# Heat Advisory: San Bernardino County Mountains — retained record

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

Canonical: https://highsignal.app/data/records/c5aadf887974579d

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


source: [us-gov-api](https://highsignal.app/data/us-gov-api) (us-gov-api:noaa-weather)  published 2026-08-23 21:40 ingested 2026-08-24 06:52

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

## extract

Heat Advisory — San Bernardino County Mountains
Severity: Moderate. Certainty: Likely.
* WHAT...Temperatures in the mid to upper 90s below 5000 ft MSL.

* WHERE...San Bernardino County Mountains.

* WHEN...For the Heat Advisory, until 10 AM PDT Tuesday. For the
Extreme Heat Watch, from Tuesday morning through Friday evening.

* IMPACTS...Heat related illnesses increase significantly during
extreme heat events. Hot temperatures 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The historical document was shared with another weather alert and cannot be attributed to this record.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.