Watch County Notification

By National Weather ServiceNo Comments

SEVERE THUNDERSTORM WATCH 443 REMAINS VALID UNTIL 11 PM CDT THIS
EVENING FOR THE FOLLOWING AREAS

IN IOWA THIS WATCH INCLUDES 18 COUNTIES

IN CENTRAL IOWA

JASPER POLK POWESHIEK

IN SOUTH CENTRAL IOWA

CLARKE DECATUR LUCAS
MADISON MAHASKA MARION
MONROE RINGGOLD UNION
WARREN WAYNE

IN SOUTHWEST IOWA

ADAIR ADAMS CASS
TAYLOR

THIS INCLUDES THE CITIES OF…ADAIR…ALBIA…ALLERTON…
ATLANTIC…BEDFORD…CARLISLE…CHARITON…CORNING…CORYDON…
CRESTON…DES MOINES…EARLHAM…FONTANELLE…GREENFIELD…
GRINNELL…HUMESTON…INDIANOLA…KNOXVILLE…LAMONI…LENOX…
LEON…MOUNT AYR…NEW MARKET…NEWTON…NORWALK…OSCEOLA…
OSKALOOSA…PELLA…SEYMOUR…STUART AND WINTERSET.

  • PRIMARY THREATS INCLUDE…

    ISOLATED VERY LARGE HAIL EVENTS TO 2 INCHES IN DIAMETER POSSIBLE.
    ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE.
    A TORNADO OR TWO POSSIBLE.

PROBABILITY TABLE:
PROB OF 2 OR MORE TORNADOES : 20%
PROB OF 1 OR MORE STRONG /F2-F5/ TORNADOES : 10%
PROB OF 10 OR MORE SEVERE WIND EVENTS : 30%
PROB OF 1 OR MORE WIND EVENTS >= 75 MPH : 10%
PROB OF 10 OR MORE SEVERE HAIL EVENTS : 30%
PROB OF 1 OR MORE HAIL EVENTS >= 2 INCHES : 30%
PROB OF 6 OR MORE COMBINED SEVERE HAIL/WIND EVENTS : 60%
MEAN STORM MOTION /MPH/ : E 30

Weather Alerts

Watch County Notification

By National Weather ServiceNo Comments

THE NATIONAL WEATHER SERVICE HAS CANCELLED SEVERE THUNDERSTORM
WATCH 443 FOR THE FOLLOWING AREAS

IN IOWA THIS CANCELS 9 COUNTIES

IN CENTRAL IOWA

BOONE DALLAS MARSHALL
STORY TAMA

IN WEST CENTRAL IOWA

AUDUBON CARROLL GREENE
GUTHRIE

THIS INCLUDES THE CITIES OF…ADEL…AMES…AUDUBON…BAYARD…
BOONE…CARROLL…CASEY…DYSART…EXIRA…GLADBROOK…
GUTHRIE CENTER…JEFFERSON…MARSHALLTOWN…PANORA…PERRY…
TAMA…TOLEDO…TRAER AND WAUKEE.

Weather Alerts

Severe Thunderstorm Warning

By National Weather ServiceNo Comments

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A

  • SEVERE THUNDERSTORM WARNING FOR…
    NORTHWESTERN MARION COUNTY IN SOUTH CENTRAL IOWA…
    WESTERN MARSHALL COUNTY IN CENTRAL IOWA…
    SOUTHERN STORY COUNTY IN CENTRAL IOWA…
    POLK COUNTY IN CENTRAL IOWA…
    WESTERN JASPER COUNTY IN CENTRAL IOWA…
    NORTHEASTERN WARREN COUNTY IN SOUTH CENTRAL IOWA…
    SOUTHEASTERN BOONE COUNTY IN CENTRAL IOWA…

  • UNTIL 1030 PM CDT

  • AT 926 PM CDT…SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
    EXTENDING FROM AMES TO NEAR ANKENY TO NEAR CARLISLE…MOVING EAST
    AT 30 MPH.

    HAZARD…60 MPH WIND GUSTS.

