Click for Day 1 FireWX Areal Outline Product
ZCZC SPCFWDDY1 ALL
FNUS21 KWNS 180740
DAY 1 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0140 AM CST WED NOV 18 2009
VALID 181200Z - 191200Z
...NO CRITICAL AREAS...
...SYNOPSIS...
AN UPPER TROUGH WILL WEAKEN AND PROGRESS EWD THROUGH THE
INTERMOUNTAIN WEST. WEAK LEE TROUGHING WILL ALLOW A SUBTLE INCREASE
IN WINDS BY AFTERNOON ACROSS PORTIONS OF ERN NM AND WRN TX...THOUGH
LACK OF STRONGER FLOW WILL LIMIT STRONGER GUSTS...AND SUSTAINED
SPEEDS ARE ANTICIPATED TO REMAIN BELOW CRITICAL THRESHOLDS.
HOWEVER...LINGERING DRY AIRMASS WILL LEAD TO RELATIVE HUMIDITIES IN
THE TEENS AND SINGLE DIGITS. MEANWHILE...BRIEF OFFSHORE FLOW WILL
RETURN TO SRN CA IN THE WAKE OF THE AFOREMENTIONED TROUGH AND AHEAD
OF A STRONGER TROUGH THAT WILL APPROACH THE PACIFIC NORTHWEST COAST
OVERNIGHT. HOWEVER...COOL OVERNIGHT TEMPERATURES WILL PREVENT
RELATIVE HUMIDITIES FROM FALLING BELOW CRITICAL VALUES.
FARTHER E...AN UPPER LOW IN THE MID MISSISSIPPI VALLEY WILL CONTINUE
ITS SLOW NEWD MIGRATION. AT THE SURFACE...A COLD FRONT WILL SLOWLY
PROGRESS SEWD TROUGH GA/NRN FL...REACHING CNTRL FL LATE IN THE
PERIOD. RELATIVELY COOL TEMPERATURES FOLLOWING THE FRONTAL PASSAGE
WILL LIMIT RELATIVE HUMIDITIES FROM FALLING TO CRITICAL VALUES.
..HURLBUT.. 11/18/2009
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
Click for Day 2 FireWX Areal Outline Product
ZCZC SPCFWDDY2 ALL
FNUS22 KWNS 180839
DAY 2 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0239 AM CST WED NOV 18 2009
VALID 191200Z - 201200Z
...NO CRITICAL AREAS...
...SYNOPSIS...
AN UPPER TROUGH WILL WEAKEN AND PROGRESS EWD ACROSS THE ROCKIES AND
INTO THE CENTRAL STATES OVERNIGHT. AT THE TAIL END OF THIS...A SHORT
WAVE TROUGH WILL PASS THROUGH THE SWRN STATES AND BRIEF UPPER
RIDGING WILL BUILD IN BEHIND...LEADING TO WEAK OFFSHORE FLOW/A
MARGINAL FIRE THREAT ACROSS SRN CA. A PACIFIC UPPER TROUGH WILL
QUICKLY FOLLOW...BEGINNING TO MOVE ONSHORE OVERNIGHT. WINDS WILL
SHIFT TO WLY IN ASSOCIATION WITH THE SYSTEM...BRINGING A QUICK END
TO OFFSHORE FLOW.
MEANWHILE FARTHER E...AN UPPER LOW LINGERING IN THE UPPER MS VALLEY
WILL FINALLY BEGIN TO EJECT ENEWD THROUGH THE GREAT LAKES
REGION...DRIVING A COLD FRONT AT THE SURFACE EWD...BECOMING ORIENTED
SWD THROUGH THE MID ATLANTIC AND SSWWD THROUGH CNTRL FL OVERNIGHT.
COOL/MOIST CONDITIONS WILL LIMIT THE FIRE THREAT ACROSS MUCH OF THE
COUNTRY.
...SRN CA...
WEAK OFFSHORE FLOW WILL BRIEFLY RETURN TO SRN CA THURSDAY AS AN
UPPER SHORT WAVE TROUGH PASSES TO THE EAST...AND A SURFACE HIGH
CENTERED OVER THE INTERMOUNTAIN WEST LEADS TO NELY LOW LEVEL WINDS.
WARM TEMPERATURES AND LOW RELATIVE HUMIDITIES IN THE TEENS WILL
ALIGN WITH LOCALLY BREEZY WINDS IN FAVORED CANYONS AND
PASSES...THOUGH LACK OF MORE APPRECIABLE FLOW WILL PRECLUDE A
CRITICAL OUTLINE. WINDS WILL QUICKLY SHIFT TO WLY
OVERNIGHT...ALLOWING RELATIVE HUMIDITIES TO RECOVER.
..HURLBUT.. 11/18/2009
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...