Storm Prediction Center Day 1 Fire Weather Outlook

Created: Tue May 5 07:50:02 UTC 2015 (20150505 1200Z Day 1 FireWX shapefile | 20150505 1200Z Day 1 FireWX KML)

Day 1 Fire Weather Forecast graphic
Risk Area (sq. mi.) Area Pop. Some Larger Population Centers in Risk Area
No Risk Areas Forecast

Click for Day 1 FireWX Areal Outline Product

   ZCZC SPCFWDDY1 ALL
   FNUS21 KWNS 050746

   DAY 1 FIRE WEATHER OUTLOOK  
   NWS STORM PREDICTION CENTER NORMAN OK
   0246 AM CDT TUE MAY 05 2015

   VALID 051200Z - 061200Z

   ...SYNOPSIS...
   A SRN STREAM SHORTWAVE TROUGH WILL PROGRESS NEWD FROM NM INTO THE
   CNTRL HIGH PLAINS...MAINTAINING SLY FLOW ACROSS THE ENTIRE
   LATITUDINAL EXTENT OF THE GREAT PLAINS. SOME FIRE WEATHER CONCERNS
   MAY EXIST ACROSS THE RED RIVER VALLEY OF THE NORTH AHEAD OF RICHER
   MOISTURE ADVANCING NWD. A WEAK COLD FRONT WILL MOVE THROUGH NEW
   ENGLAND THIS MORNING...WITH DRY AND BREEZY CONDITIONS DEVELOPING IN
   ITS WAKE ACROSS MAINE. ELSEWHERE...A MIDLEVEL TROUGH WILL AMPLIFY
   ACROSS THE PAC NW...WHILE MIDLEVEL RIDGING PERSISTS OVER THE
   SRN/CNTRL APPALACHIANS.

   ...ERN ND...WRN MN...NERN SD...
   SLY WINDS OF 15-20 MPH WILL DEVELOP BY LATE MORNING BETWEEN A
   DEEPENING NRN ROCKIES SFC LOW AND SFC HIGH PRESSURE OVER THE GREAT
   LAKES. RICHER MOISTURE IS FORECAST TO REMAIN S OF THE REGION UNTIL
   AFTER SUNSET...WITH ANTECEDENT DRY CONDITIONS YIELDING RH VALUES IN
   THE UPPER TEENS TO LOW 20S DURING PEAK HEATING. WIND SPEEDS WILL
   INCREASE INTO PARTS OF CNTRL ND/SD...WHERE RH VALUES ARE ALSO
   HIGHER...WHILE SUSTAINED WIND SPEEDS SHOULD GENERALLY REMAIN
   SUB-CRITICAL WHERE LOWER RH VALUES OCCUR.

   ...MUCH OF MAINE...
   SUBSTANTIAL BOUNDARY-LAYER DRYING WILL OCCUR IN THE WAKE OF A WEAK
   COLD FRONT MOVING THROUGH NEW ENGLAND THIS MORNING. ALTHOUGH
   TEMPERATURES WILL BE COOLER THAN YESTERDAY /60S TO LOW 70S/...RH
   VALUES ARE STILL LIKELY TO FALL AS LOW AS 20 PERCENT. SUSTAINED WIND
   SPEEDS WILL BE SOMEWHAT TEMPERED BY A WEAKENING SFC PRESSURE
   GRADIENT...GENERALLY AROUND 15 MPH...BUT 25-30 KT OF 850 MB FLOW
   WILL LINGER AND SUPPORT STRONGER GUSTS. OFFSHORE WINDS WILL ALSO
   REACH COASTAL AREAS AND USHER IN DRIER AIR. ELEVATED FIRE WEATHER
   CONDITIONS APPEAR LIKELY...ESPECIALLY WHERE LIGHTER RAINFALL TOTALS
   HAVE BEEN OBSERVED OVER THE PAST SEVEN DAYS ACROSS WRN PORTIONS OF
   THE STATE.

   ..ROGERS.. 05/05/2015

   ...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...

      

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