Monday, October 24, 2011

[californiadisasters] Fire Weather Watches For Bay Area (10/24/11-PM)



...GUSTY NORTHEAST WINDS AND LOW HUMIDITY TUESDAY NIGHT AND
WEDNESDAY...

.HIGH PRESSURE BUILDING ACROSS THE PACIFIC NORTHWEST AND INTO
NEVADA TUESDAY NIGHT AND WEDNESDAY WILL INCREASE NORTHEAST
PRESSURE GRADIENTS. THIS WILL RESULT IN DRY AND GUSTY NORTHEAST
WINDS OVER SOUTHERN LAKE COUNTY AND LOW HUMIDITY TUESDAY NIGHT
AND INTO WEDNESDAY. NORTHEAST WINDS ARE EXPECTED TO WEAKEN BY
WEDNESDAY EVENING ALLOWING HUMIDITIES TO RECOVER.


CAZ264-252300-
/O.NEW.KSTO.FW.A.0002.111026T0300Z-111027T0100Z/
LAKE COUNTY PORTION OF LAKE-NAPA-SONOMA UNIT-
124 PM PDT MON OCT 24 2011

...FIRE WEATHER WATCH IN EFFECT FROM TUESDAY EVENING THROUGH
WEDNESDAY AFTERNOON FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE
ZONE 264...

THE NATIONAL WEATHER SERVICE IN SACRAMENTO HAS ISSUED A FIRE
WEATHER WATCH...WHICH IS IN EFFECT FROM TUESDAY EVENING THROUGH
WEDNESDAY AFTERNOON.


* AFFECTED AREA: IN CALIFORNIA...FIRE ZONE 264 LAKE COUNTY
PORTION OF LAKE-NAPA-SONOMA UNIT.

* WIND: SUSTAINED NORTH TO NORTHEAST WINDS 5 TO 10 MPH IN VALLEYS
AND 10 TO 20 MPH OVER RIDGES ALONG WITH LOCAL GUSTS 20 TO 30 MPH
ARE EXPECTED TO DEVELOP TUESDAY NIGHT AND INTO WEDNESDAY. WINDS
ARE EXPECTED TO DECREASE BY WEDNESDAY EVENING.


* HUMIDITY: POOR HUMIDITY RECOVERY UP TO 30 TO 40 PERCENT IS
EXPECTED TUESDAY NIGHT OVER RIDGES...WITH BETTER HUMIDITY
RECOVERY IN VALLEYS AND WIND SHELTERED AREAS. MINIMUM HUMIDITY
FROM 12 TO 20 PERCENT IS FORECAST ON WEDNESDAY.

* IMPACTS: THE COMBINATION OF LOW HUMIDITY...DRY AND GUSTY
NORTHEAST WINDS...AND AREAS OF LOW FUEL MOISTURE COULD RESULT IN
SEVERAL HOURS OF CRITICAL FIRE WEATHER CONDITIONS AND ERRATIC
FIRE BEHAVIOR.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE FORECAST TO OCCUR. LISTEN FOR LATER FORECASTS AND POSSIBLE
RED FLAG WARNINGS.
Source: http://forecast.weather.gov/wwamap/wwatxtget.php?cwa=mtr&wwa=fire%20weather%20watch

--
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