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 100901
   
   DAY 1 FIRE WEATHER OUTLOOK  
   NWS STORM PREDICTION CENTER NORMAN OK
   0301 AM CST SAT MAR 10 2007
   
   VALID 101200Z - 111200Z
   
   ...NO CRITICAL AREAS...
   
   ...SYNOPSIS...
   UPPER RIDGE BUILDS ALONG THE WEST COAST TODAY WHILE SHORTWAVE TROUGH
   DEEPENS AND DROPS SOUTHWARD FROM THE GREAT BASIN INTO THE SOUTHERN
   ROCKIES DURING THE FORECAST PERIOD. A COLD FRONT WILL STRETCH FROM
   NEW ENGLAND INTO NERN TEXAS THIS AFTERNOON...WITH SURFACE HIGH
   PRESSURE STRENGTHENING IN ITS WAKE OVER THE UPPER MIDWEST AND GREAT
   LAKES REGION. SURFACE HIGH PRESSURE IS ALSO BECOMING ESTABLISHED
   OVER THE GREAT BASIN...BEGINNING A MULTIPLE DAY PERIOD OF OFFSHORE
   FLOW AND WARM/DRY WEATHER FOR SOUTHERN CALIFORNIA.
   
   SHOWERS AND THUNDERSTORMS WILL EXTEND FROM FLORIDA TO THE SOUTHERN
   APPALACHIANS...WITH RAIN EXPECTED THROUGH THE NORTHERN APPALACHIANS
   AND NEW ENGLAND. SHOWERS AND THUNDERSTORMS WILL ALSO OCCUR IN THE
   CENTRAL ROCKIES AND PORTIONS OF THE WESTERN HIGH PLAINS...WHILE
   STRONG SOUTHWEST FLOW CONTINUES TO BRING DAMP WEATHER TO THE PACIFIC
   NORTHWEST.
   
   ...SRN CA...
   AS SURFACE HIGH PRESSURE MOVES INTO THE GREAT BASIN AND THE UPPER
   RIDGE STRENGTHENS ALONG THE PACIFIC COAST...WINDS GRADUALLY TURN
   OFFSHORE AT THE SURFACE AND ALOFT OVER SOUTHERN CALIFORNIA.
   TEMPERATURES WILL BEGIN TO RESPOND TODAY AND CLIMB INTO THE LOWER
   AND MIDDLE 70S ALONG COASTAL AREAS...WITH LOW LEVEL OFFSHORE FLOW
   BECOMING WELL ESTABLISHED PRIMARILY AFTER DARK. THE WARM AND DRY
   AIRMASS WILL LEAD TO MINIMUM RH IN THE 15 TO 20 PERCENT RANGE THIS
   AFTERNOON...AND INCREASING WIND WILL HAMPER RH RECOVERY TONIGHT. BY
   SUNDAY MORNING OFFSHORE FLOW SHOULD BE WELL ESTABLISHED WITH GUSTY
   WINDS EXCEEDING 30 MPH IN TERRAIN FAVORABLE LOCATIONS.
   
   ...ERN NM...
   AS THE AFOREMENTIONED SHORTWAVE TROUGH APPROACHES THE SOUTHERN
   ROCKIES THIS AFTERNOON...A SURFACE LEE CYCLONE FORMS OVER EASTERN
   NEW MEXICO. THE AIRMASS IS WARM /MAXIMUM TEMPERATURES IN THE MID 70S
   TO LOWER 80S/ AND DRY /MINIMUM RH AROUND 10 TO 15 PERCENT/...BUT
   WIND APPEARS TO BE A LIMITING FACTOR TO WIDESPREAD CRITICAL FIRE
   WEATHER CONDITIONS. SURFACE WINDS REMAINING AT OR BELOW 15 TO 20 MPH
   PRECLUDE A CRITICAL AREA...ALTHOUGH CLEAR SKIES AND GOOD MIXING
   COULD ALLOW LOCALIZED AREAS TO EXCEED CRITICAL THRESHOLDS FOR SHORT
   PERIODS THIS AFTERNOON.
   
   ..BRIGHT.. 03/10/2007
   
   ...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 100958
   
   DAY 2 FIRE WEATHER OUTLOOK  
   NWS STORM PREDICTION CENTER NORMAN OK
   0358 AM CST SAT MAR 10 2007
   
   VALID 111200Z - 121200Z
   
   ...CRITICAL FIRE WEATHER AREA FOR SOUTHERN CALIFORNIA...
   
   ...SYNOPSIS...
   OFFSHORE FLOW BECOMES WELL ESTABLISHED AT THE SURFACE AND ALOFT OVER
   SOUTHERN CALIFORNIA...WITH THE WESTERLIES PRIMARILY CONFINED TO THE
   NORTHERN TIER OF THE NATION. AN UPPER LOW OVER THE SOUTHERN ROCKIES
   BECOMES CUTOFF SUNDAY...REMAINING NEARLY STATIONARY OVER SOUTHWEST
   TEXAS THROUGH THE FORECAST PERIOD. 
   
   AT THE SURFACE...HIGH PRESSURE CENTERED OVER THE OHIO VALLEY WILL
   BRING A RELATIVELY DRY AIRMASS TO MUCH OF THE EAST. MINIMUM RH WILL
   FALL TO 25 TO 30 PERCENT FROM THE MID MISSISSIPPI RIVER VALLEY TO
   THE MID ATLANTIC REGION...ALTHOUGH WINDS WILL BE LIGHT. FARTHER
   SOUTH...MINIMUM RH WILL FALL TO 35 TO 40 PERCENT OVER INLAND
   FLORIDA...BUT WINDS ARE ALSO EXPECTED TO BE LIGHT. 
   
   THE STRONG WESTERLY FLOW WILL CONTINUE THE WET PATTERN FOR THE
   PACIFIC NORTHWEST. MEANWHILE...THE CUTOFF LOW OVER SOUTHWEST TEXAS
   IS EXPECTED TO BRING SHOWERS AND THUNDERSTORMS TO MUCH OF
   TEXAS...POSSIBLY EXTENDING NORTHWARD INTO OKLAHOMA AND ARKANSAS.
   
   ...CRITICAL FIRE WEATHER AREA - SOUTHERN CALIFORNIA...
   
   PRIMARY CONDITIONS: WARM TEMPERATURES/LOW RH/GUSTY OFFSHORE WINDS
   
   WARM AND DRY CONDITIONS BECOME WELL ESTABLISHED SUNDAY...WITH
   MAXIMUM TEMPERATURES CLIMBING INTO THE UPPER 70S AND MIDDLE 80S
   ALONG THE COASTAL BELT OF SOUTHERN CALIFORNIA. RH WILL FALL INTO THE
   10 TO 20 PERCENT RANGE ALONG THE COAST...AND 5 TO 10 PERCENT FARTHER
   INLAND. GUSTY EAST/NORTHEAST WINDS EXCEEDING 35 MPH IN TERRAIN
   FAVORABLE LOCATIONS ARE EXPECTED. GIVEN THE ANTECEDENT CONDITIONS
   /PRECIPITATION OVER THE PAST 30 DAYS IS AT OR BELOW 25 TO 50 PERCENT
   OF NORMAL/ WIDESPREAD CRITICAL FIRE WEATHER CONDITIONS ARE EXPECTED.
   THE DRY AIR AND BREEZY CONDITIONS WILL HAMPER RH RECOVERY SUNDAY
   NIGHT...WITH CRITICAL CONDITIONS LIKELY EXTENDING INTO MONDAY.
   
   ..BRIGHT.. 03/10/2007
   
   ...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
   
      

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