# Extreme Heat Warning: Sioux; O'Brien; Clay; Plymouth; Cherokee; Buena Vista; Woodbury; Ida; Dakota; Union — retained record

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

Canonical: https://highsignal.app/data/records/491629434a263749

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


source: [us-gov-api](https://highsignal.app/data/us-gov-api) (us-gov-api:noaa-weather)  published 2026-06-29 04:01 ingested 2026-06-29 10:39

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

## extract

Extreme Heat Warning — Sioux; O'Brien; Clay; Plymouth; Cherokee; Buena Vista; Woodbury; Ida; Dakota; Union
Severity: Severe. Certainty: Likely.
* WHAT...Dangerously hot conditions with heat index values up to 108.

* WHERE...Portions of northwest and west central Iowa, northeast
Nebraska, and southeast South Dakota.

* WHEN...Until 9 PM CDT this evening.

* IMPACTS...Heat related illnesses increase significantly during
extreme heat and high humidity events.

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The historical document was shared with another weather alert and cannot be attributed to this record.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