# Heat Advisory: Jefferson; Henry; Des Moines; Van Buren; Lee; Henderson; Warren; Hancock; McDonough; Scotland; Clark — retained record

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

Canonical: https://highsignal.app/data/records/cf2b37cad6b1d800

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


source: [us-gov-api](https://highsignal.app/data/us-gov-api) (us-gov-api:noaa-weather)  published 2026-08-12 01:18 ingested 2026-08-12 07:27

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

## extract

Heat Advisory — Jefferson; Henry; Des Moines; Van Buren; Lee; Henderson; Warren; Hancock; McDonough; Scotland; Clark
Severity: Moderate. Certainty: Likely.
* WHAT...Heat index values up to 105 expected.

* WHERE...Portions of west central Illinois, southeast Iowa, and
northeast Missouri.

* WHEN...From noon today to 8 PM CDT this evening.

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

* ADDITIONAL DETAILS...Heat indices may briefly exceed 105 degrees in
some areas. Thunderstorms and storm outflow may also interrupt the
high heat at times.

## 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The historical document was shared with another weather alert and cannot be attributed to this record.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.