Severe · Severe Thunderstorm WatchActive alert

Severe Thunderstorm Watch issued September 1 at 9:51PM CDT until September 2

Affecting Buena Vista, IA; Clay, IA; Dickinson, IA; O'Brien, IA; Osceola, IA; Cottonwood, MN; Jackson, MN; Nobles, MN

In effect until: Sep 2, 2026, 10:00 AM

Buena Vista, IA; Clay, IA; Dickinson, IA; O'Brien, IA; Osceola, IA; Cottonwood, MN; Jackson, MN; Nobles, MN

Possible impact zone across 8 counties in IA and MN; conditions develop through 10:00 AM.

Go indoors and stay away from windows until the storm passes.

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Read the original bulletin (official text)

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH
640 IN EFFECT UNTIL 5 AM CDT WEDNESDAY FOR THE FOLLOWING AREAS

IN IOWA THIS WATCH INCLUDES 5 COUNTIES

IN NORTHWEST IOWA

BUENA VISTA           CLAY                  DICKINSON
O'BRIEN               OSCEOLA

IN MINNESOTA THIS WATCH INCLUDES 3 COUNTIES

IN SOUTHWEST MINNESOTA

COTTONWOOD            JACKSON               NOBLES

THIS INCLUDES THE CITIES OF ARNOLDS PARK, HARTLEY, JACKSON,
LAKEFIELD, MILFORD, MOUNTAIN LAKE, SANBORN, SHELDON, SIBLEY,
SPENCER, SPIRIT LAKE, STORM LAKE, WINDOM, AND WORTHINGTON.

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Alert data: U.S. National Weather Service / NOAA · Translation: WeatherTranslate™

Severe Thunderstorm Watch issued September 1 at 9:51PM CDT until September 2

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