Thursday, August 26, 2010

[californiadisasters] Red Flag Warnings - NorCal (8/26/10-AM)



...CRITICAL FIRE WEATHER CONDITIONS TODAY AND FRIDAY...

.A PACIFIC LOW PRESSURE SYSTEM WILL APPROACH FROM THE WEST ON
TODAY 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.

CAZ270-271-278-NVZ458-270000-
/O.CON.KREV.FW.W.0012.100826T1800Z-100827T0400Z/
SURPRISE VALLEY CALIFORNIA-WESTERN LASSEN-EASTERN PLUMAS-
EASTERN SIERRA-EASTERN NEVADA COUNTIES-EASTERN LASSEN COUNTY-
327 AM PDT THU AUG 26 2010

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
9 PM PDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR
NORTHEAST CALIFORNIA AND NORTHERN WASHOE COUNTY...

* AFFECTED AREA: FIRE ZONE 270 SURPRISE VALLEY CALIFORNIA...
FIRE ZONE 271 WESTERN LASSEN-EASTERN PLUMAS-EASTERN SIERRA-
EASTERN NEVADA COUNTIES...FIRE ZONE 278 EASTERN LASSEN
COUNTY... FIRE ZONE 458 NORTHERN WASHOE COUNTY.

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

* HUMIDITY: FALLING TO 6 TO 13 PERCENT IN THE AFTERNOON.

* IMPACTS: THE COMBINATION OF GUSTY WINDS AND LOW HUMIDITY WILL
CREATE CRITICAL FIRE WEATHER CONDITIONS.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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

&&

$$

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE RENO NV
327 AM PDT THU AUG 26 2010

...CRITICAL FIRE WEATHER CONDITIONS TODAY AND FRIDAY...

.A PACIFIC LOW PRESSURE SYSTEM WILL APPROACH FROM THE WEST ON
TODAY 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-NVZ450-453-270000-
/O.CON.KREV.FW.W.0012.100826T1800Z-100827T0700Z/
/O.CON.KREV.FW.A.0009.100827T1900Z-100828T0400Z/
GREATER LAKE TAHOE AREA-
327 AM PDT THU AUG 26 2010

...RED FLAG WARNING REMAINS IN EFFECT FROM 11 AM THIS MORNING TO
MIDNIGHT PDT TONIGHT FOR GUSTY WINDS AND LOW HUMIDITY FOR THE
TAHOE BASIN AND WEST CENTRAL NEVADA...

...FIRE WEATHER WATCH REMAINS IN EFFECT FROM FRIDAY AFTERNOON
THROUGH FRIDAY EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR THE
TAHOE BASIN AND WEST CENTRAL NEVADA...

* AFFECTED AREA: FIRE ZONE 272 GREATER LAKE TAHOE AREA...FIRE
ZONE 450 WESTERN NEVADA SIERRA FRONT...FIRE ZONE 453 WEST
CENTRAL NEVADA BASIN AND RANGE.

* WIND: SOUTHWEST 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 THURSDAY: ISOLATED DRY THUNDERSTORMS BEGINNING
LATE MORNING AROUND LAKE TAHOE AND RENO...MOVING EAST AND
BECOMING SCATTERED BY LATE 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
NATIONAL WEATHER SERVICE SACRAMENTO CA
120 AM PDT THU AUG 26 2010

.STRONG SOUTHWEST WINDS WILL DEVELOP AHEAD OF A COLD FRONT
THIS AFTERNOON AND EVENING. AHEAD OF THE FRONT...HUMIDITY
WILL DROP BELOW TEN PERCENT. AS THE FRONT APPROACHES...SOUTHWEST
WINDS OF 15 TO 25 MPH AND GUSTS TO 35 MPH ARE EXPECTED. THE
COMBINATION OF STRONG WINDS AND VERY DRY AIR WILL CREATE CRITICAL
FIRE WEATHER CONDITIONS THIS AFTERNOON AND EVENING.

CAZ214-268-262230-
/O.CON.KSTO.FW.W.0005.100826T2000Z-100827T0400Z/
BURNEY BASIN AND NORTHEAST PLATEAU IN SHASTA COUNTY INCLUDING
NORTHWEST LASSEN NF NORTH OF LASSEN NP-
NORTHERN SIERRA INCLUDING LASSEN NP AND PLUMAS AND LASSEN NF/S
WEST OF THE SIERRA CREST (WEST OF EVANS PEAK-GRIZZLY PEAK-
BECKWORTH PEAK)-
120 AM PDT THU AUG 26 2010

...RED FLAG WARNING REMAINS IN EFFECT FROM 1 PM THIS AFTERNOON TO
9 PM PDT THIS EVENING FOR GUSTY WINDS AND LOW HUMIDITY FOR FIRE
ZONES 214 AND 268...

* AFFECTED AREA: IN CALIFORNIA...FIRE ZONE 214 BURNEY BASIN AND
NORTHEAST PLATEAU IN SHASTA COUNTY INCLUDING NORTHWEST LASSEN
NF NORTH OF LASSEN NP...FIRE ZONE 268 NORTHERN SIERRA
INCLUDING LASSEN NP AND PLUMAS AND LASSEN NF/S WEST OF THE
SIERRA CREST (WEST OF EVANS PEAK-GRIZZLY PEAK-BECKWORTH
PEAK).

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

* HUMIDITY: DROPPING BELOW TEN PERCENT.

* IMPACTS:THE COMBINATION OF GUSTY WINDS...LOW HUMIDITY AND VERY
DRY FUELS WILL CREATE CRITICAL FIRE WEATHER CONDITIONS THIS
AFTERNOON AND EVENING.

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 WILL
CREATE EXPLOSIVE FIRE GROWTH POTENTIAL.

&&

$$

SG

HTTP://WEATHER.GOV/SACRAMENTO

URGENT - FIRE WEATHER MESSAGE
NATIONAL WEATHER SERVICE MEDFORD OR
1247 AM PDT THU AUG 26 2010

CAZ285-ORZ624-625-262000-
/O.CON.KMFR.FW.W.0008.100826T1900Z-100827T0500Z/
MODOC COUNTY EXCEPT FOR THE SURPRISE VALLEY-
KLAMATH BASIN-
SOUTH CENTRAL OREGON DESERT INCLUDING THE BLM LAND IN EASTERN
LAKE AND WESTERN HARNEY COUNTIES-
1247 AM PDT THU AUG 26 2010

...RED FLAG WARNING REMAINS IN EFFECT FROM NOON TODAY TO 10 PM
PDT THIS EVENING FOR 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 FIRE ZONES 624
AND 625 IN OREGON.

* TIMING: THIS AFTERNOON THROUGH THIS EVENING.

* WIND: SOUTHWEST WIND 15-25 MPH WITH GUSTS OF 30-40 MPH.

* HUMIDITY: FALLING TO 10 TO 20 PERCENT THIS AFTERNOON.

* IMPACTS: LOW RELATIVE HUMIDITIES AND STRONG SOUTHWEST WINDS WILL
CREATE CRITICAL FIRE WEATHER CONDITIONS EARLY THIS AFTERNOON
THROUGH THIS EVENING.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

A RED FLAG WARNING MEANS THAT CRITICAL FIRE WEATHER CONDITIONS
ARE EITHER OCCURRING NOW...OR WILL SHORTLY. THESE CONDITIONS WILL
CREATE THE POTENTIAL FOR EXPLOSIVE FIRE GROWTH.

&&

$$


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

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