At 1145 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 2 and 5 inches of rain have fallen. Additional rainfall amounts of 1 to 3 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly.
HAZARD,Life threatening flash flooding. Thunderstorms producing flash flooding.
SOURCE,Radar.
IMPACT,Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses.
Some locations that will experience flash flooding include, Creston, Greenfield, Green Valley Lake, Lake Icaria, Fontanelle, Orient, Lorimor, Massena, Cumberland, Bridgewater, East Peru, Macksburg, Cromwell, Green Valley Lake State Park, Nodaway Park, Greenfield Municipal Airport and Lake Icaria State Park.
At 1145 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 2 and 5 inches of rain have fallen. Additional rainfall amounts of 1 to 3 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. Some locations that will experience flash flooding include... Creston, Greenfield, Green Valley Lake, Lake Icaria, Fontanelle, Orient, Lorimor, Massena, Cumberland, Bridgewater, East Peru, Macksburg, Cromwell, Green Valley Lake State Park, Nodaway Park, Greenfield Municipal Airport and Lake Icaria State Park.
Be especially cautious at night when it is harder to recognize the dangers of flooding. For the latest stream observations and forecasts refer to weather.gov/desmoines/water. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
At 1145 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 2 and 5 inches of rain have fallen. Additional rainfall amounts of 1 to 3 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly.
HAZARD,Life threatening flash flooding. Thunderstorms producing flash flooding.
SOURCE,Radar.
IMPACT,Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses.
Some locations that will experience flash flooding include, Creston, Greenfield, Green Valley Lake, Lake Icaria, Fontanelle, Orient, Lorimor, Massena, Cumberland, Bridgewater, East Peru, Macksburg, Cromwell, Green Valley Lake State Park, Nodaway Park, Greenfield Municipal Airport and Lake Icaria State Park.
At 1145 PM CDT, Doppler radar indicated thunderstorms producing heavy rain across the warned area. Between 2 and 5 inches of rain have fallen. Additional rainfall amounts of 1 to 3 inches are possible in the warned area. Flash flooding is ongoing or expected to begin shortly. HAZARD...Life threatening flash flooding. Thunderstorms producing flash flooding. SOURCE...Radar. IMPACT...Life threatening flash flooding of creeks and streams, urban areas, highways, streets and underpasses. Some locations that will experience flash flooding include... Creston, Greenfield, Green Valley Lake, Lake Icaria, Fontanelle, Orient, Lorimor, Massena, Cumberland, Bridgewater, East Peru, Macksburg, Cromwell, Green Valley Lake State Park, Nodaway Park, Greenfield Municipal Airport and Lake Icaria State Park.
Be especially cautious at night when it is harder to recognize the dangers of flooding. For the latest stream observations and forecasts refer to weather.gov/desmoines/water. Turn around, don't drown when encountering flooded roads. Most flood deaths occur in vehicles.
At 1221 AM CDT, a severe thunderstorm was located near Creston Municipal Airport, or 5 miles southeast of Creston, moving east at 25 mph.
HAZARD,60 mph wind gusts and penny size hail.
SOURCE,Radar indicated.
IMPACT,Expect damage to roofs, siding, and trees.
Locations impacted include, Creston, Green Valley Lake, Prescott, Cromwell, Kent, Green Valley Lake State Park, and Creston Municipal Airport.
At 1221 AM CDT, a severe thunderstorm was located near Creston Municipal Airport, or 5 miles southeast of Creston, moving east at 25 mph. HAZARD...60 mph wind gusts and penny size hail. SOURCE...Radar indicated. IMPACT...Expect damage to roofs, siding, and trees. Locations impacted include... Creston, Green Valley Lake, Prescott, Cromwell, Kent, Green Valley Lake State Park, and Creston Municipal Airport.
For your protection move to an interior room on the lowest floor of a building. Torrential rainfall is occurring with this storm, and may lead to flash flooding. Do not drive your vehicle through flooded roadways.
THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 276 IN EFFECT UNTIL 3 AM CDT SATURDAY FOR THE FOLLOWING AREAS
IN IOWA THIS WATCH INCLUDES 20 COUNTIES
IN CENTRAL IOWA
JASPER POWESHIEK
IN SOUTH CENTRAL IOWA
APPANOOSE CLARKE DECATUR LUCAS MADISON MAHASKA MARION MONROE RINGGOLD UNION WARREN WAYNE
IN SOUTHEAST IOWA
DAVIS WAPELLO
IN SOUTHWEST IOWA
ADAIR ADAMS CASS TAYLOR
THIS INCLUDES THE CITIES OF ADAIR, ALBIA, ALLERTON, ATLANTIC, BEDFORD, BLOOMFIELD, CARLISLE, CENTERVILLE, CHARITON, CORNING, CORYDON, CRESTON, EARLHAM, FONTANELLE, GREENFIELD, GRINNELL, HUMESTON, INDIANOLA, KNOXVILLE, LAMONI, LENOX, LEON, MOUNT AYR, NEW MARKET, NEWTON, NORWALK, OSCEOLA, OSKALOOSA, OTTUMWA, PELLA, SEYMOUR, STUART, AND WINTERSET.
- PRIMARY THREATS INCLUDE,
SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 2 INCHES IN DIAMETER POSSIBLE. SCATTERED 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 /EF2-EF5/ TORNADOES : 10% PROB OF 10 OR MORE SEVERE WIND EVENTS : 40% PROB OF 1 OR MORE WIND EVENTS >= 75 MPH : 10% PROB OF 10 OR MORE SEVERE HAIL EVENTS : 40% PROB OF 1 OR MORE HAIL EVENTS >= 2 INCHES : 30% PROB OF 6 OR MORE COMBINED SEVERE HAIL/WIND EVENTS : 70% MEAN STORM MOTION /MPH/ : E 30
THE NATIONAL WEATHER SERVICE HAS ISSUED SEVERE THUNDERSTORM WATCH 276 IN EFFECT UNTIL 3 AM CDT SATURDAY FOR THE FOLLOWING AREAS IN IOWA THIS WATCH INCLUDES 20 COUNTIES IN CENTRAL IOWA JASPER POWESHIEK IN SOUTH CENTRAL IOWA APPANOOSE CLARKE DECATUR LUCAS MADISON MAHASKA MARION MONROE RINGGOLD UNION WARREN WAYNE IN SOUTHEAST IOWA DAVIS WAPELLO IN SOUTHWEST IOWA ADAIR ADAMS CASS TAYLOR THIS INCLUDES THE CITIES OF ADAIR, ALBIA, ALLERTON, ATLANTIC, BEDFORD, BLOOMFIELD, CARLISLE, CENTERVILLE, CHARITON, CORNING, CORYDON, CRESTON, EARLHAM, FONTANELLE, GREENFIELD, GRINNELL, HUMESTON, INDIANOLA, KNOXVILLE, LAMONI, LENOX, LEON, MOUNT AYR, NEW MARKET, NEWTON, NORWALK, OSCEOLA, OSKALOOSA, OTTUMWA, PELLA, SEYMOUR, STUART, AND WINTERSET. * PRIMARY THREATS INCLUDE... SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 2 INCHES IN DIAMETER POSSIBLE. SCATTERED 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 /EF2-EF5/ TORNADOES : 10% PROB OF 10 OR MORE SEVERE WIND EVENTS : 40% PROB OF 1 OR MORE WIND EVENTS >= 75 MPH : 10% PROB OF 10 OR MORE SEVERE HAIL EVENTS : 40% PROB OF 1 OR MORE HAIL EVENTS >= 2 INCHES : 30% PROB OF 6 OR MORE COMBINED SEVERE HAIL/WIND EVENTS : 70% MEAN STORM MOTION /MPH/ : E 30
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WHAT: Flooding caused by excessive rainfall continues to be possible.
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WHERE: Portions of southern Iowa.
-
WHEN: Until 7 AM CDT Saturday.
-
IMPACTS: Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations.
-
ADDITIONAL DETAILS:
- Soils are moist and experiencing slow moving storms with heavy rainfall, which may lead to localized flash flooding, especially in areas of where heavy rain was experienced last night.
* WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of southern Iowa. * WHEN...Until 7 AM CDT Saturday. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. * ADDITIONAL DETAILS... - Soils are moist and experiencing slow moving storms with heavy rainfall, which may lead to localized flash flooding, especially in areas of where heavy rain was experienced last night.
You should monitor later forecasts and be alert for possible Flood Warnings. Those living in areas prone to flooding should be prepared to take action should flooding develop.
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