# Heat Advisory: Cuyama Valley; Santa Clarita Valley; Southern Salinas Valley; San Luis Obispo County Interior Valleys; San Luis Obispo County Mountains; Santa Barbara County Interior Mountains; Western San Fernando Valley; Eastern San Fernando Valley; Santa Susana Mountains; Southern Ventura County Mountains; Northern Ventura County Mountains; Interstate 5 Corridor; Western San Gabriel Mountains and Highway 14 Corridor; Eastern San Gabriel Mountains; Los Angeles County San Gabriel Valley — retained record

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

Canonical: https://highsignal.app/data/records/b6de461a10db0451

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


source: [us-gov-api](https://highsignal.app/data/us-gov-api) (us-gov-api:noaa-weather)  published 2026-07-07 00:20 ingested 2026-07-07 09:49

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

## extract

Heat Advisory — Cuyama Valley; Santa Clarita Valley; Southern Salinas Valley; San Luis Obispo County Interior Valleys; San Luis Obispo County Mountains; Santa Barbara County Interior Mountains; Western San Fernando Valley; Eastern San Fernando Valley; Santa Susana Mountains; Southern Ventura County Mountains; Northern Ventura County Mountains; Interstate 5 Corridor; Western San Gabriel Mountains and Highway 14 Corridor; Eastern San Gabriel Mountains; Los Angeles County San Gabriel Valley
Severity: Moderate. Certainty: Likely.
* WHAT...Temperatures from 90 to around 100 expected...except up to
105 across the warmest mountains and interior valleys of San Luis
Obispo county.

* WHERE...A portion of southwest California.

* WHEN...From 10 AM this morning to 8 PM PDT Friday.

* IMPACTS...There is a high risk for heat illness for sensitive
populations including the very young, the very old, those without
air conditioning, and those active outdoors.

* ADDITIONAL DETAILS...The warmest temperatures with this event are
expected to occur Wednesday and Thursday afternoons with only a
very modest cool down Friday providing little relief. Temperatures
are expected to cool down slightly more over the weekend, but
remain above normal into the following week.

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The historical document was shared with another weather alert and cannot be attributed to this record.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