714  
FNUS63 KFSD 180811  
RFDFSD  
 
RANGELAND FIRE DANGER STATEMENT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
211 AM CST THU DEC 18 2025  
   
DISCUSSION  
 
A SMALL AREA IN SOUTH CENTRAL SD COULD SEE HIGH TO POTENTIALLY  
VERY HIGH FIRE DANGER AS STRONG WINDS, GUSTS AROUND 60 MPH,  
DEVELOP BEFORE SUNRISE. TEMPERATURES WILL RAPIDLY DROP INTO THE  
TEENS AND LOWER 20S THIS MORNING HOWEVER.  
 
SDZ050-181115-  
GREGORY-  
   
..VERY HIGH FIRE DANGER  
 
THE GRASSLAND FIRE DANGER INDEX WILL REACH THE VERY HIGH  
CATEGORY THIS AFTERNOON. VERY POOR WEATHER CONDITIONS AND  
VERY LOW MOISTURE CONTENT OF GRASSES, AND OTHER DRY  
ORGANIC MATERIAL ON THE GROUND, INDICATE THAT DANGEROUS  
BURNING CONDITIONS EXIST. FIRES WILL SPREAD RAPIDLY AND  
SHOW ERRATIC BEHAVIOR. OUTDOOR BURNING IS NOT RECOMMENDED.  
 
OUTLOOK FOR FRIDAY 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.  
 
 
 
SDZ057-063-181115-  
BRULE-CHARLES MIX-  
   
..HIGH FIRE DANGER  
 
THE GRASSLAND FIRE DANGER INDEX WILL REACH THE HIGH CATEGORY  
THIS AFTERNOON. UNFAVORABLE WEATHER CONDITIONS AND LOW  
MOISTURE CONTENT OF GRASSES, AND OTHER DRY ORGANIC MATERIAL  
ON THE GROUND, INDICATE THAT THERE IS A HIGH POTENTIAL FOR  
A FIRE TO SPREAD.. OUTDOOR BURNING SHOULD BE RESTRICTED TO  
EARLY MORNING OR EVENING HOURS, WHEN WIND SPEEDS ARE USUALLY  
LOWER AND THE RELATIVE HUMIDITY IS HIGHER.  
 
OUTLOOK FOR FRIDAY 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.  
 
 
 
IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-  
098-NEZ013-014-SDZ038>040-052>056-058>062-064>071-181115-  
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-JERAULD-  
SANBORN-MINER-LAKE-MOODY-AURORA-DAVISON-HANSON-MCCOOK-MINNEHAHA-  
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 FRIDAY 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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