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Active official alertUpdated

Extreme Heat Warning for Knox; Stark; Peoria +32 more

Official alert fields

What you need to know

Applies to
Cass, Champaign, Christian, Clark, Clay, Coles, Crawford, Cumberland and 27 more
Effective
Ends or expires
Official severity
Severe
Official urgency
Expected
Official certainty
Likely

What is happening

What: Dangerously hot conditions with heat index values up to around 105. Expect minimal relief overnight with lows in the mid 70s. Impacts: Heat related illnesses increase significantly during extreme heat and high humidity events. Where: Portions of central, east central, southeast, and west central Illinois....

What the bulletin says to do

Drink plenty of fluids, stay in an air-conditioned room, stay out of the sun, and check up on relatives and neighbors.

Full official description

Bulletin details

* WHAT...Dangerously hot conditions with heat index values up to around 105. Expect minimal relief overnight with lows in the mid 70s. * WHERE...Portions of central, east central, southeast, and west central Illinois. * WHEN...Until 7 PM CDT Friday. * IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.

Official geometry where available

Alert boundary

Lifecycle record

Official revisions

1 captured
  1. Alert

    Extreme Heat Warning issued September 2 at 11:14AM CDT until September 4 at 7:00PM CDT by NWS Lincoln IL

    Official revision

Source and limitations

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

CAP status
Actual
Message type
Alert
Last collected
Methodology and corrections