Wednesday, August 25, 2010

[californiadisasters] Fire Weather Watches - NorCal (8/25/10-AM)



...CRITICAL FIRE WEATHER CONDITIONS THURSDAY AND FRIDAY...

A PACIFIC LOW PRESSURE SYSTEM WILL APPROACH FROM THE WEST ON
THURSDAY AND FRIDAY. GUSTY WINDS COMBINED WITH A DRY AIR MASS
WILL CREATE CRITICAL FIRE WEATHER CONDITIONS NORTH OF HIGHWAY 50
THURSDAY. ISOLATED TO SCATTERED DRY THUNDERSTORMS ARE ALSO POSSIBLE
THURSDAY AFTERNOON AND EVENING AROUND THE INTERSTATE 80 CORRIDOR
WITH WETTER STORMS FURTHER SOUTH.

ON FRIDAY...CRITICAL CONDITIONS ARE ALSO POSSIBLE SOUTH OF
INTERSTATE 80 WITH GUSTY WINDS AND LOW HUMIDITY. NO THUNDERSTORMS
ARE EXPECTED FRIDAY.

CAZ272-NVZ450-260545-
/O.NEW.KREV.FW.W.0012.100826T1800Z-100827T0700Z/
/O.EXT.KREV.FW.A.0009.100827T1900Z-100828T0400Z/
GREATER LAKE TAHOE AREA-
1036 AM PDT WED AUG 25 2010

...RED FLAG WARNING IN EFFECT FROM 11 AM THURSDAY TO MIDNIGHT PDT
THURSDAY NIGHT FOR GUSTY WINDS AND LOW HUMIDITY FOR THE TAHOE
BASIN AND WESTERN NEVADA SIERRA FRONT...
...FIRE WEATHER WATCH NOW IN EFFECT FROM FRIDAY AFTERNOON THROUGH
FRIDAY EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR THE TAHOE
BASIN AND WESTERN NEVADA SIERRA FRONT...

THE NATIONAL WEATHER SERVICE IN RENO HAS ISSUED A RED FLAG
WARNING...WHICH IS IN EFFECT FROM 11 AM THURSDAY TO MIDNIGHT PDT
THURSDAY NIGHT. THE FIRE WEATHER WATCH IS NOW IN EFFECT FROM
FRIDAY AFTERNOON THROUGH FRIDAY EVENING.

* AFFECTED AREA: FIRE ZONE 272 GREATER LAKE TAHOE AREA...FIRE
ZONE 450 WESTERN NEVADA SIERRA FRONT.

* WIND: SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS TO 40 MPH THURSDAY
AFTERNOON AND EVENING. WIND GUSTS TO 35 MPH POSSIBLE FRIDAY.

* HUMIDITY: FALLING TO 10 TO 20% EACH AFTERNOON.

* THUNDERSTORMS: ISOLATED DRY THUNDERSTORMS POSSIBLE FOR THE LATE
MORNING AND EARLY AFTERNOON.

* IMPACTS: THE COMBINATION OF GUSTY WINDS AND LOW HUMIDITY WITH
POTENTIAL DRY THUNDERSTORMS WILL CREATE CRITICAL FIRE WEATHER
CONDITIONS THURSDAY. CRITICAL CONDITIONS ARE POSSIBLE FRIDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE POSSIBLE. CHECK WEATHER.GOV/RENO FOR UPDATES AND POSSIBLE RED
FLAG WARNINGS.

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
WILL OCCUR. CONTINUE TO CHECK WEATHER.GOV/RENO FOR UPDATES.

&&

$$



URGENT - FIRE WEATHER MESSAGE...UPDATED
NATIONAL WEATHER SERVICE RENO NV
1036 AM PDT WED AUG 25 2010

...CRITICAL FIRE WEATHER CONDITIONS THURSDAY AND FRIDAY...

