509  
FNUS63 KFSD 150910  
RFDFSD  
 
RANGELAND FIRE DANGER STATEMENT  
NATIONAL WEATHER SERVICE SIOUX FALLS SD  
410 AM CDT THU MAY 15 2025  
   
DISCUSSION  
 
STRONG WESTERLY WINDS WILL BECOME PREVALENT ACROSS MUCH OF THE  
FORECAST AREA TODAY THROUGH FRIDAY, WITH OCCASIONAL GUSTS AS HIGH  
AS 45-55 MPH EXPECTED. THANKFULLY, A BROAD AREA OF SHOWERS AND  
THUNDERSTORMS WHICH MOVED ACROSS THE REGION WEDNESDAY EVENING AND  
EARLY THIS MORNING HAS PRODUCED SOME VERY BENEFICIAL RAINS OVER  
OUR DRIEST AREAS ACROSS SOUTHEAST SOUTH DAKOTA/SOUTHWEST MINNESOTA  
AND FAR NORTHWEST IOWA. THIS ALONG WITH A MUCH COOLER AIR MASS,  
ADDITIONAL RAIN CHANCES THROUGH FRIDAY AND AGAIN EARLY NEXT WEEK,  
AND HIGHER HUMIDITY LEVELS INTO THE WEEKEND WILL PUT ANY CONCERNS  
OF FIRE DANGER IN CHECK FOR MUCH OF THE NEXT WEEK.  
 
NEZ013-151215-  
DIXON-  
   
..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 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.  
 
 
 
IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-  
098-NEZ014-SDZ038>040-050-052>071-151215-  
LYON-OSCEOLA-DICKINSON-SIOUX-O'BRIEN-CLAY-PLYMOUTH-CHEROKEE-  
BUENA VISTA-WOODBURY-IDA-LINCOLN-MURRAY-COTTONWOOD-NOBLES-JACKSON-  
PIPESTONE-ROCK-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 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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