# Heat Advisory: Greene; Macoupin; Montgomery; Bond; Fayette; Clinton; Marion; Washington; Randolph; Adams; Brown; Pike; Calhoun; Jersey; Madison; St. Clair; Monroe; Knox; Lewis; Shelby; Marion; Monroe; Ralls; Pike; Audrain; Osage; Callaway; Montgomery; Lincoln; Gasconade; Warren; St. Charles; Franklin; St. Louis; St. Louis City; Jefferson; Crawford; Washington; St. Francois; Ste. Genevieve; Iron; Madison; Reynolds — retained record

> Retained us-gov-api record from us-gov-api:noaa-weather.

Canonical: https://highsignal.app/data/records/08cf73f2cbd02ab2

[← sources](https://highsignal.app/data)


source: [us-gov-api](https://highsignal.app/data/us-gov-api) (us-gov-api:noaa-weather)  published 2026-07-25 01:28 ingested 2026-07-25 08:10

[original source ↗](http://www.weather.gov/)

## extract

Heat Advisory — Greene; Macoupin; Montgomery; Bond; Fayette; Clinton; Marion; Washington; Randolph; Adams; Brown; Pike; Calhoun; Jersey; Madison; St. Clair; Monroe; Knox; Lewis; Shelby; Marion; Monroe; Ralls; Pike; Audrain; Osage; Callaway; Montgomery; Lincoln; Gasconade; Warren; St. Charles; Franklin; St. Louis; St. Louis City; Jefferson; Crawford; Washington; St. Francois; Ste. Genevieve; Iron; Madison; Reynolds
Severity: Moderate. Certainty: Likely.
* WHAT...Heat index values up to 110 expected.

* WHERE...Portions of south central, southwest, and west central
Illinois and central, east central, northeast, and southeast
Missouri.

* WHEN...From 11 AM Sunday to 9 PM CDT Monday.

* IMPACTS...Hot temperatures and high humidity may cause heat
illnesses.

## retained text

The historical document was shared with another weather alert and cannot be attributed to this record. The original extract is preserved above; the exact alert link was not retained.