# Heat Advisory: Iowa; Johnson; Cedar; Muscatine; Scott; Keokuk; Washington; Louisa; Jefferson; Henry; Des Moines; Van Buren; Lee; Rock Island; Henry; Mercer; 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/fb4789f911bc2038

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


source: [us-gov-api](https://highsignal.app/data/us-gov-api) (us-gov-api:noaa-weather)  published 2026-08-30 20:06 ingested 2026-08-31 02:44

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

## extract

Heat Advisory — Iowa; Johnson; Cedar; Muscatine; Scott; Keokuk; Washington; Louisa; Jefferson; Henry; Des Moines; Van Buren; Lee; Rock Island; Henry; Mercer; Henderson; Warren; Hancock; McDonough; Scotland; Clark
Severity: Moderate. Certainty: Likely.
* WHAT...Heat index values up to 105 expected.

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

* WHEN...From 1 PM Monday to 7 PM CDT Wednesday.

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

* ADDITIONAL DETAILS...Thunderstorms and storm outflow may interrupt
the 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The historical document was shared with another weather alert and cannot be attributed to this record.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.