THE NATIONAL WEATHER SERVICE HAS ISSUED TORNADO WATCH 277 IN EFFECT UNTIL 9 PM CDT THIS EVENING FOR THE FOLLOWING AREAS
IN IOWA THIS WATCH INCLUDES 32 COUNTIES
IN CENTRAL IOWA
BOONE DALLAS GRUNDY HAMILTON HARDIN JASPER MARSHALL POLK STORY WEBSTER
IN NORTH CENTRAL IOWA
BUTLER CERRO GORDO FRANKLIN HANCOCK HUMBOLDT KOSSUTH WINNEBAGO WORTH WRIGHT
IN NORTHEAST IOWA
BREMER
IN NORTHWEST IOWA
EMMET 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, CLARION, CLARKSVILLE, CLEAR LAKE, CONRAD, DENISON, DES MOINES, DIKE, DUMONT, EAGLE GROVE, EARLY, ELDORA, EMMETSBURG, ESTHERVILLE, EXIRA, FONDA, FONTANELLE, FOREST CITY, FORT DODGE, GARNER, GILMORE CITY, GREENE, GREENFIELD, GRUNDY CENTER, GUTHRIE CENTER, HAMPTON, HUMBOLDT, IOWA FALLS, JEFFERSON, KANAWHA, LAKE CITY, LAKE MILLS, LAKE VIEW, LAURENS, MANLY, MANSON, MARSHALLTOWN, MASON CITY, NEWTON, NORTHWOOD, ODEBOLT, PANORA, PARKERSBURG, PERRY, POCAHONTAS, POMEROY, REINBECK, ROCKWELL CITY, ROLFE, SAC CITY, SCHALLER, SHELL ROCK, STUART, WALL LAKE, WAUKEE, WAVERLY, WEBSTER CITY, AND WELLSBURG.
THIS IS A PARTICULARLY DANGEROUS SITUATION. STRONG LONG LIVED TORNADOES MAY OCCUR
- PRIMARY THREATS INCLUDE,
SEVERAL TORNADOES AND A FEW INTENSE TORNADOES LIKELY. WIDESPREAD DAMAGING WINDS AND ISOLATED SIGNIFICANT GUSTS TO 90 MPH LIKELY. SCATTERED LARGE HAIL LIKELY WITH ISOLATED VERY LARGE HAIL EVENTS TO 4 INCHES IN DIAMETER POSSIBLE.
PROBABILITY TABLE: PROB OF 2 OR MORE TORNADOES : 90% PROB OF 1 OR MORE STRONG /EF2-EF5/ TORNADOES : 80% PROB OF 10 OR MORE SEVERE WIND EVENTS : 80% PROB OF 1 OR MORE WIND EVENTS >= 75 MPH : 60% PROB OF 10 OR MORE SEVERE HAIL EVENTS : 60% PROB OF 1 OR MORE HAIL EVENTS >= 2 INCHES : 50% PROB OF 6 OR MORE COMBINED SEVERE HAIL/WIND EVENTS : >95% MEAN STORM MOTION /MPH/ : NE 50
THE NATIONAL WEATHER SERVICE HAS ISSUED TORNADO WATCH 277 IN EFFECT UNTIL 9 PM CDT THIS EVENING FOR THE FOLLOWING AREAS IN IOWA THIS WATCH INCLUDES 32 COUNTIES IN CENTRAL IOWA BOONE DALLAS GRUNDY HAMILTON HARDIN JASPER MARSHALL POLK STORY WEBSTER IN NORTH CENTRAL IOWA BUTLER CERRO GORDO FRANKLIN HANCOCK HUMBOLDT KOSSUTH WINNEBAGO WORTH WRIGHT IN NORTHEAST IOWA BREMER IN NORTHWEST IOWA EMMET 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, CLARION, CLARKSVILLE, CLEAR LAKE, CONRAD, DENISON, DES MOINES, DIKE, DUMONT, EAGLE GROVE, EARLY, ELDORA, EMMETSBURG, ESTHERVILLE, EXIRA, FONDA, FONTANELLE, FOREST CITY, FORT DODGE, GARNER, GILMORE CITY, GREENE, GREENFIELD, GRUNDY CENTER, GUTHRIE CENTER, HAMPTON, HUMBOLDT, IOWA FALLS, JEFFERSON, KANAWHA, LAKE CITY, LAKE MILLS, LAKE VIEW, LAURENS, MANLY, MANSON, MARSHALLTOWN, MASON CITY, NEWTON, NORTHWOOD, ODEBOLT, PANORA, PARKERSBURG, PERRY, POCAHONTAS, POMEROY, REINBECK, ROCKWELL CITY, ROLFE, SAC CITY, SCHALLER, SHELL ROCK, STUART, WALL LAKE, WAUKEE, WAVERLY, WEBSTER CITY, AND WELLSBURG. ...THIS IS A PARTICULARLY DANGEROUS SITUATION. STRONG LONG LIVED TORNADOES MAY OCCUR... * PRIMARY THREATS INCLUDE... SEVERAL