Severe · Severe Thunderstorm WatchActive alert

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

Affecting Cherokee, IA; Ida, IA; Lyon, IA; Plymouth, IA; Sioux, IA; Woodbury, IA; Dakota, NE; Dixon, NE; Union, SD

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

Cherokee, IA; Ida, IA; Lyon, IA; Plymouth, IA; Sioux, IA; Woodbury, IA; Dakota, NE; Dixon, NE; Union, SD

Possible impact zone across 9 counties in IA, NE and SD; conditions develop through 10:00 AM.

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

See it on the live map View official source

Read the original bulletin (official text)

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH
640 UNTIL 5 AM CDT WEDNESDAY WHICH REPLACES A PORTION OF SEVERE
THUNDERSTORM WATCH 639. THE NEW WATCH IS VALID FOR THE FOLLOWING
AREAS

IN IOWA THE NEW WATCH INCLUDES 6 COUNTIES

IN NORTHWEST IOWA

CHEROKEE              LYON                  PLYMOUTH
SIOUX

IN WEST CENTRAL IOWA

IDA                   WOODBURY

IN NEBRASKA THE NEW WATCH INCLUDES 2 COUNTIES

IN NORTHEAST NEBRASKA

DAKOTA                DIXON

IN SOUTH DAKOTA THE NEW WATCH INCLUDES 1 COUNTY

IN SOUTHEAST SOUTH DAKOTA

UNION

THIS INCLUDES THE CITIES OF ALCESTER, ALLEN, BATTLE CREEK,
BERESFORD, CHEROKEE, ELK POINT, GEORGE, HAWARDEN, HOLSTEIN, HULL,
IDA GROVE, INWOOD, JEFFERSON, LARCHWOOD, LE MARS,
NORTH SIOUX CITY, ORANGE CITY, PONCA, ROCK RAPIDS, ROCK VALLEY,
SIOUX CENTER, SIOUX CITY, SOUTH SIOUX CITY, AND WAKEFIELD.

Free. In your language.

Get the next alert for your area before it matters.

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

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

Get the next alert for your area before it matters.

Get alerts in your language