    SOURCE…RADAR INDICATED. THESE STORMS HAVE A HISTORY OF
    PRODUCING 60 MPH WIND GUSTS.

    IMPACT…EXPECT DAMAGE TO ROOFS…SIDING…AND TREES.

  • LOCATIONS IMPACTED INCLUDE…
    DES MOINES…ANKENY…JOHNSTON…NEWTON…ALTOONA…NORWALK…
    PLEASANT HILL…NEVADA…CARLISLE…BONDURANT…POLK CITY…
    HUXLEY…SAYLORVILLE…MITCHELLVILLE…COLFAX…MONROE…PRAIRIE
    CITY…SLATER…STATE CENTER AND BAXTER.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

TORRENTIAL RAINFALL IS OCCURRING WITH THESE STORMS…AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.

&&

LAT…LON 4147 9333 4148 9366 4174 9369 4193 9375
4215 9306 4193 9300 4149 9300
TIME…MOT…LOC 0226Z 249DEG 27KT 4205 9363 4178 9358 4150 9354

HAIL…<.75IN
WIND…60MPH

Weather Alerts

Watch County Notification

By National Weather ServiceNo Comments

SEVERE THUNDERSTORM WATCH 443 REMAINS VALID UNTIL 11 PM CDT THIS
EVENING FOR THE FOLLOWING AREAS

IN IOWA THIS WATCH INCLUDES 23 COUNTIES

IN CENTRAL IOWA

BOONE DALLAS JASPER
MARSHALL POLK POWESHIEK
STORY TAMA

IN SOUTH CENTRAL IOWA

CLARKE MADISON MAHASKA
MARION RINGGOLD UNION
WARREN

IN SOUTHWEST IOWA

ADAIR ADAMS CASS
TAYLOR

IN WEST CENTRAL IOWA

AUDUBON CARROLL GREENE
GUTHRIE

THIS INCLUDES THE CITIES OF…ADAIR…ADEL…AMES…ATLANTIC…
AUDUBON…BAYARD…BEDFORD…BOONE…CARLISLE…CARROLL…CASEY…
CORNING…CRESTON…DES MOINES…DYSART…EARLHAM…EXIRA…
FONTANELLE…GLADBROOK…GREENFIELD…GRINNELL…GUTHRIE CENTER…
INDIANOLA…JEFFERSON…KNOXVILLE…LENOX…MARSHALLTOWN…
MOUNT AYR…NEW MARKET…NEWTON…NORWALK…OSCEOLA…OSKALOOSA…
PANORA…PELLA…PERRY…STUART…TAMA…TOLEDO…TRAER…
WAUKEE AND WINTERSET.

  • PRIMARY THREATS INCLUDE…

    ISOLATED VERY LARGE HAIL EVENTS TO 2 INCHES IN DIAMETER POSSIBLE.
    ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE.
    A TORNADO OR TWO POSSIBLE.

PROBABILITY TABLE:
PROB OF 2 OR MORE TORNADOES : 20%
PROB OF 1 OR MORE STRONG /F2-F5/ TORNADOES : 10%
PROB OF 10 OR MORE SEVERE WIND EVENTS : 30%
PROB OF 1 OR MORE WIND EVENTS >= 75 MPH : 10%
PROB OF 10 OR MORE SEVERE HAIL EVENTS : 30%
PROB OF 1 OR MORE HAIL EVENTS >= 2 INCHES : 30%
PROB OF 6 OR MORE COMBINED SEVERE HAIL/WIND EVENTS : 60%
MEAN STORM MOTION /MPH/ : E 30

Weather Alerts

Severe Thunderstorm Warning

By National Weather ServiceNo Comments

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A

  • SEVERE THUNDERSTORM WARNING FOR…
    NORTHERN MADISON COUNTY IN SOUTH CENTRAL IOWA…
    SOUTHWESTERN STORY COUNTY IN CENTRAL IOWA…
    SOUTHEASTERN GUTHRIE COUNTY IN WEST CENTRAL IOWA…
    POLK COUNTY IN CENTRAL IOWA…
    NORTHEASTERN ADAIR COUNTY IN SOUTHWESTERN IOWA…
    NORTHWESTERN WARREN COUNTY IN SOUTH CENTRAL IOWA…
    SOUTHERN BOONE COUNTY IN CENTRAL IOWA…
    DALLAS COUNTY IN CENTRAL IOWA…

  • UNTIL 945 PM CDT

  • AT 838 PM CDT…SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
    EXTENDING FROM NEAR PERRY TO 7 MILES WEST OF ADEL TO STUART…
    MOVING EAST AT 40 MPH.

