A moderate risk of heavy rainfall and flash flooding is forecast over northern Iowa later today and overnight. Storms will be redeveloping this afternoon, with the heaviest rainfall expected later this evening to early Saturday morning. Some uncertainty remains as to the exact axis of heaviest rainfall, but current indications are that the heaviest rainfall in north central Iowa will be generally between Highway 20 and the Iowa Minnesota border. If you live in or near the watch, please monitor the weather closely this afternoon and tonight. Review flooding safety plans now and be prepared if you must take action.
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WHAT: Flooding caused by excessive rainfall continues to be possible.
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WHERE: Portions of central, north central, northeast, northwest, and west central 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. In west central Iowa, Calhoun and Sac.
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WHEN: From 7 PM CDT this evening through Saturday afternoon.
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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.
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ADDITIONAL DETAILS:
- Expected rainfall totals may reach 3 to 7 inches in some areas with locally higher amounts are possible. Rapid rises in creeks, streams and urban flooding will be possible. Field flooding and washed out county roads will also be possible. Rainfall rates may approach 2 inches per hour in the heavier storms. Nighttime flooding is especially dangerous due to the lack of light and ability to see flooding impacts.
A moderate risk of heavy rainfall and flash flooding is forecast over northern Iowa later today and overnight. Storms will be redeveloping this afternoon, with the heaviest rainfall expected later this evening to early Saturday morning. Some uncertainty remains as to the exact axis of heaviest rainfall, but current indications are that the heaviest rainfall in north central Iowa will be generally between Highway 20 and the Iowa Minnesota border. If you live in or near the watch, please monitor the weather closely this afternoon and tonight. Review flooding safety plans now and be prepared if you must take action. * WHAT...Flooding caused by excessive rainfall continues to be possible. * WHERE...Portions of central, north central, northeast, northwest, and west central 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. In west central Iowa, Calhoun and Sac. * WHEN...From 7 PM CDT this evening through Saturday afternoon. * 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... - Expected rainfall totals may reach 3 to 7 inches in some areas with locally higher amounts are possible. Rapid rises in creeks, streams and urban flooding will be possible. Field flooding and washed out county roads will also be possible. Rainfall rates may approach 2 inches per hour in the heavier storms. Nighttime flooding is especially dangerous due to the lack of light and ability to see flooding impacts.
For the latest river and stream observations and forecasts refer to weather.gov/desmoines/water.
The National Weather Service in Des Moines IA has issued a Flood Watch for the following rivers in Iowa
East Fork Des Moines River at Dakota City affecting Humboldt County.
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These forecasts are highly dependent on forecast rainfall amounts through Sunday morning, therefore the crest values are conditional on the forecast rainfall occurring.
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WHAT: Flooding is possible.
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WHERE: The East Fork Des Moines River at Dakota City, or from Highway C26 to the West Fork Des Moines River.
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WHEN: From late Tuesday night until further notice.
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IMPACTS: At 20.0 feet, Water affects the city park and large amounts of agricultural land. The City of Dakota City is situated on locally high ground and is generally not affected by flooding at this stage.
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ADDITIONAL DETAILS:
- At 11:00 AM CDT Friday the stage was 12.2 feet.
- Forecast: Flood stage may be reached early Wednesday morning.
- Flood stage is 20.0 feet.
...The National Weather Service in Des Moines IA has issued a Flood Watch for the following rivers in Iowa... East Fork Des Moines River at Dakota City affecting Humboldt County. .These forecasts are highly dependent on forecast rainfall amounts through Sunday morning, therefore the crest values are conditional on the forecast rainfall occurring. * WHAT...Flooding is possible. * WHERE...The East Fork Des Moines River at Dakota City, or from Highway C26 to the West Fork Des Moines River. * WHEN...From late Tuesday night until further notice. * IMPACTS...At 20.0 feet, Water affects the city park and large amounts of agricultural land. The City of Dakota City is situated on locally high ground and is generally not affected by flooding at this stage. * ADDITIONAL DETAILS... - At 11:00 AM CDT Friday the stage was 12.2 feet. - Forecast...Flood stage may be reached early Wednesday morning. - Flood stage is 20.0 feet.
