Storm Prediction Center
Day 1 and Day 2 Fire Weather Outlooks
ZCZC SPCFWDDY1 ALL
FNUS21 KWNS 080909
DAY 1 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0309 AM CST SUN FEB 08 2004
VALID 081200Z - 091200Z
...NO CRITICAL AREAS...
...SYNOPSIS...
FAIRLY PROGRESSIVE UPPER FLOW PATTERN WILL REMAIN ACROSS THE CONUS
TODAY AS SHORTWAVE TROUGH OVER THE FOUR CORNERS PHASES WITH
MID/UPPER TROUGH OVER THE NRN PLAINS/UPPER MISSISSIPPI VALLEY. AT
THE SURFACE...HIGH PRESSURE WILL TRANSITION EWD ACROSS THE SE
STATES/MID ATLANTIC REGION...WHILE LOW PRESSURE/COLD FRONT AND
ASSOCIATED SCATTERED PRECIPITATION SWEEPS ACROSS THE NRN
PLAINS/UPPER MISSISSIPPI VALLEY. IN THE WEST...HIGH PRESSURE WILL
BUILD SEWD THROUGH THE PACIFIC NORTHWEST/GREAT BASIN...REINFORCING
OFFSHORE FLOW ACROSS SRN CA.
...SRN CA...
GENERAL DOWNSLOPE/OFFSHORE FLOW WILL PERSIST ACROSS SRN CA OWING TO
PACIFIC NORTHWEST/GREAT BASIN HIGH PRESSURE. LOCALLY MODERATE N/NE
WINDS /15-25 MPH WITH HIGHER GUSTS / WILL BE ONGOING AT THE
BEGINNING OF THE PERIOD...NAMELY IN VICINITY OF THE HIGHER TERRAIN.
GUSTY WINDS WILL SUBSIDE BY LATE MORNING/EARLY AFTERNOON...BUT AGAIN
PEAK TONIGHT/EARLY MONDAY MORNING. AFTERNOON TEMPERATURES WILL BE IN
THE UPPER 60S/LOWER 70S. ALTHOUGH A DOWNWARD TREND WILL
CONTINUE...AFTERNOON RH VALUES WILL LIKELY REMAIN SUFFICIENTLY ABOVE
CRITICAL THRESHOLDS TODAY...WHILE OVERNIGHT RH RECOVERIES WILL BE
POOR.
...SOUTHEAST STATES...
HIGH PRESSURE AND ASSOCIATED DRY AIRMASS WILL EXIST ACROSS THE
REGION TODAY. AFTERNOON RH VALUES WILL LIKELY BE AROUND/BELOW
CRITICAL THRESHOLDS -- ESPECIALLY ACROSS N FL -- HOWEVER RELATIVELY
LIGHT E/NE WINDS AND SEASONALLY COOL TEMPERATURES IN THE 50S WILL
LARGELY MITIGATE FIRE WEATHER CONCERNS.
..GUYER.. 02/08/2004
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
ZCZC SPCFWDDY2 ALL
FNUS22 KWNS 080910
DAY 2 FIRE WEATHER OUTLOOK
NWS STORM PREDICTION CENTER NORMAN OK
0310 AM CST SUN FEB 08 2004
VALID 091200Z - 101200Z
...NO CRITICAL AREAS...
...SYNOPSIS...
BROAD POSITIVELY TILT UPPER TROUGH WILL EXIST OVER THE CONUS ON
MONDAY. EMBEDDED SHORTWAVE TROUGH WILL TRANSITION SEWD ACROSS THE
DESERT SW...WHILE HIGH PRESSURE BUILDS SEWD THROUGH THE PACIFIC
NORTHWEST/GREAT BASIN. IN THE EAST...COLD FRONT WILL PUSH EWD ACROSS
THE WRN GREAT LAKES AND MISSISSIPPI VALLEY.
...SRN CA...
OFFSHORE PRESSURE GRADIENT WILL CONTINUE TO INCREASE THROUGH THE
PERIOD AS GREAT BASIN HIGH PRESSURE BUILDS SEWD AND FURTHER
STRENGTHENS. AS SUCH...OVERALL SANTA ANA DOWNSLOPE/OFFSHORE FLOW
WILL HEIGHTEN ACCORDINGLY. STRONGEST N/NE WINDS -- 20 TO 30 MPH WITH
HIGHER GUSTS -- WILL OCCUR MONDAY MORNING...AND ESPECIALLY MONDAY
NIGHT/TUESDAY MORNING AIDED BY SUBSIDENCE/COLD ADVECTION IN WAKE OF
PASSING SHORTWAVE TROUGH. DOWNSLOPE SCENARIO WILL CONTINUE TO FOSTER
A WARM/DRY AIRMASS WITH AFTERNOON RH VALUES AROUND CRITICAL
THRESHOLDS AND VERY POOR RH RECOVERIES MONDAY NIGHT.
INCREASING NATURE OF SANTA ANA WINDS AND WARM/DRY AIRMASS MAY
NECESSITATE CRITICAL FIRE OUTLOOK IN SUBSEQUENT DAY 1 FORECAST.
..GUYER.. 02/08/2004
...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
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