    HAZARD…60 MPH WIND GUSTS.

    SOURCE…RADAR INDICATED.

    IMPACT…EXPECT DAMAGE TO ROOFS…SIDING…AND TREES.

  • LOCATIONS IMPACTED INCLUDE…
    DES MOINES…WEST DES MOINES…ANKENY…URBANDALE…JOHNSTON…
    CLIVE…ALTOONA…WAUKEE…NORWALK…PLEASANT HILL…GRIMES…
    PERRY…WINTERSET…ADEL…WINDSOR HEIGHTS…CARLISLE…
    BONDURANT…POLK CITY…HUXLEY AND SAYLORVILLE.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

TORRENTIAL RAINFALL IS OCCURRING WITH THESE STORMS…AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.

&&

LAT…LON 4148 9441 4167 9425 4186 9420 4186 9417
4193 9416 4189 9340 4145 9353 4121 9384
TIME…MOT…LOC 0138Z 290DEG 35KT 4187 9414 4165 9415 4150 9428

HAIL…<.75IN
WIND…60MPH

Weather Alerts

Watch County Notification

By National Weather ServiceNo Comments

SEVERE THUNDERSTORM WATCH 443 REMAINS VALID UNTIL 11 PM CDT THIS
EVENING FOR THE FOLLOWING AREAS

IN IOWA THIS WATCH INCLUDES 13 COUNTIES

IN CENTRAL IOWA

BOONE DALLAS JASPER
MARSHALL POLK STORY
TAMA

IN SOUTHWEST IOWA

ADAIR CASS

IN WEST CENTRAL IOWA

AUDUBON CARROLL GREENE
GUTHRIE

THIS INCLUDES THE CITIES OF…ADAIR…ADEL…AMES…ATLANTIC…
AUDUBON…BAYARD…BOONE…CARROLL…CASEY…DES MOINES…
DYSART…EXIRA…FONTANELLE…GLADBROOK…GREENFIELD…
GUTHRIE CENTER…JEFFERSON…MARSHALLTOWN…NEWTON…PANORA…
PERRY…STUART…TAMA…TOLEDO…TRAER AND WAUKEE.

PROBABILITY TABLE:
PROB OF 2 OR MORE TORNADOES: 20%
PROB OF 1 OR MORE STRONG /F2-F5/ TORNADOES : 10%
PROB OF 10 OR MORE SEVERE WIND EVENTS : 30%
PROB OF 1 OR MORE WIND EVENTS >= 75 MPH : 10%
PROB OF 10 OR MORE SEVERE HAIL EVENTS : 30%
PROB OF 1 OR MORE HAIL EVENTS >= 2 INCHES : 30%
PROB OF 6 OR MORE COMBINED SEVERE HAIL/WIND EVENTS : 60%
MAX HAIL /INCHES/ : 2.0
MAX WIND GUSTS SURFACE /MPH/ : 70

