⚠️ Severe Thunderstorm Watch – Allamakee, IA; Chickasaw, IA; Clayton, IA; Fayette, IA; Floyd, IA; Howard, IA; Mitchell, IA; Winneshiek, IA; Dodge, MN; Fillmore, MN; Houston, MN; Mower, MN; Olmsted, MN; Winona, MN; Adams, WI; Crawford, WI; Grant, WI; Jackson, WI; Juneau, WI; La Crosse, WI; Monroe, WI; Richland, WI; Trempealeau, WI; Vernon, WI – Tuesday, August 18, 2026

Severe Thunderstorm Watch issued August 18 at 2:48PM CDT until August 18 at 10:00PM CDT by NWS La Crosse WI

Details

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH
595 IN EFFECT UNTIL 10 PM CDT THIS EVENING FOR THE FOLLOWING
AREAS

IN IOWA THIS WATCH INCLUDES 8 COUNTIES

IN NORTH CENTRAL IOWA

FLOYD MITCHELL

IN NORTHEAST IOWA

ALLAMAKEE CHICKASAW CLAYTON
FAYETTE HOWARD WINNESHIEK

IN MINNESOTA THIS WATCH INCLUDES 6 COUNTIES

IN SOUTHEAST MINNESOTA

DODGE FILLMORE HOUSTON
MOWER OLMSTED WINONA

IN WISCONSIN THIS WATCH INCLUDES 10 COUNTIES

IN CENTRAL WISCONSIN

ADAMS JUNEAU

IN SOUTHWEST WISCONSIN

CRAWFORD GRANT RICHLAND
VERNON

IN WEST CENTRAL WISCONSIN

JACKSON LA CROSSE MONROE
TREMPEALEAU

THIS INCLUDES THE CITIES OF ARCADIA, AUSTIN, BLACK RIVER FALLS,
CALEDONIA, CHARLES CITY, CRESCO, DECORAH, DODGE CENTER, ELKADER,
FRIENDSHIP, LA CROSSE, MAUSTON, NEW HAMPTON, OELWEIN, OSAGE,
PLATTEVILLE, PRAIRIE DU CHIEN, PRESTON, RICHLAND CENTER,
ROCHESTER, SPARTA, TOMAH, VIROQUA, WAUKON, WHITEHALL, AND WINONA.

This alert was automatically posted by SkyGuard, MWSC’s severe weather alerting system. Source: National Weather Service.