009
FLUS43 KFSD 271904
HWOFSD
HAZARDOUS WEATHER OUTLOOK
NATIONAL WEATHER SERVICE SIOUX FALLS SD
204 PM CDT MON JUL 27 2026
IAZ001>003-012>014-020>022-031-032-MNZ071-072-080-081-089-090-097-
098-NEZ013-014-SDZ038>040-050-052>071-281915-
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-
204 PM CDT MON JUL 27 2026
THIS HAZARDOUS WEATHER OUTLOOK IS FOR NORTHWEST IOWA, WEST CENTRAL
IOWA, SOUTHWEST MINNESOTA, NORTHEAST NEBRASKA, CENTRAL SOUTH
DAKOTA, EAST CENTRAL SOUTH DAKOTA, SOUTH CENTRAL SOUTH DAKOTA AND
SOUTHEAST SOUTH DAKOTA.
DAY ONE
THIS AFTERNOON AND TONIGHT.
SOME RELIEF FROM THE VERY HUMID CONDITIONS AS DRIER AIR FLOWS INTO
THE REGION THIS AFTERNOON. AREAS ALONG AND SOUTH OF I-90 WILL STILL
REACH HEAT INDEX VALUES OF 100-104 DEGREES F. A HEAT ADVISORY REMAINS
IN EFFECT UNTIL 8 PM CDT FOR THIS AREA.
THIS AFTERNOON AND EVENING A MARGINAL RISK (LEVEL 1 OF 5) EXISTS FOR
STRONG TO SEVERE THUNDERSTORMS. AREA MOST LIKELY TO SEE STORMS IS
CENTRAL SOUTH DAKOTA, WITH THE PRIMARY RISK BEING WIND GUSTS TO 65
MPH.
DAYS TWO THROUGH SEVEN
TUESDAY THROUGH SUNDAY.
A CHANCE OF THUNDERSTORMS WILL RETURN TO THE REGION WEDNESDAY NIGHT
AND THURSDAY. A FEW STORMS COULD BECOME STRONG TO SEVERE.
SPOTTER INFORMATION STATEMENT
SPOTTER ACTIVATION IS NOT EXPECTED AT THIS TIME.
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