Click for Day 1 FireWX Areal Outline Product
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...
Click for Day 2 FireWX Areal Outline Product
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...