Severe Thunderstorm Watch for Lyon, IA; Plymouth, IA; Sioux, IA +22 more
Official alert fields
What you need to know
- Effective
- Ends or expires
- Official severity
- Severe
- Official urgency
- Future
- Official certainty
- Possible
What is happening
THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 639 IN EFFECT UNTIL 11 PM CDT THIS EVENING FOR THE FOLLOWING AREAS IN IOWA THIS WATCH INCLUDES 3 COUNTIES IN NORTHWEST IOWA LYON PLYMOUTH SIOUX IN MINNESOTA THIS WATCH INCLUDES 2 COUNTIES IN SOUTHWEST MINNESOTA PIPESTONE ROCK IN NEBRASKA THIS WATCH...
What the bulletin says to do
No separate action instruction was included in this NWS record. Read the complete official bulletin and follow local authorities.
Full official description
Bulletin details
THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 639 IN EFFECT UNTIL 11 PM CDT THIS EVENING FOR THE FOLLOWING AREAS IN IOWA THIS WATCH INCLUDES 3 COUNTIES IN NORTHWEST IOWA LYON PLYMOUTH SIOUX IN MINNESOTA THIS WATCH INCLUDES 2 COUNTIES IN SOUTHWEST MINNESOTA PIPESTONE ROCK IN NEBRASKA THIS WATCH INCLUDES 1 COUNTY IN NORTHEAST NEBRASKA DIXON IN SOUTH DAKOTA THIS WATCH INCLUDES 19 COUNTIES IN EAST CENTRAL SOUTH DAKOTA LAKE MINER MOODY SANBORN IN SOUTH CENTRAL SOUTH DAKOTA AURORA CHARLES MIX DOUGLAS GREGORY IN SOUTHEAST SOUTH DAKOTA BON HOMME CLAY DAVISON HANSON HUTCHINSON LINCOLN MCCOOK MINNEHAHA TURNER UNION YANKTON THIS INCLUDES THE CITIES OF ALCESTER, ALEXANDRIA, ALLEN, ARMOUR, AVON, BERESFORD, BRIDGEWATER, BURKE, CANISTOTA, CANTON, CENTERVILLE, CHANCELLOR, CLAYTON, CORSICA, DELMONT, ELK POINT, EMERY, FLANDREAU, FREEMAN, GEORGE, GREGORY, HARRISBURG, HAWARDEN, HOWARD, HULL, HURLEY, INWOOD, IRENE, JEFFERSON, LAKE ANDES, LARCHWOOD, LE MARS, LENNOX, LUVERNE, MADISON, MARION, MARTY, MENNO, MITCHELL, MONTROSE, NORTH SIOUX CITY, ORANGE CITY, ORLAND, PARKER, PARKSTON, PIPESTONE, PLANKINTON, PLATTE, PONCA, ROCK RAPIDS, ROCK VALLEY, SALEM, SCOTLAND, SIOUX CENTER, SIOUX FALLS, SPRINGFIELD, STICKNEY, TABOR, TEA, TRIPP, TYNDALL, VERMILLION, VIBORG, WAGNER, WAKEFIELD, WHITE LAKE, WOONSOCKET, AND YANKTON.
Official geometry where available
Alert boundary
Lifecycle record
Official revisions
- Alert
Severe Thunderstorm Watch issued September 1 at 3:52PM CDT until September 1 at 11:00PM CDT by NWS Sioux Falls SD
Official revision
Source and limitations
Publisher: Weather Alert Watch. Primary source: NWS Sioux Falls SD. This page reorganizes official fields and does not add a forecast or expand the affected area.
- CAP status
- Actual
- Message type
- Alert
- Last collected