869
WWUS83 KFSD 220145
RFWFSD
URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE SIOUX FALLS SD
845 PM CDT TUE APR 21 2026
IAZ001-002-012-MNZ071-072-080-081-089-090-097-098-NEZ013-014-
SDZ038>040-050-052>071-220945-
/O.CON.KFSD.FW.W.0010.260422T1700Z-260423T0100Z/
LYON-OSCEOLA-SIOUX-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-CLAY-UNION-
845 PM CDT TUE APR 21 2026
...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TO 8 PM CDT
WEDNESDAY FOR WIND AND LOW RELATIVE HUMIDITY FOR SOUTH CENTRAL AND
SOUTHEASTERN SOUTH DAKOTA, FAR NORTHEASTERN NEBRASKA, FAR
NORTHWESTERN IOWA, AND SOUTHWESTERN MINNESOTA...
* AFFECTED AREA...IN IOWA, LYON, OSCEOLA AND SIOUX. IN
MINNESOTA, LINCOLN, LYON, MURRAY, COTTONWOOD, NOBLES, JACKSON,
PIPESTONE AND ROCK. IN NEBRASKA, DIXON AND DAKOTA. IN SOUTH
DAKOTA, BEADLE, KINGSBURY, BROOKINGS, GREGORY, JERAULD,
SANBORN, MINER, LAKE, MOODY, BRULE, AURORA, DAVISON, HANSON,
MCCOOK, MINNEHAHA, CHARLES MIX, DOUGLAS, HUTCHINSON, TURNER,
LINCOLN, BON HOMME, YANKTON, CLAY AND UNION.
* WINDS...SOUTH 20 TO 30 MPH WITH GUSTS UP TO 45 MPH.
* RELATIVE HUMIDITY...AS LOW AS 17 PERCENT.
* IMPACTS...ANY FIRE THAT DEVELOPS WILL CATCH AND SPREAD
QUICKLY. OUTDOOR BURNING IS NOT RECOMMENDED.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW, OR WILL SHORTLY. A COMBINATION OF
STRONG WINDS, LOW RELATIVE HUMIDITY, AND WARM TEMPERATURES CAN
CONTRIBUTE TO EXTREME FIRE BEHAVIOR.
CLICK HERE TO GO TO PREVIOUS BULLETINS.
Main Text Page