# Heat Advisory: Ellis; Woodward; Major; Garfield; Roger Mills; Dewey; Custer; Blaine; Kingfisher; Logan; Caddo; Canadian; Oklahoma; Lincoln; Grady; McClain; Cleveland; Pottawatomie; Seminole; Hughes; Garvin; Murray; Pontotoc — retained record

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

Canonical: https://highsignal.app/data/records/811937dee864f3c7

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


source: [us-gov-api](https://highsignal.app/data/us-gov-api) (us-gov-api:noaa-weather)  published 2026-08-22 23:02 ingested 2026-08-23 06:37

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

## extract

Heat Advisory — Ellis; Woodward; Major; Garfield; Roger Mills; Dewey; Custer; Blaine; Kingfisher; Logan; Caddo; Canadian; Oklahoma; Lincoln; Grady; McClain; Cleveland; Pottawatomie; Seminole; Hughes; Garvin; Murray; Pontotoc
Severity: Moderate. Certainty: Likely.
* WHAT...Heat index values up to 108 expected.

* WHERE...Portions of central, east central, northern, northwest,
southeast, southern, southwest, and western Oklahoma.

* WHEN...From noon to 8 PM CDT Sunday.

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The historical document was shared with another weather alert and cannot be attributed to this record.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