Click for Day 1 FireWX Areal Outline Product
ZCZC SPCFWDDY1 ALL
FNUS21 KWNS 300842
DAY 1 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0242 AM CST THU NOV 30 2006
VALID 301200Z - 011200Z
...CRITICAL FIRE WEATHER AREA FOR SRN CA COASTAL AREA...
...CRITICAL FIRE WEATHER AREA FOR LOWER RIO GRANDE VALLEY...
...SYNOPSIS...
A POWERFUL UPPER-LEVEL LOW CENTERED OVER THE SRN HIGH PLAINS WILL
INDUCE INTENSE CYCLOGENESIS TODAY AS IT LIFTS E/NEWD TOWARDS THE
MID-MS RIVER VALLEY. AN ARCTIC COLD FRONT WILL CONTINUE TO PLOW SEWD
FROM THE SRN PLAINS INTO THE WRN GULF OF MEXICO. BEHIND THIS
SYSTEM...AN EXPANSIVE AREA OF HIGH PRESSURE ACROSS THE INTERMOUNTAIN
WEST WILL WEAKEN AS AN ALBERTA CLIPPER TRACKS SEWD TOWARDS THE FAR
NRN HIGH PLAINS.
...CRITICAL FIRE WEATHER AREA - SRN CA COASTAL AREA...
PRIMARY CONDITIONS: VERY LOW RH / OFFSHORE WINDS / LONG-TERM DRYNESS
ONGOING SANTA ANA WINDS WILL GRADUALLY SUBSIDE AS HIGH PRESSURE
WEAKENS ACROSS THE ERN GREAT BASIN. HOWEVER...VERY LOW RH VALUES
WILL CONTINUE WITH POOR OVERNIGHT RH RECOVERIES. THE GREATEST IMPACT
WILL GENERALLY REMAIN IMMEDIATELY DOWNSLOPE OF THE COASTAL RANGE
BELOW 2000 FT ELEVATION. HERE...TEMPERATURES WILL WARM INTO THE 60S
TO LOWER 70S THIS AFTERNOON WITH MIN RH VALUES OF 2 TO 6 PERCENT.
SUSTAINED WINDS SHOULD DROP BELOW 20 MPH IN MOST AREAS BY LATE
AFTERNOON...BUT WILL REMAIN LOCALLY GUSTY IN FAVORED CANYONS/PASSES.
...CRITICAL FIRE WEATHER AREA - LOWER RIO GRANDE VALLEY...
PRIMARY CONDITIONS: STRONG WINDS / LOW RH / HIGH KBDI
AS AN ARCTIC COLD FRONT PUSHES THROUGH THE AREA LATER THIS
MORNING...MUCH COOLER AND DRIER AIR WILL INVADE THE LOWER RIO GRANDE
BY EARLY AFTERNOON. GUSTY NWLY WINDS WILL ACCOMPANY THE FRONTAL
PASSAGE AND BE MAINTAINED THROUGH THE AFTERNOON. STRONG SUBSIDENCE
IN THE WAKE OF THE OK/N TX UPPER LOW COMBINED WITH AN INTENSIFYING
SURFACE PRESSURE GRADIENT WILL AID IN A 40 TO 50 MPH LOW-LEVEL JET
DEVELOPING BY EARLY AFTERNOON. AS LOW-LEVEL LAPSE RATES
STEEPEN...SUSTAINED SURFACE WINDS WILL REACH 25 TO 35 MPH WITH GUSTS
AROUND 45 MPH. ALTHOUGH TEMPERATURES WILL COOL INTO THE 50S TO MID
60S...DEW POINTS WILL RAPIDLY FALL INTO THE TEENS /PER UPSTREAM OBS
ACROSS SW TX/. RH VALUES WILL DROP TO 15 TO 25 PERCENT.
..GRAMS.. 11/30/2006
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
Click for Day 2 FireWX Areal Outline Product
ZCZC SPCFWDDY2 ALL
FNUS22 KWNS 300938
DAY 2 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0338 AM CST THU NOV 30 2006
VALID 011200Z - 021200Z
...CRITICAL FIRE WEATHER AREA FOR SRN CA COASTAL RANGE...
...SYNOPSIS...
A POTENT AND COMPACT UPPER-LEVEL LOW EXPECTED TO BE IN VICINITY OF
THE MID-MS RIVER VALLEY 12Z FRI...WILL LIFT NEWD AS AN UPSTREAM
TROUGH AMPLIFIES ACROSS THE UPPER MIDWEST. THESE SYSTEMS WILL
PROVIDE BROAD CYCLONIC UPPER-LEVEL FLOW ACROSS MUCH OF THE CONUS
WITH A RIDGE ALONG THE W COAST. A WEAK SHORTWAVE TROUGH IS EXPECTED
TO DROP SSEWD ACROSS THE NRN/CNTRL ROCKIES EARLY SATURDAY. BEHIND
THIS SYSTEM...AN AREA OF SURFACE HIGH PRESSURE WILL BUILD SWD INTO
THE PACIFIC NW/NRN GREAT BASIN.
...CRITICAL FIRE WEATHER AREA - SRN CA COASTAL RANGE...
PRIMARY CONDITIONS: LOW RH / OFFSHORE WINDS / LONG-TERM DRYNESS
OFFSHORE FLOW SHOULD CONTINUE TO WEAKEN FROM DAY 1 WITH A MODEST
SURFACE PRESSURE GRADIENT ACROSS THE AREA. HOWEVER...POOR OVERNIGHT
RH RECOVERIES SHOULD BE ONGOING AND RATHER LOW DAYTIME RH WILL
CONTINUE ALONG AND IMMEDIATELY DOWNSLOPE OF THE COASTAL MTNS.
TEMPERATURES WILL WARM INTO THE 60S TO MID 70S WITH MIN RH VALUES OF
5 TO 10 PERCENT. WINDS ARE EXPECTED TO INCREASE EARLY SATURDAY
/09-12Z/ AS THE SURFACE PRESSURE GRADIENT INTENSIFIES TO THE S OF
HIGH PRESSURE EXPANDING INTO THE NRN GREAT BASIN. A SURGE OF
SUSTAINED WINDS OF 20 TO 25 MPH WITH GUSTS APPROACHING 40 MPH SHOULD
OCCUR ACROSS CANYONS/PASSES.
...LOWER CO RIVER VALLEY...
DRY NLY FLOW WILL CONTINUE...WITH THE LOW-LEVEL AIR MASS SLOWLY
MODIFYING FROM RELATIVELY COOL CONDITIONS OF WED/THU. TEMPERATURES
WILL WARM BACK INTO THE 60S AS RH VALUES DROP TO AROUND 10 PERCENT
DURING THE AFTERNOON. HOWEVER...AFTERNOON WINDS WILL BE FAIRLY
WEAK...AROUND 10 MPH.
..GRAMS.. 11/30/2006
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...