Storm Prediction Center
Day 1 and Day 2 Fire Weather Outlooks
ZCZC SPCFWDDY1 ALL
FNUS21 KWNS 100910
DAY 1 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0310 AM CST FRI FEB 10 2006
VALID 101200Z - 111200Z
...CRITICAL FIRE WEATHER AREA FOR SRN CA COASTAL RANGE...
...SYNOPSIS...
A LARGE UPPER TROUGH WILL BUILD SOUTH ALONG THE MISSISSIPPI RIVER
VALLEY IN COMBINATION WITH AN UPPER LOW LIFTING EAST OUT OF NRN
MEXICO. AN UPPER RIDGE AXIS WILL DRIFT SLOWLY EASTWARD ALONG THE
PACIFIC COAST. AT THE SURFACE...A DEVELOPING LOW OVER THE LOWER
MISSISSIPPI VALLEY WILL SPREAD PRECIPITATION NORTHEAST FROM EAST TX
INTO THE SRN APPALACHIANS. RESIDUAL DRY AIR WILL REMAIN OVER THE
INTERIOR OF FL BUT WITH LIGHTER WINDS. IN THE WEST...HIGH PRESSURE
WILL STRENGTHEN OVER THE NRN ROCKIES.
...CRITICAL FIRE WEATHER AREA 1 - SRN CA COASTAL RANGE...
PRIMARY CONDITIONS: VERY LOW RH / OFFSHORE FLOW / WARM TEMPERATURES
AFTER RECORD WARMTH OVER MUCH OF WRN CA ON THURSDAY...SLIGHTLY
COOLER TEMPERATURES ARE FORECAST TODAY WITH WEAKER OFFSHORE FLOW.
HOWEVER...VERY LOW RH IS EXPECTED TO CONTINUED WITH MIN VALUES
RANGING FROM 10 TO 15 PERCENT. EVEN THOUGH OFFSHORE FLOW SHOULD
DIMINISH AS THE UPPER-LEVEL RIDGE AXIS DRIFTS TOWARDS THE AREA
DURING THE DAY...WINDS SHOULD STILL BE MODERATE THROUGH PASSES AND
CANYONS ALONG THE COASTAL RANGE WITH SUSTAINED SPEEDS FROM 15 TO 25
MPH. EARLY SATURDAY MORNING...AN UPPER TROUGH DIGGING SOUTH OVER THE
ROCKIES WILL HELP TO STRENGTHEN THE OFFSHORE FLOW ONCE AGAIN.
LOCALLY GUSTY WINDS TO AROUND 40 MPH CAN BE EXPECTED WITH POOR RH
RECOVERY DURING THE NIGHT.
...CNTRL/SRN FL...
TEMPERATURES WILL WARM SLIGHTLY TODAY AS THE AIR MASS
MODIFIES...WITH HIGHS IN THE MID 60S TO MID 70S. WINDS WILL BE
LIGHTER AS A HIGH PRESSURE RIDGE MOVES ACROSS THE SOUTHEAST OVER THE
ATLANTIC. WINDS WILL BECOME SOUTHERLY AHEAD OF THE LOWER MISSISSIPPI
VALLEY STORM SYSTEM. THIS WILL LEAD TO A GRADUAL MOISTENING OF THE
AIR MASS. HOWEVER...AREAS OF LOW RH WILL REMAIN ESPECIALLY INLAND
DURING THE AFTERNOON WITH MIN VALUES NEAR 30 PERCENT.
...NRN TX...
A PASSAGE OF A COLD FRONT WILL BRING BLUSTERY NORTH WINDS OF 20 TO
30 MPH. DRY CONDITIONS ARE EXPECTED WITH MIN RH VALUES AROUND 25
PERCENT LATE THIS AFTERNOON. HOWEVER...RATHER COOL TEMPERATURES ARE
FORECAST WITH HIGHS MAINLY IN THE 40S TO AROUND 50.
