Saturday, May 4, 2013

[californiadisasters] Red Flag Warnings - NorCal (5/04/13-AM)



...GUSTY NORTHERLY WINDS AND LOW HUMIDITIES TODAY...    .LOW PRESSURE ORIGINATING FROM THE NORTHERN ROCKIES WILL MOVE  INTO NORTHERN CALIFORNIA AND BRING DRY AND GUSTY NORTH TO  NORTHEAST WINDS TODAY. AFTER A LENGTHY PERIOD OF DRY AND  FREQUENTLY WINDY WEATHER...FUEL MOISTURE HAS ALREADY DRIED TO  LATE SUMMER LEVELS IN SOME AREAS. THE FUEL CONDITIONS ALONG WITH  VERY WARM AND DRY WEATHER AND BREEZY WINDS WILL LIKELY CAUSE  CRITICAL FIRE BEHAVIOR CONDITIONS.    IN ADDITION...ISOLATED THUNDERSTORMS THIS WEEKEND MAY BE  ACCOMPANIED BY LITTLE RAINFALL.    CAZ215-216-042300-  /O.CON.KSTO.FW.W.0001.000000T0000Z-130504T2300Z/  NORTHERN SACRAMENTO VALLEY TO SOUTHERN TEHAMA COUNTY LINE BELOW  1000 FT-  CENTRAL SACRAMENTO VALLEY IN GLENN, COLUSA, YUBA, NORTHERN  SUTTER, AND BUTTE COUNTY BELOW 1000 FT-  528 AM PDT SAT MAY 4 2013    ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 4 PM PDT THIS  AFTERNOON FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER  ZONES 215 AND 216...    * AFFECTED AREA...FIRE WEATHER ZONE 215 NORTHERN SACRAMENTO    VALLEY TO SOUTHERN TEHAMA COUNTY LINE BELOW 1000 FT AND FIRE    WEATHER ZONE 216 CENTRAL SACRAMENTO VALLEY IN GLENN, COLUSA,    YUBA, NORTHERN SUTTER, AND BUTTE COUNTY BELOW 1000 FT.    * WINDS...NORTH 15 TO 25 MPH WITH GUSTS UP TO 35 MPH.    * TIMING...INCREASING WINDS LATE TONIGHT AND CONTINUING INTO    SATURDAY AFTERNOON.    * RELATIVE HUMIDITY...MINIMUM HUMIDITY 9 TO 15 PERCENT.    * IMPACTS...GUSTY WINDS AND LOW HUMIDITIES COMBINED WITH FUEL    CONDITIONS AT CRITICAL LEVELS MAY LEAD TO ENHANCED FIRE    DANGER...ESPECIALLY FOR FINE FUELS.    * FOR A DETAILED VIEW OF THE HAZARD AREA...VISIT    HTTP://WWW.WEATHER.GOV/SACRAMENTO/HAZARD    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.    &&    INTERACT WITH US VIA SOCIAL MEDIA  WWW.FACEBOOK.COM/NWS.SACRAMENTO  WWW.TWITTER.COM/NWSSACRAMENTO    $$

