San Miguel and Santa Rosa Islands Severe Watches & Warnings NOAA Weather Radio

Watches & Warnings

Fire Weather Warning
Issued: 4:01 AM PST Dec. 16, 2017 – National Weather Service

... Red flag warning remains in effect until 10 am PST Sunday for
gusty winds and low relative humidity...

* wind... northerly winds of 15 to 30 mph with local gusts over
50 mph. Strongest gusts will be over the North Bay mountains
and East Bay hills.

* Humidity... minimum humidity readings of 10 to 20% during the
day. Nighttime maximum humidity readings will likely recover
early in the night then drop of 25 to 35%.

* Highest threat... elevations above 1000 ft, especially the
North Bay mountains and East Bay hills.

* Impacts... any fires that develop will likely spread rapidly.
Outdoor burning is not recommended.

Precautionary/preparedness actions...

A red flag warning means that critical fire weather conditions
are either occurring now... or will shortly. A combination of
strong winds... low relative humidity... and warm temperatures can
contribute to extreme fire behavior.

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Cities Affected