667
FNUS63 KFSD 140945
RFDFSD
RANGELAND FIRE DANGER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
445 AM CDT WED MAY 14 2025
DISCUSSION
ANOTHER WARM DAY IS AHEAD AS TEMPERATURES TOP OUT IN THE UPPER 80S
TO LOW 90S FOR THE DAY. AS MIXING INCREASES ALONG WITH OUR
TEMPERATURES, EXPECT RH VALUES TO FALL IN BETWEEN 25-30 PERCENT
THIS AFTERNOON AS BREEZIER SOUTHERLY TO SOUTHEASTERLY WINDS ARE
TRANSPORTED TO THE SURFACE. WHILE SOME LOCALLY ELEVATED CONCERNS
WILL BE POSSIBLE THIS AFTERNOON, FUELS ARE GREEN ENOUGH TO KEEP
ANY SIGNIFICANT CONCERNS AT BAY. NONETHELESS, RAIN CHANCES RETURN
THIS EVENING AND WILL INTERMITTENTLY PERSIST ACROSS PORTIONS OF
THE AREA THROUGH THURSDAY.
IAZ001-012-MNZ080-097-098-NEZ013-014-SDZ038-040-053-055-056-
058>062-064>067-069>071-141245-
LYON-SIOUX-MURRAY-PIPESTONE-ROCK-DIXON-DAKOTA-BEADLE-BROOKINGS-
SANBORN-LAKE-MOODY-AURORA-DAVISON-HANSON-MCCOOK-MINNEHAHA-DOUGLAS-
HUTCHINSON-TURNER-LINCOLN-YANKTON-CLAY-UNION-
..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 THURSDAY 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.
IAZ002-003-013-014-020>022-031-032-MNZ071-072-081-089-090-SDZ039-
050-052-054-057-063-068-141245-
OSCEOLA-DICKINSON-O'BRIEN-CLAY-PLYMOUTH-CHEROKEE-BUENA VISTA-
WOODBURY-IDA-LINCOLN-LYON-COTTONWOOD-NOBLES-JACKSON-KINGSBURY-
GREGORY-JERAULD-MINER-BRULE-CHARLES MIX-BON HOMME-
..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.
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