URGENT - FIRE WEATHER MESSAGE  NATIONAL WEATHER SERVICE SACRAMENTO CA  528 AM PDT SAT MAY 4 2013    ...GUSTY NORTHERLY WINDS AND LOW HUMIDITIES TODAY...    .LOW PRESSURE ORIGINATING FROM THE NORTHERN ROCKIES WILL MOVE  INTO NORTHERN CALIFORNIA AND BRING DRY AND GUSTY NORTH TO  NORTHEAST WINDS TODAY. AFTER A LENGTHY PERIOD OF DRY AND  FREQUENTLY WINDY WEATHER...FUEL MOISTURE HAS ALREADY DRIED TO  LATE SUMMER LEVELS IN SOME AREAS. THE FUEL CONDITIONS ALONG WITH  VERY WARM AND DRY WEATHER AND BREEZY WINDS WILL LIKELY CAUSE  CRITICAL FIRE BEHAVIOR CONDITIONS.    IN ADDITION...ISOLATED THUNDERSTORMS THIS WEEKEND MAY BE  ACCOMPANIED BY LITTLE RAINFALL.    CAZ213-263-264-266-279-042300-  /O.CON.KSTO.FW.W.0001.000000T0000Z-130504T2300Z/  EASTERN PORTION OF SHASTA/TRINITY NF-SOUTHEAST EDGE SHASTA-  TRINITY NF AND WESTERN PORTIONS OF TEHAMA-GLENN UNIT-  LAKE COUNTY PORTION OF LAKE-NAPA-SONOMA UNIT-  NORTHERN SIERRA FOOTHILLS FROM 1000 TO 3000 FT. INCLUDES PORTIONS  OF SHASTA-TRINITY AND BUTTE UNITS-EASTERN MENDOCINO NF-  528 AM PDT SAT MAY 4 2013    ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 4 PM PDT THIS  AFTERNOON FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER  ZONES 263...264 AND 279 MAINLY BELOW 3000 FEET...    * AFFECTED AREA...FIRE WEATHER ZONE 213 EASTERN PORTION OF    SHASTA/TRINITY NF BELOW 3000 FEET...FIRE WEATHER ZONE 263    SOUTHEAST EDGE SHASTA-TRINITY NF AND WESTERN PORTIONS OF    TEHAMA-GLENN UNIT BELOW 3000 FEET...FIRE WEATHER ZONE 264 LAKE    COUNTY PORTION OF LAKE-NAPA-SONOMA UNIT BELOW 3000 FEET...FIRE    WEATHER ZONE 266 NORTHERN SIERRA FOOTHILLS FROM 1000 TO 3000    FT. INCLUDES PORTIONS OF SHASTA-TRINITY AND BUTTE UNITS BELOW    3000 FEET AND FIRE WEATHER ZONE 279 EASTERN MENDOCINO NF BELOW    3000 FEET.    * WINDS...NORTHEAST 10 TO 20 MPH WITH GUSTS UP TO 30 MPH. ISOLATED    HIGHER GUSTS POSSIBLE ALONG THE NORTHERN SIERRA FOOTHILLS.    * RELATIVE HUMIDITY...MINIMUM HUMIDITY 10 TO 15 PERCENT.    * IMPACTS...GUSTY WINDS AND LOW HUMIDITIES COMBINED WITH FUEL    CONDITIONS AT CRITICAL LEVELS MAY LEAD TO ENHANCED FIRE    DANGER...ESPECIALLY FOR FINE FUELS.    * FOR A DETAILED VIEW OF THE HAZARD AREA...VISIT    HTTP://WWW.WEATHER.GOV/SACRAMENTO/HAZARDS    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.    &&    INTERACT WITH US VIA SOCIAL MEDIA  WWW.FACEBOOK.COM/NWS.SACRAMENTO  WWW.TWITTER.COM/NWSSACRAMENTO    $$

