Severe Thunderstorm Watch for Adair, IA; Adams, IA; Audubon, IA +13 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 661 IN EFFECT UNTIL 10 PM CDT THIS EVENING FOR THE FOLLOWING AREAS IN IOWA THIS WATCH INCLUDES 16 COUNTIES IN CENTRAL IOWA BOONE DALLAS POLK IN SOUTH CENTRAL IOWA CLARKE DECATUR MADISON RINGGOLD UNION WARREN IN SOUTHWEST IOWA ADAIR ADAMS CASS TAYLOR...
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 661 IN EFFECT UNTIL 10 PM CDT THIS EVENING FOR THE FOLLOWING AREAS IN IOWA THIS WATCH INCLUDES 16 COUNTIES IN CENTRAL IOWA BOONE DALLAS POLK IN SOUTH CENTRAL IOWA CLARKE DECATUR MADISON RINGGOLD UNION WARREN IN SOUTHWEST IOWA ADAIR ADAMS CASS TAYLOR IN WEST CENTRAL IOWA AUDUBON GREENE GUTHRIE THIS INCLUDES THE CITIES OF ADAIR, ADEL, ATLANTIC, AUDUBON, BAYARD, BEDFORD, BOONE, CARLISLE, CASEY, CORNING, CRESTON, DES MOINES, EARLHAM, EXIRA, FONTANELLE, GREENFIELD, GUTHRIE CENTER, INDIANOLA, JEFFERSON, LAMONI, LENOX, LEON, MOUNT AYR, NEW MARKET, NORWALK, OSCEOLA, PANORA, PERRY, STUART, WAUKEE, AND WINTERSET. * PRIMARY THREATS INCLUDE... SCATTERED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE. ISOLATED LARGE HAIL EVENTS TO 1.5 INCHES IN DIAMETER POSSIBLE. PROBABILITY TABLE: PROB OF 2 OR MORE TORNADOES : <05% PROB OF 1 OR MORE STRONG /EF2-EF5/ TORNADOES : <02% PROB OF 10 OR MORE SEVERE WIND EVENTS : 40% PROB OF 1 OR MORE WIND EVENTS >= 75 MPH : 20% PROB OF 10 OR MORE SEVERE HAIL EVENTS : 30% PROB OF 1 OR MORE HAIL EVENTS >= 2 INCHES : 20% PROB OF 6 OR MORE COMBINED SEVERE HAIL/WIND EVENTS : 80% MEAN STORM MOTION /MPH/ : E 15
Official geometry where available
Alert boundary
Lifecycle record
Official revisions
- Alert
Severe Thunderstorm Watch issued September 6 at 4:45PM CDT until September 6 at 10:00PM CDT by NWS Des Moines IA
Official revision
Source and limitations
Publisher: Weather Alert Watch. Primary source: NWS Des Moines IA. This page reorganizes official fields and does not add a forecast or expand the affected area.
- CAP status
- Actual
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- Alert
- Last collected