For the latest river and stream observations and forecasts refer to weather.gov/desmoines/water. River forecasts include observed precipitation plus forecast precipitation through Sunday morning.
The National Weather Service in Des Moines IA has issued a Flood Warning for the following rivers in Iowa
West Fork Des Moines River at Emmetsburg affecting Palo Alto and Pocahontas Counties.
West Fork Des Moines River at Humboldt affecting Humboldt County.
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Moderate to major flooding is expected along the West Fork Des Moines River. These crest forecasts may approach the flood of record at some locations.
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WHAT: Major flooding is forecast. This approaches the flood of record.
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WHERE: The West Fork Des Moines River at Humboldt, or from Joe Reasoner Dam to the East Fork Des Moines River.
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WHEN: From Saturday morning until further notice.
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IMPACTS: At 13.0 feet, Flooding affects streets from S 13th Ave southward. At 14.5 feet, Water affects houses along W River Dr.
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ADDITIONAL DETAILS:
- At 11:15 AM CDT Friday the stage was 9.1 feet.
- Forecast: The river is expected to rise above flood stage tomorrow morning and continue rising to a crest of 14.9 feet Wednesday morning.
- Flood stage is 10.0 feet.
...The National Weather Service in Des Moines IA has issued a Flood Warning for the following rivers in Iowa... West Fork Des Moines River at Emmetsburg affecting Palo Alto and Pocahontas Counties. West Fork Des Moines River at Humboldt affecting Humboldt County. .Moderate to major flooding is expected along the West Fork Des Moines River. These crest forecasts may approach the flood of record at some locations. * WHAT...Major flooding is forecast. This approaches the flood of record. * WHERE...The West Fork Des Moines River at Humboldt, or from Joe Reasoner Dam to the East Fork Des Moines River. * WHEN...From Saturday morning until further notice. * IMPACTS...At 13.0 feet, Flooding affects streets from S 13th Ave southward. At 14.5 feet, Water affects houses along W River Dr. * ADDITIONAL DETAILS... - At 11:15 AM CDT Friday the stage was 9.1 feet. - Forecast...The river is expected to rise above flood stage tomorrow morning and continue rising to a crest of 14.9 feet Wednesday morning. - Flood stage is 10.0 feet.
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 through Sunday morning.
The National Weather Service in Des Moines IA has issued a Flood Warning for the following rivers in Iowa
Des Moines River at Fort Dodge affecting Webster County.
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WHAT: Minor flooding is forecast.
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WHERE: The Des Moines River at Fort Dodge, or from the municipal power dam to Lehigh.
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WHEN: From Sunday afternoon until further notice.
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IMPACTS: At 15.0 feet, Water affects some residences in Lehigh and may affect Riverside Dr in northern Webster County.
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ADDITIONAL DETAILS:
- At 11:00 AM CDT Friday the stage was 7.9 feet.
- Forecast: The river is expected to rise above flood stage Sunday afternoon and continue rising to a crest of 15.4 feet Wednesday evening.
- Flood stage is 10.5 feet. Moderate Flood Stage is x ft. 0 1 None None 10.5
...The National Weather Service in Des Moines IA has issued a Flood Warning for the following rivers in Iowa... Des Moines River at Fort Dodge affecting Webster County. * WHAT...Minor flooding is forecast. * WHERE...The Des Moines River at Fort Dodge, or from the municipal power dam to Lehigh. * WHEN...From Sunday afternoon until further notice. * IMPACTS...At 15.0 feet, Water affects some residences in Lehigh and may affect Riverside Dr in northern Webster County. * ADDITIONAL DETAILS... - At 11:00 AM CDT Friday the stage was 7.9 feet. - Forecast...The river is expected to rise above flood stage Sunday afternoon and continue rising to a crest of 15.4 feet Wednesday evening. - Flood stage is 10.5 feet. Moderate Flood Stage is x ft. 0 1 None None 10.5
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 through Sunday morning.
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