094  
FNUS63 KUNR 250940  
RFDUNR  
 
RANGELAND FIRE DANGER STATEMENT  
NATIONAL WEATHER SERVICE RAPID CITY SD  
340 AM MDT WED APR 25 2018  
   
DISCUSSION
 
WARMER AND DRIER CONDITIONS ARE EXPECTED TODAY AS  
HIGH PRESSURE MOVES ACROSS THE AREA. MINIMUM RELATIVE HUMIDITY  
WILL FALL TO AROUND 25 PERCENT ACROSS MUCH OF THE SOUTH DAKOTA  
PLAINS. BREEZY SOUTHERLY WINDS WILL PUSH THE RANGELAND FIRE DANGER  
INTO THE HIGH CATEGORY ACROSS NORTHWESTERN SOUTH DAKOTA.  
 
SDZ001-002-012>014-030>032-073-260030-  
HARDING-PERKINS-BUTTE-NORTHERN MEADE CO PLAINS-ZIEBACH-  
CUSTER CO PLAINS-PENNINGTON CO PLAINS-HAAKON-  
SOUTHERN MEADE CO PLAINS-  
INCLUDING THE CITIES OF BUFFALO, LEMMON, BISON, BELLE FOURCHE,  
FAITH, DUPREE, FOLSOM, WALL, PHILIP, AND UNION CENTER  
340 AM MDT WED APR 25 2018  
   
..HIGH FIRE DANGER
 
 
THE GRASSLAND FIRE DANGER INDEX WILL REACH THE HIGH CATEGORY THIS  
AFTERNOON. UNFAVORABLE WEATHER CONDITIONS OR A LOW MOISTURE  
CONTENT OF GRASSES, AND OTHER DRY ORGANIC MATERIAL ON THE GROUND,  
INDICATE THAT THERE IS A MODERATE TO HIGH POTENTIAL FOR A FIRE  
OCCURRENCE. OUTDOOR BURNING SHOULD BE RESTRICTED TO EARLY MORNING  
OR EVENING HOURS WHEN WIND SPEEDS ARE USUALLY LOWER AND THE  
RELATIVE HUMIDITY IS HIGHER.  
 
THE OUTLOOK FOR THURSDAY AFTERNOON, THE GRASSLAND FIRE DANGER  
INDEX WILL REACH THE MODERATE CATEGORY TO HIGH CATEGORY.  
 

 
 
SDZ025>027-041>044-046-047-049-072-074-260030-  
NORTHERN FOOT HILLS-RAPID CITY-SOUTHERN FOOT HILLS-FALL RIVER-  
OGLALA LAKOTA-JACKSON-BENNETT-MELLETTE-TODD-TRIPP-  
STURGIS/PIEDMONT FOOT HILLS-HERMOSA FOOT HILLS-  
INCLUDING THE CITIES OF SPEARFISH, RAPID CITY, EDGEMONT,  
HOT SPRINGS, ARDMORE, OELRICHS, PINE RIDGE, OGLALA, KYLE, KADOKA,  
MARTIN, WHITE RIVER, MISSION, WINNER, STURGIS, AND HERMOSA  
340 AM MDT WED APR 25 2018 /440 AM CDT WED APR 25 2018/  
   
..MODERATE FIRE DANGER
 
 
THE GRASSLAND FIRE DANGER INDEX WILL REACH THE MODERATE CATEGORY  
THIS AFTERNOON. MARGINAL WEATHER CONDITIONS OR A LOWERING  
MOISTURE CONTENT OF GRASSES, AND OTHER DRY ORGANIC MATERIAL ON  
THE GROUND, INDICATE THAT THERE IS SOME POTENTIAL FOR A FIRE  
OCCURRENCE. DO NOT LEAVE OUTDOOR FIRES UNATTENDED UNDER THESE  
CONDITIONS.  
 
THE OUTLOOK FOR THURSDAY AFTERNOON, THE GRASSLAND FIRE DANGER  
INDEX WILL REACH THE LOW CATEGORY TO HIGH CATEGORY.  
 

 
 
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