URGENT - FIRE WEATHER MESSAGE  NATIONAL WEATHER SERVICE SAN FRANCISCO BAY AREA  413 AM PDT SAT MAY 4 2013    ...RED FLAG WARNING FOR THE NORTH BAY HILLS UNTIL 3 PM THIS  AFTERNOON...    .STRONG AND GUSTY NORTHEAST WINDS ARE IMPACTING THE HILLS OF THE  NORTH BAY EARLY THIS MORNING. THE PERIOD OF STRONGEST WINDS WILL  CONTINUE THROUGH ABOUT 10 AM THIS MORNING WHEN WIND GUSTS TO 50 MPH  WILL BE POSSIBLE OVER THE RIDGES. WIND SPEEDS WILL GRADUALLY  DECREASE THROUGH THE AFTERNOON HOURS BUT VERY WARM AND DRY WEATHER  WILL CONTINUE TO PRODUCE CRITICAL FIRE WEATHER CONDITIONS FOR THE  NORTH BAY HILLS THROUGH THE AFTERNOON HOURS BEFORE COOLER  TEMPERATURES RETURN TONIGHT.    CAZ507-042145-  /O.CON.KMTR.FW.W.0002.000000T0000Z-130504T2200Z/  NORTH BAY MOUNTAINS-  413 AM PDT SAT MAY 4 2013    ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 3 PM PDT THIS  AFTERNOON FOR GUSTY WINDS AND LOW HUMIDITY FOR THE NORTH BAY  HILLS ABOVE 1000 FEET...    * AFFECTED AREA: FIRE ZONE 507 NORTH BAY MOUNTAINS. INCLUDING    ALL LOCATIONS ABOVE 1000 FEET IN MARIN...SONOMA AND NAPA    COUNTIES INCLUDING MOUNT SAINT HELENA AND MOUNT TAMALPAIS.    * TIMING: THROUGH 3 PM PDT SATURDAY WITH THE PERIOD OF STRONGEST    WINDS THROUGH 10 AM THIS MORNING.    * WIND: NORTHEAST SUSTAINED WINDS 15 TO 25 MPH WITH GUSTS    AROUND 40 MPH AND LOCAL GUSTS UP TO 50 MPH OVER THE HIGHER    PEAKS OF NAPA COUNTY ALONG THE YOLO AND LAKE COUNTY BORDERS.    * HUMIDITY: STEADY BETWEEN 10 AND 20 PERCENT.    * IMPACTS: THE COMBINATION OF RECORD DRY FUELS...WARM TEMPERATURES    AND STRONG OFFSHORE WINDS WILL INCREASE THE PROBABILITY OF NEW    FIRE IGNITIONS. RESIDENTS ARE URGED TO USE EXTRA CAUTION WITH    ANY OUTDOOR BURNING.    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.    &&    $$      HTTP://WEATHER.GOV/SANFRANCISCO

URGENT - FIRE WEATHER MESSAGE  NATIONAL WEATHER SERVICE EUREKA CA  111 AM PDT SAT MAY 4 2013    ...RED FLAG WARNING CONTINUES THROUGH SATURDAY AFTERNOON FOR  STRONG EASTERLY WINDS AND LOW RELATIVE HUMIDITY...    .A LOW PRESSURE SYSTEM MOVING INTO NORTHWEST CALIFORNIA FROM THE  NORTHEAST WILL BRING AN ENHANCED PERIOD OF EASTERLY WINDS AT  HIGHER ELEVATIONS AND DRY CONDITIONS TONIGHT. FINE AND DEAD FUELS  HAVE ALREADY DRIED TO SUMMER LEVELS IN SOME AREAS. THIS WILL  RESULT IN CRITICAL FIRE BEHAVIOR CONDITIONS FOR AREAS ABOVE  2000 FEET IN MENDOCINO AND TRINITY COUNTIES.    CAZ276-277-283-041615-  /O.CON.KEKA.FW.W.0001.000000T0000Z-130504T2200Z/  INTERIOR MENDOCINO...INTERIOR PORTION OF MENDOCINO COUNTY.-  WESTERN MENDOCINO NATIONAL FOREST / EASTERN MENDOCINO UNIT.-  TRINITY...WESTERN PORTION OF THE SHASTA TRINITY NATIONAL FOREST.-  111 AM PDT SAT MAY 4 2013    ...RED FLAG WARNING REMAINS IN EFFECT UNTIL 3 PM PDT THIS  AFTERNOON FOR WIND AND LOW RELATIVE HUMIDITY FOR FIRE WEATHER  ZONES 276...277 AND 283 FOR ELEVATIONS ABOVE 2000 FEET...    * AFFECTED AREA...FIRE WEATHER ZONES 276...277 AND 283 ABOVE    2000 FEET.    * WINDS...NORTHEAST 10 TO 20 MPH WITH GUSTS UP TO 35 MPH.    * RELATIVE HUMIDITY...MAXIMUM OVERNIGHT RH 15 TO 25 PERCENT.    DAYTIME MINIMUM RH FALLING INTO THE SINGLE DIGITS.    * IMPACTS...GUSTY WINDS AND LOW RELATIVE HUMIDITY COMBINED WITH    FUEL CONDITIONS AT CRITICAL LEVELS WILL LEAD TO ENHANCED FIRE    DANGER...ESPECIALLY FOR FINE AND DEAD FUELS.    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.
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