Storm Prediction Center
Day 1 and Day 2 Fire Weather Outlooks

Day 1 Fire Weather Forecast graphic

Click for Day 1 FireWX Areal Outline Product

   ZCZC SPCFWDDY1 ALL
   FNUS21 KWNS 230725
   
   DAY 1 FIRE WEATHER OUTLOOK  
   NWS STORM PREDICTION CENTER NORMAN OK
   0225 AM CDT TUE JUN 23 2009
   
   VALID 231200Z - 241200Z
   
   ...NO CRITICAL AREAS...
   
   ...SYNOPSIS...
   A PERSISTENT UPPER-LEVEL HIGH THAT HAS BEEN ANCHORED OVER THE LOWER
   MS RIVER VALLEY THE PAST SEVERAL DAYS WILL RETROGRADE WWD INTO THE
   SRN PLAINS. A CUTOFF UPPER-LEVEL LOW WILL REMAIN QUASI-STATIONARY
   OFF THE CNTRL/SRN CA COAST. MODEST LOW/MID-LEVEL S/SELYS IN BETWEEN
   THESE TWO SYSTEMS WILL RESULT IN A GRADUAL POLEWARD TRANSPORT OF
   RICHER SUB-TROPICAL MOISTURE ACROSS THE SOUTHWEST.
   
   ...N SLOPE OF THE MOGOLLON RIM IN AZ TO FAR NWRN NM...
   ON THE NWRN PERIPHERY OF INCREASING MID-LEVEL MOISTURE...A FEW DRY
   TSTMS MAY DEVELOP. CHARGE SEPARATION APPEARS MARGINAL WHERE SURFACE
   RH REMAINS LOW /AOB 15 PERCENT/...GIVEN GRADUAL WARMING IN THE
   UPPER-LEVELS. LARGE-SCALE ASCENT SHOULD REMAIN WEAK WITH OROGRAPHIC
   LIFT AND DIURNAL HEATING THE PRIMARY DRIVERS FOR ISOLATED TSTM
   PRODUCTION.
   
   ..GRAMS.. 06/23/2009
   
   ...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
   
      
Day 2 Fire Weather Forecast graphic

Click for Day 2 FireWX Areal Outline Product

   ZCZC SPCFWDDY2 ALL
   FNUS22 KWNS 230908
   
   DAY 2 FIRE WEATHER OUTLOOK  
   NWS STORM PREDICTION CENTER NORMAN OK
   0408 AM CDT TUE JUN 23 2009
   
   VALID 241200Z - 251200Z
   
   ...NO CRITICAL AREAS...
   
   ...SYNOPSIS...
   AN UPPER-LEVEL HIGH WILL CONTINUE TO RETROGRADE WWD TO THE SRN HIGH
   PLAINS BY EARLY THU. NEARLY STATIONARY UPPER-LEVEL LOW OFF THE
   CNTRL/SRN CA COAST SHOULD BEGIN A GRADUAL EWD ACCELERATION LATE IN
   THE PERIOD...AIDED BY A NRN STREAM SHORT WAVE TROUGH ENTERING
   WA/BRITISH COLUMBIA.
   
   ...WRN MOJAVE DESERT/ANTELOPE VALLEY/SRN SIERRA MTNS...
   NOCTURNAL HIGH-BASED TSTMS MAY DEVELOP EARLY THU MORNING AS FORCED
   ASCENT INCREASES DOWNSTREAM OF APPROACHING UPPER-LEVEL LOW OFF THE
   CNTRL/SRN CA COAST. MODEL FORECASTS ARE INCONSISTENT WITH RESPECT TO
   ATTENDANT MASS RESPONSE...WHICH APPEARS TO HAVE AN IMPACT ON THE
   DEGREE AND TIMING OF MOISTURE RETURN FROM THE GULF OF CA/SONORA.
   23/00Z GFS/NAM ARE MUCH MORE FAVORABLE COMPARED TO THE ECMWF WITH
   THE POTENTIAL DEVELOPMENT OF POSITIVE BUOYANCY ATOP A RESIDUAL
   DEEPLY-MIXED SUB-CLOUD LAYER. GIVEN THIS WIDE DISCREPANCY AND THE
   LIKLIHOOD OF GREATEST DRY TSTM POTENTIAL REMAINING OVER THE
   DESERT...A CRITICAL AREA DOES NOT APPEAR WARRANTED.
   
   ..GRAMS.. 06/23/2009
   
   ...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
   
      

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