119
FNUS63 KFSD 190812
RFDFSD
RANGELAND FIRE DANGER STATEMENT
NATIONAL WEATHER SERVICE SIOUX FALLS SD
312 AM CDT SUN OCT 19 2025
DISCUSSION
A BAND OF LIGHT RAIN SHOWERS CONTINUES TO SWEEP THROUGH THE AREA
THIS AFTERNOON. RAINFALL AMOUNTS HAVE REMAINED LIGHT AT GENERALLY
LESS THAN 0.10 INCHES. THESE SHOWERS WILL CONTINUE TO PUSH
SOUTHEASTWARDS BEFORE EXITING THE AREA BY THE EVENING. NORTHWEST
WINDS CONTINUE TO GUST UP TO 30-40 MPH BUT TEMPERATURES REMAIN IN
THE 50S WITH HUMIDITY VALUES ONLY DOWN TO 45% AT THE LOWEST. WINDS
WILL WEAKEN THIS EVENING THOUGH REMAIN MARGINALLY BREEZY THROUGH THE
NIGHT.
LOW FIRE DANGER IS EXPECTED FOR SUNDAY AS HUMIDITY LEVELS FALL TO
AROUND 30% WHILE WINDS REMAIN BELOW CRITICAL LEVELS. A COLD FRONT
WILL PUSH THROUGH THE AREA ON MONDAY, TURNING WINDS TO OUT OF THE
NORTHWEST IN ITS WAKE. GUSTS UP TO 25 TO 45 MPH ARE POSSIBLE DURING
THE AFTERNOON HOURS WITH THE STRONGEST WINDS OCCURRING WEST OF I-29.
HIGHS WILL WARM TO THE 60S, RESULTING IN HUMIDITY VALUES DOWN TO
ABOUT 40%. DESPITE THE ABOVE CRITICAL THRESHOLD HUMIDITY, HIGH FIRE
DANGER IS EXPECTED DUE TO THE STRONG WINDS.
ELEVATED FIRE DANGER WILL PERSIST THROUGH TUESDAY DUE TO PERSISTENT
BREEZY WINDS.
PEOPLE ARE URGED TO EXERCISE EXTREME CARE WITH RESPECT TO OUTDOOR
ACTIVITIES THAT COULD CAUSE GRASS FIRES. AVOID EQUIPMENT THAT CAN
CAUSE SPARKS NEAR DRY GRASS OR BRUSH. DO NOT TOSS CIGARETTES ON
THE GROUND. REPORT NEW FIRES QUICKLY TO THE NEAREST FIRE
DEPARTMENT OR LAW ENFORCEMENT OFFICE.
IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-NEZ013-014-SDZ038>040-050-052>071-191115-
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-GREGORY-
JERAULD-SANBORN-MINER-LAKE-MOODY-BRULE-AURORA-DAVISON-HANSON-
MCCOOK-MINNEHAHA-CHARLES MIX-DOUGLAS-HUTCHINSON-TURNER-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 MONDAY 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.
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