A PACIFIC LOW PRESSURE SYSTEM WILL APPROACH FROM THE WEST ON
THURSDAY AND FRIDAY. GUSTY WINDS COMBINED WITH A DRY AIR MASS
WILL CREATE CRITICAL FIRE WEATHER CONDITIONS NORTH OF HIGHWAY 50
THURSDAY. ISOLATED TO SCATTERED DRY THUNDERSTORMS ARE ALSO POSSIBLE
THURSDAY AFTERNOON AND EVENING AROUND THE INTERSTATE 80 CORRIDOR
WITH WETTER STORMS FURTHER SOUTH.

ON FRIDAY...CRITICAL CONDITIONS ARE ALSO POSSIBLE SOUTH OF
INTERSTATE 80 WITH GUSTY WINDS AND LOW HUMIDITY. NO THUNDERSTORMS
ARE EXPECTED FRIDAY.

CAZ273-260545-
/O.EXT.KREV.FW.A.0009.100827T1900Z-100828T0400Z/
MONO-EASTERN ALPINE COUNTIES-
1036 AM PDT WED AUG 25 2010

...FIRE WEATHER WATCH NOW IN EFFECT FROM FRIDAY AFTERNOON THROUGH
FRIDAY EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR MONO AND
EASTERN ALPINE COUNTIES...

THE FIRE WEATHER WATCH IS NOW IN EFFECT FROM FRIDAY AFTERNOON
THROUGH FRIDAY EVENING.

* AFFECTED AREA: FIRE ZONE 273 MONO-EASTERN ALPINE COUNTIES.

* WIND: SOUTHWEST WINDS 15 TO 25 MPH WITH GUSTS 35 TO 40 MPH
FRIDAY AFTERNOON AND EVENING

* HUMIDITY: AROUND 20 PERCENT THURSDAY FALLING TO NEAR 10 PERCENT
FRIDAY.

* IMPACTS: THE COMBINATION OF GUSTY WINDS AND LOW HUMIDITY WILL
CREATE CRITICAL FIRE WEATHER CONDITIONS FRIDAY. CRITICAL
CONDITIONS ARE NO LONGER EXPECTED THURSDAY.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A FIRE WEATHER WATCH MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE POSSIBLE. CHECK WEATHER.GOV/RENO FOR UPDATES AND POSSIBLE RED
FLAG WARNINGS.

&&

$$


HTTP://WEATHER.GOV/RENO

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MEDFORD OR
548 AM PDT WED AUG 25 2010

CAZ285-ORZ624-625-260000-
/O.CON.KMFR.FW.A.0008.100826T1600Z-100827T0600Z/
MODOC COUNTY EXCEPT FOR THE SURPRISE VALLEY-
KLAMATH BASIN
548 AM PDT WED AUG 25 2010

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM THURSDAY MORNING
THROUGH THURSDAY EVENING FOR THE COMBINATION OF STRONG WINDS AND
LOW RELATIVE HUMIDITIES FOR FIRE ZONE 285 IN CALIFORNIA AND FIRE
ZONES 624 AND 625 IN OREGON...

* AFFECTED AREA: FIRE ZONE 285 IN CALIFORNIA AND 624 AND 625 IN
OREGON.

* TIMING: THURSDAY MORNING THROUGH THURSDAY EVENING.

* WIND: SOUTHWEST WIND 15-25 MPH WITH GUSTS TO 35-40 MPH.

* HUMIDITY: FALLING TO 5 TO 15 PERCENT THURSDAY AFTERNOON.

* IMPACTS: LOW RELATIVE HUMIDITIES AND STRONG SOUTHWEST WINDS
WILL CREATE CRITICAL FIRE WEATHER CONDITIONS LATE THURSDAY
MORNING THROUGH THURSDAY EVENING.

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.

&&

$$

DW

VISIT US AT WWW.WEATHER.GOV/MEDFORD
Source: http://forecast.weather.gov/wwamap/wwatxtget.php?cwa=rev&wwa=fire%20weather%20watch

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