East Bay Hills and the Diablo Range Severe Watches & Warnings NOAA Weather Radio

Watches & Warnings

Wind Advisory
Issued: 9:25 AM PST Dec. 14, 2017 – National Weather Service

... Wind Advisory in effect from 10 PM Friday to 10 am PST
Sunday...

The National Weather Service in San Francisco has issued a Wind
Advisory, which is in effect from 10 PM Friday to 10 am PST
Sunday.

* Timing: 10 PM Friday to 10 am Sunday

* location: elevations above 1,000 feet in the San Francisco and
Monterey Bay region.

* Winds: northerly winds of 20 to 35 mph with local gusts over 50
mph.

Precautionary/preparedness actions...

A Wind Advisory means that winds of 35 mph are expected. Winds
this strong can make driving difficult... especially for high
profile vehicles. Use extra caution.




Fire Weather Warning
Issued: 2:00 AM PST Dec. 15, 2017 – National Weather Service

... Red flag warning in effect from 10 PM this evening to 10 am
PST Sunday for gusty winds and low relative humidity...

The National Weather Service in San Francisco has issued a red
flag warning, which is in effect from 10 PM this evening to 10 am
PST Sunday. The Fire Weather Watch is no longer in effect.

* 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
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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