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Ended official alertUpdated

Flood Warning for Cook, IL; Lake, IN

This alert has ended.Kept for recent context. Do not use it as a current warning.

Official alert fields

What you need to know

Applies to
Cook, Lake
Effective
Ended
Official severity
Severe
Official urgency
Immediate
Official certainty
Observed

What is happening

What: Minor flooding is forecast. Impacts: At 12.5 feet, Most areas outside of the levee-protected area are inundated in Hammond and Munster. Where: Little Calumet River from IN-912 in Hammond downstream to confluence with Thorn Creek in South Holland, including the Munster (Hohman Avenue) gauge. When: Until late...

What the bulletin says to do

A Flood Warning means water levels above flood stage are imminent or may already be occurring. Persons along rivers and streams in the warned area should take immediate precautions to protect life and property. These forecasts are based on observed precipitation as well as forecast precipitation 24 hours into the future. Changes to the rainfall forecast, or any additional rainfall after 24 hours, may cause changes to these river forecasts. Additional information is available at www.weather.gov. The next statement will be issued by Tuesday morning.

Full official description

Bulletin details

...The Flood Warning continues for the following rivers in Illinois...Indiana... Little Calumet River at Munster (Hohman Avenue) affecting Cook and Lake IN Counties. For the Little Calumet River...including Munster (Hohman Avenue)... Minor flooding is forecast. * WHAT...Minor flooding is forecast. * WHERE...Little Calumet River from IN-912 in Hammond downstream to confluence with Thorn Creek in South Holland, including the Munster (Hohman Avenue) gauge. * WHEN...Until late Tuesday morning. * IMPACTS...At 12.5 feet, Most areas outside of the levee-protected area are inundated in Hammond and Munster. * ADDITIONAL DETAILS... At 7:00 PM CDT Monday the stage was 10.8 feet. Forecast...The river is expected to rise above flood stage late this evening to a crest of 12.3 feet just after midnight tonight. It will then fall below flood stage Tuesday morning. Flood stage is 12.0 feet. http://www.weather.gov/safety/flood

Lifecycle record

Official revisions

2 captured
  1. Update

    Flood Warning issued July 27 at 7:59PM CDT until July 28 at 10:00AM CDT by NWS Chicago IL

    Official revision
  2. Alert

    Flood Warning issued July 27 at 3:09PM CDT until July 28 at 1:00PM CDT by NWS Chicago IL

    Official revision

Source and limitations

Publisher: Weather Alert Watch. Primary source: NWS Chicago IL. This page reorganizes official fields and does not add a forecast or expand the affected area.

CAP status
Actual
Message type
Update
Last collected
Methodology and corrections