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Extreme Heat Warning
ActiveClinton; Washington; Randolph; Madison; St. Clair
Status
In Progress
Started about 3 hours ago
Ends
Issued
Severity
Severe
Urgency
Expected
Certainty
Likely
Details
* WHAT...Dangerously hot conditions with heat index values up to 110.
* WHERE...Portions of south central and southwest Illinois and central and east central Missouri.
* WHEN...Until 8 PM CDT Wednesday.
* IMPACTS...Heat related illnesses increase significantly during extreme heat and high humidity events.
Data from the National Weather Service
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