# Red Flag Warning: Surprise Valley California; Eastern Lassen County; Northern Washoe County — retained record

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

Canonical: https://highsignal.app/data/records/00fcee41021a257c

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


source: [us-gov-api](https://highsignal.app/data/us-gov-api) (us-gov-api:noaa-weather)  published 2026-09-12 02:08 ingested 2026-09-13 02:50

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

## extract

Red Flag Warning — Surprise Valley California; Eastern Lassen County; Northern Washoe County
Severity: Severe. Certainty: Likely.
* CHANGES...None.

* Affected Area...Fire Weather Zone 270 Surprise Valley
California, Fire Weather Zone 278 Eastern Lassen County, Fire
Weather Zone 458 Northern Washoe County.

* Winds...Southwest 20 to 30 mph with gusts of 40 to 50 mph.

* Humidity...RH reductions to 15 to 20 percent in the afternoon.
Nighttime recoveries of 50 to 80 percent Sunday morning.

* Duration...4 to 8 hours.

* Impacts...The combination of strong winds and low humidity can
cause fire to rapidly grow in size and intensity before first
responders can contain them.

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The historical document was shared with another weather alert and cannot be attributed to this record.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