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Fire Weather Forecasts |
Day 1 Outlook | Day 2 Outlook | Printable Version | Fire Wx Graphics | Links | Product Info
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Please refer to local WFO fire weather forecasts for specific fire
weather watches and red flag warnings.
Fire Weather Composite Maps (updated 4 times daily)
Day 3-8 Fire Weather Outlooks became official on June 12, 2007.
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Day 1 FireWX (print version) |
Day 1 FireWX Areal Outline Product
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ZCZC SPCFWDDY1 ALL
FNUS21 KWNS 140742
DAY 1 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0142 AM CST WED JAN 14 2009
VALID 141200Z - 151200Z
...CRITICAL FIRE WEATHER AREA FOR PORTIONS OF SRN CA...
...SYNOPSIS...
AN UPPER RIDGE WILL REMAIN ALONG THE WEST COAST...WITH STRONG
SURFACE HIGH PRESSURE STAYING CENTERED ROUGHLY OVER THE GREAT BASIN.
THIS WILL ALLOW OFFSHORE FLOW TO CONTINUE ACROSS SRN CA...WITH
STRONG AND GUSTY/SANTA ANA WINDS AND LOW RH PERSISTING.
FARTHER E...STRONG ARCTIC HIGH PRESSURE WILL CONTINUE TO BUILD SSEWD
INTO THE LOWER MS VALLEY...WITH DRY WEATHER AND BREEZY NWLY WINDS
ACROSS A LARGE PORTION OF THE PLAINS.
MEANWHILE...DRY CONDITIONS WILL SETTLE ACROSS MUCH OF THE SERN
STATES FOLLOWING A COLD FRONTAL PASSAGE...WITH CRITICAL RHS LIKELY
ACROSS SRN MS/AL/GA AND NRN/CNTRL FL.
...CRITICAL FIRE WEATHER AREA - PORTIONS OF SRN CA...
PRIMARY CONDITIONS: STRONG OFFSHORE FLOW AND LOW RH
A STRONG PRESSURE GRADIENT AND OFFSHORE WINDS WILL LINGER ACROSS SRN
CA. MESOWEST OBSERVATIONS SHOW LITTLE RH RECOVERY HAS OCCURRED SO
FAR TONIGHT...WITH VALUES MAINLY IN THE 20S AND LOWER 30S ACROSS
FAVORED COASTAL VALLEYS. RHS WILL DROP INTO THE SINGLE DIGITS AGAIN
BY AFTERNOON AS STRONG/GUSTY DOWNSLOPE WINDS WARM TEMPERATURES 10 TO
20 DEGREES ABOVE CLIMATOLOGICAL NORMALS. THE PRESSURE GRADIENT WILL
INCREASE OVERNIGHT...AND GUSTY NELY WINDS WILL CONTINUE WHILE LITTLE
RH RECOVERY CAN BE EXPECTED.
...FL...
COOL AND DRY NWLY FLOW HAS ALREADY DEVELOPED FOLLOWING A COLD
FRONTAL PASSAGE. A MUCH DRIER AIRMASS HAS MOVED INTO THE SERN
STATES...REFLECTED IN SATELLITE PWAT TRENDS AND WV IMAGERY. ALTHOUGH
WINDS WILL GENERALLY REMAIN BELOW CRITICAL THRESHOLDS...RHS WILL
DROP INTO THE 20S ACROSS MUCH OF SRN MS/AL/GA AND NRN/CNTRL FL.
PREEXISTING DROUGHT CONDITIONS/HIGH KDBI VALUES WILL ENHANCE THE
FIRE THREAT.
...CNTRL/SRN TX...
TEMPERATURES WILL WARM INTO THE UPPER 50S AND 60S...WITH RHS IN THE
UPPER TEENS AND LOWER 20S. MARGINAL SLY/SWLY WINDS WILL OVERLAP WITH
THESE RHS AROUND THE PERIPHERY OF HIGH PRESSURE TO THE E. DROUGHT
CONDITIONS WILL ENHANCE THE THREAT...ALTHOUGH GIVEN MARGINAL WINDS
AN AREA WILL NOT BE OUTLINED.
..HURLBUT.. 01/14/2009
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
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Day 2 FireWX (print version) |
Day 2 FireWX Areal Outline Product
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ZCZC SPCFWDDY2 ALL
FNUS22 KWNS 140904
DAY 2 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0304 AM CST WED JAN 14 2009
VALID 151200Z - 161200Z
...CRITICAL FIRE WEATHER AREA FOR PORTIONS OF SRN CA...
...CRITICAL FIRE WEATHER AREA FOR FLORIDA...
...SYNOPSIS...
AN UPPER RIDGE WILL CONTINUE TO DOMINATE THE WESTERN STATES. SURFACE
HIGH PRESSURE WILL REMAIN OVER THE INTERMOUNTAIN WEST...WITH
OFFSHORE FLOW ACROSS SRN CA. STRONG/GUSTY WINDS...LOW RH...AND ABOVE
NORMAL TEMPERATURES WILL PERSIST IN THIS REGIME.
MEANWHILE FARTHER E...AN AMPLIFIED LONG WAVE TROUGH OF LOW PRESSURE
ALOFT WILL PERSIST OVER THE ERN STATES. AT THE SURFACE...HIGH
PRESSURE WILL BUILD SEWD...AND DRY CONDITIONS WILL AFFECT A
WIDESPREAD AREA IN THE SERN STATES. NWLY WINDS NEAR 10 TO 15 MPH
WILL ENHANCE THE FIRE THREAT...ESPECIALLY IN DROUGHT STRICKEN AREAS
OF FLORIDA.
...CRITICAL FIRE WEATHER AREA - PORTIONS OF SRN CA...
PRIMARY CONDITIONS: STRONG/GUSTY WINDS...LOW RH
LITTLE CHANGE IS EXPECTED ACROSS SRN CA AS OFFSHORE FLOW CONTINUES.
TEMPERATURES WILL REMAIN 10 TO 20 DEGREES ABOVE NORMAL IN
DOWNSLOPING FLOW...WHILE RHS ARE EXPECTED TO DROP INTO THE SINGLE
DIGITS ONCE AGAIN. SEVERAL MODELS SHOW THAT THE PRESSURE GRADIENT
WILL EITHER BE COMPARABLE TO D1 OVERNIGHT OR SLIGHTLY STRONGER.
STRONG AND GUSTY WINDS WILL CONTINUE. LITTLE RH RECOVERY WILL OCCUR
OVERNIGHT.
...CRITICAL FIRE WEATHER AREA - FLORIDA...
PRIMARY CONDITIONS: LOW RH...WINDS
A SECOND DRIER COLD FRONT WILL PASS THROUGH THE AREA THURSDAY
MORNING. HIGH PRESSURE WILL BUILD SEWD INTO THE SERN STATES...AND
NWLY WINDS WILL INCREASE TO 10 TO 15 MPH BY AFTERNOON. ALTHOUGH
TEMPERATURES WILL ONLY WARM INTO THE UPPER 50S AND 60S...DRIER
CONDITIONS THAN D1 CAN BE EXPECTED. RELATIVE HUMIDITIES WILL DROP
INTO THE 20S AS FAR S AS A TBW TO MLB LINE...WITH NEAR 35 PERCENT
VALUES ACROSS S FL. THESE LOW VALUES OF RH WILL BE JUXTAPOSED WITH
STRONG AND GUSTY WINDS. GIVEN HIGH KBDI VALUES/DROUGHT...A
HEIGHTENED FIRE THREAT WILL EXIST.
..HURLBUT.. 01/14/2009
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
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