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 200758
   
   DAY 1 FIRE WEATHER OUTLOOK  
   NWS STORM PREDICTION CENTER NORMAN OK
   0258 AM CDT WED AUG 20 2008
   
   VALID 201200Z - 211200Z
   
   ...NO CRITICAL AREAS...
   
   ...SYNOPSIS...
   AN UPPER-LEVEL TROUGH FROM THE NRN ROCKIES THROUGH THE GREAT BASIN
   WILL CONTINUE TO WEAKEN AS EMBEDDED IMPULSE LIFTS RAPIDLY NEWD
   TOWARDS THE CANADIAN PRAIRIES. UPSTREAM...A POTENT UPPER-LEVEL LOW
   WILL GRADUALLY TRACK EWD FROM THE NERN PACIFIC ACROSS BRITISH
   COLUMBIA. ATTENDANT MID-LEVEL SPEED MAX WILL PUSH INLAND ACROSS THE
   PACIFIC NW TO THE NRN ROCKIES BY EARLY THU.
   
   LOW RH SHOULD BE CONFINED TO THE INTERIOR SOUTHWEST THROUGH THE
   GREAT BASIN TOWARDS PORTIONS OF THE CENTRAL ROCKIES. ALTHOUGH
   LOCALLY GUSTY/TERRAIN-ENHANCED WINDS SHOULD OCCUR AROUND PEAK
   HEATING...OVERALL MODEST KINEMATIC REGIME SUGGESTS THE POTENTIAL FOR
   CRITICAL FIRE WEATHER WILL BE LOW.
   
   ..GRAMS.. 08/20/2008
   
   ...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 200855
   
   DAY 2 FIRE WEATHER OUTLOOK  
   NWS STORM PREDICTION CENTER NORMAN OK
   0355 AM CDT WED AUG 20 2008
   
   VALID 211200Z - 221200Z
   
   ...CRITICAL FIRE WEATHER AREA FOR SRN WY...FAR NERN UT...EXTREME
   NWRN CO...
   
   ...SYNOPSIS...
   A VIGOROUS UPPER-LEVEL SHORT WAVE TROUGH ACROSS BRITISH
   COLUMBIA/PACIFIC NW WILL MOVE EWD TOWARDS THE CANADIAN PRAIRIES/NRN
   HIGH PLAINS THROUGH EARLY FRI. STRONG MID-LEVEL SPEED MAX WILL
   BECOME CENTERED ACROSS THE NRN ROCKIES THU AFTERNOON...WITH 500 MB
   WLYS AOA 60 MPH AS FAR S AS THE 42ND PARALLEL IN THE GREAT BASIN. AT
   THE SURFACE...LEE CYCLONE WILL INTENSIFY OVER THE NRN HIGH
   PLAINS...WITH A COLD FRONT DRAPED SWWD ACROSS NRN UT/CNTRL NV.
   
   ...CRITICAL FIRE WEATHER AREA - SRN WY...FAR NERN UT...EXTREME NWRN
   CO...
   
   PRIMARY CONDITIONS: STRONG WINDS / LOW RH / LONG-TERM DRYNESS
   
   LOW-LEVEL W/SWLYS WILL STRENGTHEN WITH APPROACH OF A MID-LEVEL JET
   AND AS LAPSE RATES STEEPEN. ALTHOUGH GUIDANCE DIFFERS TO SOME EXTENT
   WITH THE RESULTANT SURFACE WIND SPEEDS...CONSENSUS SUGGESTS
   SUSTAINED VALUES OF 20 TO 25 MPH WILL BE COMMON THU AFTERNOON. THE
   W/SWLY LOW-LEVEL TRAJECTORIES WILL MAINTAIN A MOISTURE-STARVED
   BOUNDARY LAYER AHEAD OF THE ADVANCING COLD FRONT. WITH TEMPERATURES
   GENERALLY REACHING INTO THE 80S TO LOWER 90S...RH VALUES WILL LIKELY
   DROP TO BETWEEN 10 AND 15 PERCENT.
   
   ..GRAMS.. 08/20/2008
   
   ...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
   
      

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