Storm Prediction Center
Day 1 and Day 2 Fire Weather Outlooks

Day 1 Fire Weather Forecast graphic

   ZCZC SPCFWDDY1 ALL
   FNUS21 KWNS 160839
   
   DAY 1 FIRE WEATHER OUTLOOK  
   NWS STORM PREDICTION CENTER NORMAN OK
   0239 AM CST WED NOV 16 2005
   
   VALID 161200Z - 171200Z
   
   ...CRITICAL FIRE WEATHER AREA FOR SRN CA...
   ...CRITICAL FIRE WEATHER AREA FOR SCNTRL/SE TX...
   
   ...SYNOPSIS...
   EXPANSIVE UPPER TROUGH WILL PERSIST OVER THE ERN STATES...WITH
   PRIMARY CYCLONE SHIFTING NWD ACROSS ERN ONTARIO TODAY. ASSOCIATED
   COLD FRONT WILL QUICKLY PROGRESS EWD ACROSS THE ATLANTIC STATES. IN
   THE WEST...UPPER RIDGING WILL BE PREVALENT...WITH BROAD AREA OF SFC
   HIGH PRESSURE ACROSS THE ROCKIES/PLAINS.
   
   ...CRITICAL FIRE WEATHER AREA 1 - SRN CA...
   
   PRIMARY CONDITIONS: GUSTY SANTA ANA WINDS AND LOW RH/WARM
   TEMPERATURES
   
   SANTA ANA WIND REGIME WILL CONTINUE ACROSS SRN CA THROUGH THE
   PERIOD...ALTHOUGH PRESSURE GRADIENT WILL GRADUALLY WEAKEN /INITIALLY
   10 MBS LAX-TPH DECREASING TO 8 MBS/ INTO TONIGHT. LOCALLY
   STRONG/GUSTY WINDS ARE ONGOING THIS MORNING...AND ARE EXPECTED TO
   CONTINUE THROUGH THE PERIOD...ESPECIALLY NEAR FAVORED
   CANYONS/PASSES. SUSTENANCE OF DOWNSLOPE TRAJECTORIES WILL SUPPORT RH
   VALUES DROPPING TO 8-12 PERCENT THIS AFTERNOON...WITH WARM 80S
   TEMPERATURES.
   
   ...CRITICAL FIRE WEATHER AREA 2 - SCNTRL/SE TX...
   
   PRIMARY CONDITIONS: VERY LOW RH AND GUSTY NLY WINDS
   
   IN WAKE OF TUESDAYS COLD FRONT...HIGH PRESSURE WILL BUILD EWD ACROSS
   MUCH OF THE SRN PLAINS AND SOUTH TX TODAY. IN SPITE OF COOL UPPER
   50S/LOWER 60S TEMPERATURES AND SOME RAINFALL ON TUESDAY...DRYING NLY
   TRAJECTORIES WILL PROMOTE A HEIGHTENED FIRE DANGER VIA VERY LOW
   AFTERNOON RH VALUES OF 15-25 PERCENT FOR SEVERAL HOURS DURATION. A
   SUFFICIENT PRESSURE GRADIENT/VERTICAL MIXING WILL SUPPORT NLY WINDS
   OF 15-25 MPH THIS AFTERNOON.
   
   ...NRN CA...
   WEAKENING PRESSURE GRADIENT SUGGESTS DIMINISHING N/NE WINDS...WITH A
   DECREASING FIRE DANGER ACROSS THE COASTAL VALLEYS OF NRN CA.
   NEVERTHELESS...AFTERNOON TEMPERATURES WILL REMAIN RATHER WARM /70S/
   OWING TO MODEST DOWNSLOPE TRAJECTORIES.
   
   ..GUYER.. 11/16/2005
   
   ...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
   
      
Day 2 Fire Weather Forecast graphic

   ZCZC SPCFWDDY2 ALL
   FNUS22 KWNS 160840
   
   DAY 2 FIRE WEATHER OUTLOOK  
   NWS STORM PREDICTION CENTER NORMAN OK
   0240 AM CST WED NOV 16 2005
   
   VALID 171200Z - 181200Z
   
   ...CRITICAL FIRE WEATHER AREA FOR SRN CA...
   
   ...SYNOPSIS...
   LITTLE FLUCTUATION IN THE OVERALL PATTERN IS EXPECTED ON
   THURSDAY...WITH MEAN UPPER TROUGH REMAINING IN THE EAST...AND UPPER
   RIDGING PREVALENT OVER THE WRN STATES. HIGH PRESSURE WILL BUILD EWD
   ACROSS THE MISSISSIPPI/OHIO VALLEYS...WITH RELATIVELY DRY CONDITIONS
   FOR MUCH OF THE CONUS.
   
   ...CRITICAL FIRE WEATHER AREA 1 - SRN CA...
   
   PRIMARY CONDITIONS: LOCALLY GUSTY SANTA ANA WINDS AND LOW RH/WARM
   TEMPERATURES
   
   ALTHOUGH PRESSURE GRADIENT WILL REMAIN MODEST...GENERAL PERSISTENCE
   OF SANTA ANA/OFFSHORE REGIME WILL CONTINUE TO PROMOTE LOCALLY GUSTY
   WINDS ON THURSDAY...NAMELY THROUGH/BELOW PASSES AND CANYONS. THESE
   OFFSHORE TRAJECTORIES WILL YIELD LITTLE AIRMASS FLUCTUATION FROM
   PREVIOUS DAYS...WITH WARM 80S TEMPERATURES AND LOW RH VALUES /8-12
   PERCENT/ CONTINUING. RH RECOVERIES OVERNIGHT WILL REMAIN RELATIVELY
   POOR THURSDAY NIGHT/FRIDAY MORNING.
   
   ...SE STATES/NRN FL...
   IN WAKE OF COLD FRONT...COOLER/DRIER AIRMASS WILL INFILTRATE THE SE
   STATES/NRN FL ON THURSDAY AS HIGH PRESSURE SHIFTS EWD TOWARD THE
   REGION. ALTHOUGH TEMPERATURES WILL BE COOL /UPPER 50S-LOWER 60S/...
   AFTERNOON RH VALUES /25-30 PERCENT/ WILL BE NEAR CRITICAL VALUES FOR
   A FEW HOURS DURATION. N/NW WINDS SHOULD GENERALLY BE 10 MPH OR LESS
   DURING THE AFTERNOON HOURS.
   
   ..GUYER.. 11/16/2005
   
   ...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
   
      

Fire Weather/Forecast Products/Home