TORNADOES AND A FEW INTENSE TORNADOES LIKELY. WIDESPREAD DAMAGING WINDS AND ISOLATED SIGNIFICANT GUSTS TO 90 MPH LIKELY. SCATTERED LARGE HAIL LIKELY WITH ISOLATED VERY LARGE HAIL EVENTS TO 4 INCHES IN DIAMETER POSSIBLE. PROBABILITY TABLE: PROB OF 2 OR MORE TORNADOES : 90% PROB OF 1 OR MORE STRONG /EF2-EF5/ TORNADOES : 80% PROB OF 10 OR MORE SEVERE WIND EVENTS : 80% PROB OF 1 OR MORE WIND EVENTS >= 75 MPH : 60% PROB OF 10 OR MORE SEVERE HAIL EVENTS : 60% PROB OF 1 OR MORE HAIL EVENTS >= 2 INCHES : 50% PROB OF 6 OR MORE COMBINED SEVERE HAIL/WIND EVENTS : >95% MEAN STORM MOTION /MPH/ : NE 50
SVRDMX
The National Weather Service in Des Moines has issued a
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Severe Thunderstorm Warning for, Eastern Polk County in central Iowa, Eastern Story County in central Iowa, Marshall County in central Iowa, Southeastern Hardin County in central Iowa, Northwestern Marion County in south central Iowa, Southwestern Grundy County in central Iowa, Jasper County in central Iowa, Eastern Warren County in south central Iowa,
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Until 530 PM CDT.
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At 443 PM CDT, severe thunderstorms were located along a line extending from near Roland to Milo, moving northeast at 65 mph.
HAZARD,60 mph wind gusts and quarter size hail.
SOURCE,Radar indicated.
IMPACT,Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees.
- Locations impacted include, Marshalltown, Newton, Altoona, Pleasant Hill, Nevada, Grundy Center, Carlisle, Bondurant, Mitchellville, Colfax, Monroe, Pleasantville, Prairie City, State Center, Conrad, Baxter, Adventureland Amusement Park, Iowa Speedway, Prairie Meadows, and Rock Creek Lake.
This includes Interstate 80 between mile markers 141 and 180.
SVRDMX The National Weather Service in Des Moines has issued a * Severe Thunderstorm Warning for... Eastern Polk County in central Iowa... Eastern Story County in central Iowa... Marshall County in central Iowa... Southeastern Hardin County in central Iowa... Northwestern Marion County in south central Iowa... Southwestern Grundy County in central Iowa... Jasper County in central Iowa... Eastern Warren County in south central Iowa... * Until 530 PM CDT. * At 443 PM CDT, severe thunderstorms were located along a line extending from near Roland to Milo, moving northeast at 65 mph. HAZARD...60 mph wind gusts and quarter size hail. SOURCE...Radar indicated. IMPACT...Hail damage to vehicles is expected. Expect wind damage to roofs, siding, and trees. * Locations impacted include... Marshalltown, Newton, Altoona, Pleasant Hill, Nevada, Grundy Center, Carlisle, Bondurant, Mitchellville, Colfax, Monroe, Pleasantville, Prairie City, State Center, Conrad, Baxter, Adventureland Amusement Park, Iowa Speedway, Prairie Meadows, and Rock Creek Lake. This includes Interstate 80 between mile markers 141 and 180.
