...THE TORNADO WARNING FOR NORTHEASTERN BLACK HAWK AND SOUTHEASTERN BREMER COUNTIES WILL EXPIRE AT 515 PM CDT... The storm which prompted the warning has moved out of the area. Therefore, the warning will be allowed to expire. A Tornado Watch remains in effect until 800 PM CDT for northeastern Iowa.
THE NATIONAL WEATHER SERVICE HAS ISSUED TORNADO WATCH 446 IN EFFECT UNTIL 8 PM CDT THIS EVENING FOR THE FOLLOWING AREAS IN IOWA THIS WATCH INCLUDES 8 COUNTIES IN CENTRAL IOWA GRUNDY HARDIN MARSHALL TAMA IN NORTH CENTRAL IOWA BUTLER FRANKLIN IN NORTHEAST IOWA BLACK HAWK BREMER THIS INCLUDES THE CITIES OF ACKLEY, ALLISON, APLINGTON, CEDAR FALLS, CLARKSVILLE, CONRAD, DIKE, DUMONT, DYSART, ELDORA, GLADBROOK, GREENE, GRUNDY CENTER, HAMPTON, IOWA FALLS, MARSHALLTOWN, PARKERSBURG, REINBECK, SHELL ROCK, TAMA, TOLEDO, TRAER, WATERLOO, WAVERLY, AND WELLSBURG. * PRIMARY THREATS INCLUDE... A COUPLE TORNADOES POSSIBLE. SCATTERED DAMAGING WIND GUSTS TO 70 MPH LIKELY. SCATTERED LARGE HAIL AND ISOLATED VERY LARGE HAIL EVENTS TO 2 INCHES IN DIAMETER POSSIBLE. PROBABILITY TABLE: PROB OF 2 OR MORE TORNADOES : 40% PROB OF 1 OR MORE STRONG /EF2-EF5/ TORNADOES : 20% PROB OF 10 OR MORE SEVERE WIND EVENTS : 60% PROB OF 1 OR MORE WIND EVENTS >= 75 MPH : 20% 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 : 90% MEAN STORM MOTION /MPH/ : E 35
...The National Weather Service in Des Moines IA has issued a Flood Warning for the following rivers in Iowa... Cedar River at Cedar Falls affecting Black Hawk County. Cedar River at Janesville affecting Bremer, Butler and Black Hawk Counties. Cedar River at Waterloo affecting Black Hawk County. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. River forecasts include observed precipitation plus forecast precipitation over the next 24 hours. && ...FLOOD WARNING IN EFFECT FROM LATE SUNDAY NIGHT TO THURSDAY EVENING... ...REPLACES RIVER FLOOD WATCH... * WHAT...Minor flooding is forecast. * WHERE...The Cedar River at Waterloo, or from the Waterloo-Cedar Falls city limits to Spring Creek near La Porte City. * WHEN...From late Sunday night to Thursday evening. * IMPACTS...At 17.0 feet, Many storm sewers are closed along the Cedar River. At 18.0 feet, The access road to wastewater treatment plant is closed. * ADDITIONAL DETAILS... - At 11:00 AM CDT Saturday the stage was 8.5 feet. - Forecast...The river is expected to rise above flood stage early Monday morning to a crest of 18.0 feet Tuesday morning. It will then fall below flood stage Thursday morning. - Flood stage is 13.0 feet. &&
...The National Weather Service in Des Moines IA has issued a Flood Warning for the following rivers in Iowa... Cedar River at Cedar Falls affecting Black Hawk County. Cedar River at Janesville affecting Bremer, Butler and Black Hawk Counties. Cedar River at Waterloo affecting Black Hawk County. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. River forecasts include observed precipitation plus forecast precipitation over the next 24 hours. && ...FLOOD WARNING IN EFFECT FROM SUNDAY AFTERNOON TO FRIDAY EVENING... ...REPLACES RIVER FLOOD WATCH... * WHAT...Major flooding is forecast. * WHERE...The Cedar River at Cedar Falls, or from the West Fork Cedar River to the Cedar Falls-Waterloo city limits. * WHEN...From Sunday afternoon to Friday evening. * IMPACTS...At 94.9 feet, Water affects Fitkin Rd. At 95.4 feet, Water affects Waterloo Rd at Utility Parkway. At 95.9 feet, Water affects Lone Tree Rd...the 200 and 300 blocks of Lone Tree Rd and the 2000 block of Lincoln St east of 1821 Lincoln St. Waterloo Rd is closed at Cedar Falls Utilities. Water affects trailers at 1002 Clair St as well as the south end of Timothy St. * ADDITIONAL DETAILS... - At 10:45 AM CDT Saturday the stage was 84.4 feet. - Forecast...The river is expected to rise above flood stage tomorrow afternoon to a crest of 95.4 feet Tuesday morning. It will then fall below flood stage Friday morning. - Flood stage is 89.0 feet. - Flood History...This crest compares to a previous crest of 95.4 feet on 09/23/2018. &&