Weather Alerts

Watch County Notification

By National Weather ServiceNo Comments

THE NATIONAL WEATHER SERVICE HAS CANCELLED SEVERE THUNDERSTORM
WATCH 443 FOR THE FOLLOWING AREAS

IN IOWA THIS CANCELS 18 COUNTIES

IN CENTRAL IOWA

GRUNDY HAMILTON HARDIN
WEBSTER

IN NORTH CENTRAL IOWA

BUTLER CERRO GORDO FRANKLIN
HANCOCK HUMBOLDT KOSSUTH
WRIGHT

IN NORTHEAST IOWA

BLACK HAWK BREMER

IN NORTHWEST IOWA

PALO ALTO POCAHONTAS

IN WEST CENTRAL IOWA

CALHOUN CRAWFORD SAC

THIS INCLUDES THE CITIES OF…ACKLEY…ALGONA…ALLISON…
APLINGTON…BELMOND…BRITT…CEDAR FALLS…CLARION…
CLARKSVILLE…CLEAR LAKE…CONRAD…DENISON…DIKE…DUMONT…
EAGLE GROVE…EARLY…ELDORA…EMMETSBURG…FONDA…FORT DODGE…
GARNER…GILMORE CITY…GREENE…GRUNDY CENTER…HAMPTON…
HUMBOLDT…IOWA FALLS…KANAWHA…LAKE CITY…LAKE VIEW…
LAURENS…MANSON…MASON CITY…ODEBOLT…PARKERSBURG…
POCAHONTAS…POMEROY…REINBECK…ROCKWELL CITY…ROLFE…
SAC CITY…SCHALLER…SHELL ROCK…WALL LAKE…WATERLOO…
WAVERLY…WEBSTER CITY AND WELLSBURG.

Weather Alerts

Severe Thunderstorm Warning

By National Weather ServiceNo Comments

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A

  • SEVERE THUNDERSTORM WARNING FOR…
    GUTHRIE COUNTY IN WEST CENTRAL IOWA…
    NORTH CENTRAL ADAIR COUNTY IN SOUTHWESTERN IOWA…
    SOUTHERN GREENE COUNTY IN WEST CENTRAL IOWA…
    EAST CENTRAL AUDUBON COUNTY IN WEST CENTRAL IOWA…
    SOUTHWESTERN BOONE COUNTY IN CENTRAL IOWA…
    WESTERN DALLAS COUNTY IN CENTRAL IOWA…

  • UNTIL 900 PM CDT

  • AT 814 PM CDT…SEVERE THUNDERSTORMS WERE LOCATED ALONG A LINE
    EXTENDING FROM NEAR JEFFERSON TO NEAR LAKE PANORAMA TO 7 MILES WEST
    OF GUTHRIE CENTER…MOVING EAST AT 50 MPH.

    HAZARD…60 MPH WIND GUSTS AND PENNY SIZE HAIL.

    SOURCE…RADAR INDICATED.

    IMPACT…EXPECT DAMAGE TO ROOFS…SIDING…AND TREES.

  • LOCATIONS IMPACTED INCLUDE…
    PERRY…GUTHRIE CENTER…STUART…PANORA…LAKE PANORAMA…
    REDFIELD…ADAIR…BAYARD…CASEY…DIAMONDHEAD LAKE…MINBURN…
    MENLO…BAGLEY…RIPPEY…YALE…JAMAICA…LINDEN…DAWSON…BOUTON
    AND SPRINGBROOK STATE PARK.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

FOR YOUR PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF A
BUILDING.

TORRENTIAL RAINFALL IS OCCURRING WITH THESE STORMS…AND MAY LEAD TO
FLASH FLOODING. DO NOT DRIVE YOUR VEHICLE THROUGH FLOODED ROADWAYS.

&&

LAT…LON 4181 9466 4186 9465 4186 9463 4200 9462
4190 9391 4163 9408 4140 9444 4161 9483
TIME…MOT…LOC 0114Z 275DEG 42KT 4195 9435 4178 9447 4164 9463

HAIL…0.75IN
WIND…60MPH

Weather Alerts

Watch County Notification

By National Weather ServiceNo Comments

THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH
443 IN EFFECT UNTIL 11 PM CDT THIS EVENING FOR THE FOLLOWING
AREAS

