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Weather Alerts for Santa Clara Valley

Issued by the National Weather Service

Fire Weather Watch  FIRE WEATHER WATCH   Fire Weather Watch
SANTA CLARA VALLEY

Areas Affected:
East Bay Hills and the Diablo Range - North Bay Mountains
Effective: Mon, 9/23 9:00pm Updated: Sat, 9/21 1:30pm Urgency: Future
Expires: Wed, 9/25 5:00am Severity:  Moderate  Certainty: Possible

 
Details:
...Fire Weather Watch for the North Bay Mountains, East Bay Hills,
and Diablo Range Monday night through early Wednesday morning...
.Gusty north to northeast winds along with poor overnight humidity
recoveries could bring critical fire weather conditions over the
North and East Bay Hills from Monday night to early Wednesday
morning. Additionally, hot afternoon high temperatures on Tuesday
and daytime low humidity values in the teens will contribute to
fire weather concerns.
...FIRE WEATHER WATCH IN EFFECT FROM MONDAY EVENING THROUGH LATE
TUESDAY NIGHT FOR DRY OFFSHORE WINDS AND LOW HUMIDITY FOR FIRE
WEATHER ZONES 507 AND 511...
The National Weather Service in San Francisco has issued a Fire
Weather Watch, which is in effect from Monday evening through
late Tuesday night.
* AFFECTED AREA...The North Bay Mountains and East Bay Hills &
Diablo Range above 1000 feet. Fire weather zones 507 and 511.
* WIND...North to Northeast winds 10 to 25 mph with gusts 30 to 35
mph, and locally to 40 mph in the North Bay Mountains.
* HUMIDITY...Widespread minimum daytime humidity in the teens to
low 20s. Overnight recoveries 30 to 50 percent.
* HIGHEST THREAT...is located in the North Bay Mountains
* IMPACTS...any fires that develop will likely spread rapidly.

Information:
A Fire Weather Watch means that critical fire weather conditions
are forecast to occur. Listen for later forecasts and possible
Red Flag Warnings.

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