..GRAMS/JEWELL.. 02/10/2006
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
ZCZC SPCFWDDY2 ALL
FNUS22 KWNS 101015
DAY 2 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0415 AM CST FRI FEB 10 2006
VALID 111200Z - 121200Z
...CRITICAL FIRE WEATHER AREA FOR SRN CA...
...CRITICAL FIRE WEATHER AREA FOR CNTRL AZ...
...SYNOPSIS...
AN AMPLIFYING UPPER TROUGH ACROSS THE CNTRL AND ERN U.S. WILL HELP
STRENGTHEN A SURFACE LOW ALONG THE E COAST. PRECIPITATION SHOULD
OVERSPREAD MUCH OF THE EAST. IN THE WEST...A SURFACE HIGH WILL
REMAIN ENTRENCHED ACROSS THE ROCKIES...BUILDING SOUTH TOWARDS THE
BIG BEND OF TEXAS. IN BETWEEN THE SYSTEMS...A STRONG PRESSURE
GRADIENT WILL EXIST PRODUCING BLUSTERY WINDS ACROSS MUCH OF THE
PLAINS. AN INCREASING PRESSURE GRADIENT IN THE SW WILL LEAD TO
STRENGTHING NORTHEASTERLY WINDS.
...CRITICAL FIRE WEATHER AREA 1 - SRN CA...
PRIMARY CONDITIONS: SANTA ANA WINDS / VERY LOW RH / WARM
TEMPERATURES
CRITICAL FIRE WEATHER CONDITIONS ARE EXPECTED DURING MOST OF THE
PERIOD. GUSTY SANTA ANA WINDS SHOULD BE IN PLACE BY SATURDAY MORNING
IN THE MOUNTAINS AND PASSES OF THE COASTAL RANGE. DURING THE
DAY...NEAR-RECORD WARM TEMPERATURES IN THE 70S TO LOWER 80S ALONG
WITH A DRY AIR MASS WILL PRODUCE VERY LOW RH VALUES. MIN RH READINGS
BY LATE AFTERNOON SHOULD BOTTOM OUT IN THE 5 TO 15 PERCENT RANGE.
DURING SATURDAY EVENING INTO SUNDAY MORNING...WINDS WILL REMAIN
STRONG OUT OF THE NORTHEAST. SUSTAINED SPEEDS SHOULD RANGE FROM 20
TO 30 MPH WITH LOCAL GUSTS AROUND 50 MPH. EVEN THOUGH TEMPERATURES
WILL COOL INTO THE 40S AND 50S...THE STRONG WINDS WILL CONTINUE TO
PROMOTE LOW RH VALUES OVERNIGHT.
...CRITICAL FIRE WEATHER AREA 2 - CNTRL AZ...
PRIMARY CONDITIONS: VERY LOW RH / STRONG WINDS
DRY NORTHEASTERLY WINDS WILL BE ON THE INCREASE ON SATURDAY...AS
HIGH PRESSURE BUILDS ACROSS ERN NM AND THE BIG BEND OF TX. DAYTIME
TEMPERATURES SHOULD WARM INTO THE 60S SOUTH OF THE MOGOLLON RIM.
WITH A VERY DRY AIR MASS...MIN RH VALUES SHOULD BOTTOM OUT FROM 5 TO
10 PERCENT. THIS COMBINED WITH WINDS OF 15 TO 30 MPH WILL PRODUCE A
CRITICAL FIRE THREAT OVER THE AREA.
...CNTRL TX...
BLUSTERY NORTH TO NORTHWEST WINDS OF 15 TO 25 MPH CAN BE EXPECTED
ACROSS MUCH OF TX ON SATURDAY. THIS COMBINED WITH A DRY AIR MASS MAY
SUPPORT CRITICAL FIRE CONDITIONS WITH MIN RH VALUES IN THE TEENS AND
LOWER 20S. HOWEVER...TEMPERATURES ARE FORECAST TO BE COOL MAINLY IN
THE 50S AND LOWER 60S. MID AND UPPER-LEVEL CLOUDINESS IS ALSO
EXPECTED MOST OF THE DAY LIMITING SUNSHINE.
..GRAMS/JEWELL.. 02/10/2006
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
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