Severe · Severe Thunderstorm WatchActive alert

Severe Thunderstorm Watch issued September 2 at 1:02AM CDT until September 2

Affecting Buena Vista, IA; Cherokee, IA; Clay, IA; Dickinson, IA; Ida, IA; O'Brien, IA; Osceola, IA; Plymouth, IA; Sioux, IA; Woodbury, IA; Dakota, NE; Dixon, NE; Union, SD

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

Buena Vista, IA; Cherokee, IA; Clay, IA; Dickinson, IA; Ida, IA; O'Brien, IA; Osceola, IA; Plymouth, IA; Sioux, IA; Woodbury, IA; Dakota, NE; Dixon, NE; Union, SD

Possible impact zone across 13 counties in IA, NE and SD; 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)

SEVERE THUNDERSTORM WATCH 640 REMAINS VALID UNTIL 5 AM CDT EARLY
THIS MORNING FOR THE FOLLOWING AREAS

IN IOWA THIS WATCH INCLUDES 10 COUNTIES

IN NORTHWEST IOWA

BUENA VISTA           CHEROKEE              CLAY
DICKINSON             O'BRIEN               OSCEOLA
PLYMOUTH              SIOUX

IN WEST CENTRAL IOWA

IDA                   WOODBURY

IN NEBRASKA THIS WATCH INCLUDES 2 COUNTIES

IN NORTHEAST NEBRASKA

DAKOTA                DIXON

IN SOUTH DAKOTA THIS WATCH INCLUDES 1 COUNTY

IN SOUTHEAST SOUTH DAKOTA

UNION

THIS INCLUDES THE CITIES OF ALCESTER, ALLEN, ARNOLDS PARK,
BATTLE CREEK, BERESFORD, CHEROKEE, ELK POINT, HARTLEY, HAWARDEN,
HOLSTEIN, HULL, IDA GROVE, JEFFERSON, LE MARS, MILFORD,
NORTH SIOUX CITY, ORANGE CITY, PONCA, ROCK VALLEY, SANBORN,
SHELDON, SIBLEY, SIOUX CENTER, SIOUX CITY, SOUTH SIOUX CITY,
SPENCER, SPIRIT LAKE, STORM LAKE, AND WAKEFIELD.

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

Severe Thunderstorm Watch issued September 2 at 1:02AM CDT until September 2

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