ038-040-  
050-052>071-221200-  
LYON-OSCEOLA-DICKINSON-SIOUX-O'BRIEN-CLAY-PLYMOUTH-CHEROKEE-  
BUENA VISTA-MURRAY-COTTONWOOD-NOBLES-JACKSON-PIPESTONE-ROCK-  
BEADLE-BROOKINGS-GREGORY-JERAULD-SANBORN-MINER-LAKE-MOODY-BRULE-  
AURORA-DAVISON-HANSON-MCCOOK-MINNEHAHA-CHARLES MIX-DOUGLAS-  
HUTCHINSON-TURNER-LINCOLN-BON HOMME-YANKTON-UNION-  
   
..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 THURSDAY 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.  
 

 
 
IAZ031-032-MNZ071-072-NEZ013-014-SDZ039-221200-  
WOODBURY-IDA-LINCOLN-LYON-DIXON-DAKOTA-KINGSBURY-  
   
..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 THURSDAY 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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