...The National Weather Service in Des Moines IA has issued a Flood Warning for the following rivers in Iowa... Cedar River at Cedar Falls affecting Black Hawk County. Cedar River at Janesville affecting Bremer, Butler and Black Hawk Counties. Cedar River at Waterloo affecting Black Hawk County. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. River forecasts include observed precipitation plus forecast precipitation over the next 24 hours. && ...FLOOD WARNING IN EFFECT FROM SUNDAY EVENING TO LATE TUESDAY EVENING... ...REPLACES RIVER FLOOD WATCH... * WHAT...Moderate flooding is forecast. * WHERE...The Cedar River at Janesville, or from Quarter Section Run to the West Fork Cedar River. * WHEN...From Sunday evening to late Tuesday evening. * IMPACTS...At 13.0 feet, Water affects W 3rd St and may result in evacuation of a trailer court in Janesville. Water also affects much of the Janesville city park as well as nearby gravel roads. At 14.0 feet, Water threatens areas of Janesville south of 8th St. * ADDITIONAL DETAILS... - At 9:45 AM CDT Saturday the stage was 5.0 feet. - Forecast...The river is expected to rise above flood stage late tomorrow evening to a crest of 15.8 feet early Monday afternoon. It will then fall below flood stage late Tuesday morning. - Flood stage is 13.0 feet. &&
...The National Weather Service in Des Moines IA has issued a Flood Warning for the following rivers in Iowa... Shell Rock River at Shell Rock affecting Bremer, Butler and Black Hawk Counties. PRECAUTIONARY/PREPAREDNESS ACTIONS... 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. River forecasts include observed precipitation plus forecast precipitation over the next 24 hours. && ...FLOOD WARNING IN EFFECT FROM LATE TONIGHT TO EARLY FRIDAY MORNING... ...REPLACES RIVER FLOOD WATCH... * WHAT...Minor flooding is forecast. * WHERE...The Shell Rock River at Shell Rock, or from Flood Creek near Clarksville to the Cedar River. * WHEN...From late tonight to early Friday morning. * IMPACTS...At 14.0 feet, Flooding occurs in Shell Rock primarily in residential yards. * ADDITIONAL DETAILS... - At 10:45 AM CDT Saturday the stage was 9.8 feet. - Forecast...The river is expected to rise above flood stage late tonight to a crest of 14.4 feet early Monday afternoon. It will then fall below flood stage Thursday afternoon. - Flood stage is 12.0 feet. &&
.Much of the overnight rainfall has ended, but additional shower and thunderstorm chances are expected to develop early this afternoon and into the evening. Additional rainfall of 1 to 2" is likely, with locally higher amounts possible. If you live in or near the watch, please continue to monitor the weather closely today. ...FLOOD WATCH NOW IN EFFECT UNTIL 7 PM CDT THIS EVENING... * WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of central, north central, northeast, and northwest Iowa, including the following counties, in central Iowa, Grundy, Hamilton, Hardin and Webster. In north central Iowa, Butler, Franklin, Humboldt and Wright. In northeast Iowa, Black Hawk and Bremer. In northwest Iowa, Pocahontas. * 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. Creeks and streams may rise out of their banks. Flooding may occur in poor drainage and urban areas. Low-water crossings may be flooded. Extensive street flooding and flooding of creeks and rivers are possible. * ADDITIONAL DETAILS... - Showers and thunderstorms developing this afternoon and evening may bring additional rainfall of 1 to 2" or more to areas that saw heavy rainfall last night. This may delay improvement to any ongoing flood conditions and lead to brief flooding or ponding of water as storms pass through. PRECAUTIONARY/PREPAREDNESS ACTIONS... For the latest river and stream observations and forecasts refer to weather.gov/desmoines/water. &&
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