IN IOWA THIS WATCH INCLUDES 31 COUNTIES

IN CENTRAL IOWA

BOONE DALLAS GRUNDY
HAMILTON HARDIN JASPER
MARSHALL POLK STORY
TAMA WEBSTER

IN NORTH CENTRAL IOWA

BUTLER CERRO GORDO FRANKLIN
HANCOCK HUMBOLDT KOSSUTH
WRIGHT

IN NORTHEAST IOWA

BLACK HAWK BREMER

IN NORTHWEST IOWA

PALO ALTO POCAHONTAS

IN SOUTHWEST IOWA

ADAIR CASS

IN WEST CENTRAL IOWA

AUDUBON CALHOUN CARROLL
CRAWFORD GREENE GUTHRIE
SAC

THIS INCLUDES THE CITIES OF…ACKLEY…ADAIR…ADEL…ALGONA…
ALLISON…AMES…APLINGTON…ATLANTIC…AUDUBON…BAYARD…
BELMOND…BOONE…BRITT…CARROLL…CASEY…CEDAR FALLS…
CLARION…CLARKSVILLE…CLEAR LAKE…CONRAD…DENISON…
DES MOINES…DIKE…DUMONT…DYSART…EAGLE GROVE…EARLY…
ELDORA…EMMETSBURG…EXIRA…FONDA…FONTANELLE…FORT DODGE…
GARNER…GILMORE CITY…GLADBROOK…GREENE…GREENFIELD…
GRUNDY CENTER…GUTHRIE CENTER…HAMPTON…HUMBOLDT…
IOWA FALLS…JEFFERSON…KANAWHA…LAKE CITY…LAKE VIEW…
LAURENS…MANSON…MARSHALLTOWN…MASON CITY…NEWTON…ODEBOLT…
PANORA…PARKERSBURG…PERRY…POCAHONTAS…POMEROY…REINBECK…
ROCKWELL CITY…ROLFE…SAC CITY…SCHALLER…SHELL ROCK…
STUART…TAMA…TOLEDO…TRAER…WALL LAKE…WATERLOO…WAUKEE…
WAVERLY…WEBSTER CITY AND WELLSBURG.

  • PRIMARY THREATS INCLUDE…

    ISOLATED VERY LARGE HAIL EVENTS TO 2 INCHES IN DIAMETER POSSIBLE.
    ISOLATED DAMAGING WIND GUSTS TO 70 MPH POSSIBLE.
    A TORNADO OR TWO POSSIBLE.

PROBABILITY TABLE:
PROB OF 2 OR MORE TORNADOES : 20%
PROB OF 1 OR MORE STRONG /F2-F5/ TORNADOES : 10%
PROB OF 10 OR MORE SEVERE WIND EVENTS : 30%
PROB OF 1 OR MORE WIND EVENTS >= 75 MPH : 10%
PROB OF 10 OR MORE SEVERE HAIL EVENTS : 30%
PROB OF 1 OR MORE HAIL EVENTS >= 2 INCHES : 30%
PROB OF 6 OR MORE COMBINED SEVERE HAIL/WIND EVENTS : 60%
MEAN STORM MOTION /MPH/ : E 30

Weather Alerts

Flash Flood Warning

By National Weather ServiceNo Comments

THE NATIONAL WEATHER SERVICE IN DES MOINES HAS ISSUED A

  • FLASH FLOOD WARNING FOR…
    NORTHEASTERN DALLAS COUNTY IN CENTRAL IOWA…

  • UNTIL 1130 PM CDT WEDNESDAY

  • AT 524 PM CDT…DOPPLER RADAR INDICATED THUNDERSTORMS PRODUCING
    HEAVY RAIN ACROSS THE WARNED AREA. AS MUCH AS TWO TO THREE INCHES
    OF RAIN HAS ALREADY FALLEN…AND AS MUCH AS 1 TO 1.5 INCHES OF
    RAIN IS EXPECTED OVER THE NEXT HOUR. FLASH FLOODING IS EXPECTED TO
    BEGIN SHORTLY.

  • SOME LOCATIONS THAT WILL EXPERIENCE FLOODING INCLUDE…
    URBANDALE…CLIVE…WAUKEE…GRIMES…ADEL…DALLAS CENTER…
    GRANGER AND MINBURN.

PRECAUTIONARY/PREPAREDNESS ACTIONS…

TURN AROUND…DON’T DROWN WHEN ENCOUNTERING FLOODED ROADS. MOST FLOOD
DEATHS OCCUR IN VEHICLES.

&&

LAT…LON 4160 9403 4181 9403 4181 9382 4160 9381

Weather Alerts
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