Storm Prediction Center
Day 1 and Day 2 Fire Weather Outlooks

Day 1 Fire Weather Forecast graphic

   ZCZC SPCFWDDY1 ALL
   FNUS21 KWNS 180917
   
   DAY 1 FIRE WEATHER OUTLOOK  
   NWS STORM PREDICTION CENTER NORMAN OK
   0417 AM CDT SUN APR 18 2004
   
   VALID 181200Z - 191200Z
   
   ...CRITICAL FIRE WEATHER AREA FOR ERN CO/WRN KS/SW NEB...
   
   ...SYNOPSIS...
   PROGRESSIVE UPPER PATTERN WILL REMAIN OVER THE CONUS THROUGH THE
   PERIOD. SHORTWAVE TROUGH INITIALLY NEAR THE FOUR CORNERS REGION WILL
   REACH THE UPPER MISSISSIPPI VALLEY THIS EVENING. LOW PRESSURE AND
   ASSOCIATED COLD FRONT/DRYLINE WILL SHIFT EWD THROUGH THE UPPER
   MIDWEST/CNTRL PLAINS...WITH SCATTERED TSTMS PREVALENT OVER THE UPPER
   MIDWEST. ELSEWHERE UPPER RIDGING/SURFACE HIGH PRESSURE WILL BE
   DOMINANT SCENARIO ACROSS THE SE STATES/MID ATLANTIC.
   
   ...CRITICAL FIRE WEATHER AREA 1 - ERN CO/WRN KS/SW NEB...
   
   PRIMARY CONDITIONS: VERY STRONG WINDS WITH LOW RH/WARM TEMPERATURES
   
   VERY STRONG/GUSTY WINDS WILL DEVELOP ACROSS MUCH OF THE WRN HIGH
   PLAINS BY THIS AFTERNOON IN DEEPLY MIXED BOUNDARY LAYER ENVIRONMENT
   WEST OF COLD FRONT/DRYLINE. SUSTAINED W/SW WINDS AS HIGH AS 25-35
   MPH /WITH SIGNIFICANTLY HIGHER GUSTS/ ARE LIKELY TO MATERIALIZE.
   AFTERNOON TEMPERATURES WILL REACH THE 70S/80S...WITH MINIMUM RH
   VALUES AROUND/BELOW CRITICAL THRESHOLDS OWING TO DOWNSLOPE
   TRAJECTORIES. RH VALUES COINCIDENT WITH PEAK HEATING WILL RANGE FROM
   8-15 PERCENT IN ERN CO...TO 15-20 PERCENT IN SW NEB/WRN KS. IN SPITE
   OF RECENT PRECIPITATION /NAMELY LAST WEEKEND/ AND MARGINAL NATURE OF
   FUELS...MAGNITUDE OF EXPECTED WIND SPEEDS AMIDST WELL MIXED
   ENVIRONMENT SUGGESTS CRITICAL OUTLOOK IS WARRANTED.
   
   ...MISSOURI VALLEY AND MUCH OF THE MIDDLE/UPPER MISSISSIPPI
   VALLEY...
   BROAD AREA OF THE MIDDLE PART OF THE COUNTRY WILL SEE GUSTY SW WINDS
   AHEAD OF CNTRL PLAINS COLD FRONT/DRYLINE. WINDS SPEEDS OF 20-30 MPH
   WITH HIGHER GUSTS WILL BE COMMON...ESPECIALLY IN THE MISSOURI
   VALLEY. IN SPITE OF THE GUSTY WINDS AND WARM TEMPERATURES IN THE
   80S...LOW LEVEL MOIST AXIS WILL GENERALLY KEEP RH VALUES
   SUFFICIENTLY ABOVE CRITICAL THRESHOLDS.
   
   ...N FL/AL/GA/SC...
   AFTERNOON TEMPERATURES WILL REACH THE 80S /AWAY FROM THE COASTAL
   AREAS/ WITH MINIMUM RH VALUES AROUND/BELOW CRITICAL THRESHOLDS OWING
   TO S/SE FLOW AROUND WRN ATLANTIC HIGH PRESSURE. HOWEVER PROHIBITIVE
   FACTOR FOR CRITICAL FIRE WEATHER CONDITIONS WILL BE RELATIVELY LIGHT
   WIND SPEEDS /AROUND 10 MPH OR LESS/.
   
   ..GUYER.. 04/18/2004
   
   ...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
   
      
Day 2 Fire Weather Forecast graphic

   ZCZC SPCFWDDY2 ALL
   FNUS22 KWNS 180950
   
   DAY 2 FIRE WEATHER OUTLOOK  
   NWS STORM PREDICTION CENTER NORMAN OK
   0450 AM CDT SUN APR 18 2004
   
   VALID 191200Z - 201200Z
   
   ...NO CRITICAL AREAS...
   
   ...SYNOPSIS...
   PROGRESSIVE/LOW AMPLITUDE UPPER FLOW WILL PREVAIL OVER THE CONUS ON
   MONDAY. EMBEDDED SHORTWAVE TROUGH IS FORECAST TO TRANSLATE THROUGH
   THE CNTRL ROCKIES...WHILE ANOTHER IMPULSE APPROACHES THE PACIFIC
   NORTHWEST. COLD FRONT /WITH ASSOCIATED SCATTERED PRECIPITATION/ WILL
   TRANSITION THROUGH THE GREAT LAKES REGION...WHILE WRN PORTION OF THE
   FRONT STALLS ACROSS THE CNTRL PLAINS/MIDDLE MISSISSIPPI VALLEY.
   ELSEWHERE HIGH PRESSURE WILL REMAIN ENTRENCHED ACROSS THE SE STATES.
   
   ...SE STATES...
   WITH LITTLE CHANGE IN THE REGIONAL PATTERN...WARM/DRY AIRMASS WILL
   PERSIST ACROSS THE SE STATES. IN SPITE OF WARM TEMPERATURES AND RH
   VALUES AROUND/BELOW CRITICAL THRESHOLDS...LIGHT WIND SPEEDS /10 MPH
   OR LESS/ WILL AGAIN BE MITIGATING FACTOR FOR CRITICAL FIRE WEATHER
   CONDITIONS.
   
   ..GUYER.. 04/18/2004
   
   ...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
   
      

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