Remain alert for a possible tornado! Tornadoes can develop quickly from severe thunderstorms. If you spot a tornado go at once into the basement or small central room in a sturdy structure. For your protection move to an interior room on the lowest floor of a building. A Tornado Watch remains in effect until 900 PM CDT for central and south central Iowa.
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WHAT: Flooding caused by excessive rainfall continues.
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WHERE: Portions of central, north central, and northeast Iowa, including the following counties, in central Iowa, Grundy, Hardin, Jasper, Marshall, Polk, Poweshiek, Story and Tama. In north central Iowa, Butler and Franklin. In northeast Iowa, Black Hawk and Bremer.
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WHEN: Until 1115 PM CDT Tuesday.
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IMPACTS: Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. Numerous roads remain closed due to flooding. Streams continue to rise due to excess runoff from earlier rainfall. It will take several hours for all the water from these storms to work through local drainage systems in urban areas.
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ADDITIONAL DETAILS:
- At 425 PM CDT, Emergency management reported ongoing flooding across the warned area. Several road closures, road washouts and isolated landslides have been reported. Additional rainfall of around 1 inch over the next few hours may lead to renewed, additional or worse flooding.
* WHAT...Flooding caused by excessive rainfall continues. * WHERE...Portions of central, north central, and northeast Iowa, including the following counties, in central Iowa, Grundy, Hardin, Jasper, Marshall, Polk, Poweshiek, Story and Tama. In north central Iowa, Butler and Franklin. In northeast Iowa, Black Hawk and Bremer. * WHEN...Until 1115 PM CDT Tuesday. * IMPACTS...Flooding of rivers, creeks, streams, and other low-lying and flood-prone locations is imminent or occurring. Numerous roads remain closed due to flooding. Streams continue to rise due to excess runoff from earlier rainfall. It will take several hours for all the water from these storms to work through local drainage systems in urban areas. * ADDITIONAL DETAILS... - At 425 PM CDT, Emergency management reported ongoing flooding across the warned area. Several road closures, road washouts and isolated landslides have been reported. Additional rainfall of around 1 inch over the next few hours may lead to renewed, additional or worse flooding.
For the latest river and 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.
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WHAT: Flash flooding caused by excessive rainfall continues to be possible.
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WHERE: Much of central Iowa.
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WHEN: Until 7 PM CDT this evening.
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IMPACTS: Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas.
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ADDITIONAL DETAILS:
- Rainfall of 3 to 5 inches with isolated higher amounts fell over parts of central Iowa last night into this morning and led to flash flooding in some areas. Additional round of storms is expected this afternoon that may cause new flash flooding or prolong or renew flash flooding in areas that experienced flash flooding earlier.
* WHAT...Flash flooding caused by excessive rainfall continues to be possible. * WHERE...Much of central Iowa. * WHEN...Until 7 PM CDT this evening. * IMPACTS...Excessive runoff may result in flooding of rivers, creeks, streams, and other low-lying and flood-prone locations. Flooding may occur in poor drainage and urban areas. * ADDITIONAL DETAILS... - Rainfall of 3 to 5 inches with isolated higher amounts fell over parts of central Iowa last night into this morning and led to flash flooding in some areas. Additional round of storms is expected this afternoon that may cause new flash flooding or prolong or renew flash flooding in areas that experienced flash flooding earlier.
You should monitor later forecasts and be prepared to take action should Flash Flood Warnings be issued. For the latest river and stream observations and forecasts refer to weather.gov/desmoines/water.
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