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FNUS21 KWNS 100827
FWDDY1

DAY 1 FIRE WEATHER OUTLOOK  
NWS STORM PREDICTION CENTER NORMAN OK
0226 AM CST WED MAR 10 2010

VALID 101200Z - 111200Z

...CRITICAL FIRE WEATHER AREA FOR SERN NM / LARGE PART OF SW TO
N-NCNTRL TX / PARTS OF SRN OK...

...SYNOPSIS...
VIGOROUS UPPER DISTURBANCE MOVING INTO NM EARLY THIS MORNING WILL
RAPIDLY TRANSLATE NEWD TO CNTRL MO BY DAYBREAK THURSDAY.  AT THE
SURFACE...A CYCLONE WILL DEEPEN NEWD FROM NW TX TO NERN OK/SERN KS
BY EARLY EVENING.  AN ATTENDANT WINDSHIFT/COLD FRONT WILL PUSH EWD
OVER ERN OK/TX AND A SECONDARY SURFACE TROUGH/THERMAL GRADIENT IS
FORECAST TO BE OVER W-CNTRL OK EXTENDING SWWD INTO NW TX BY 00Z. 
STRONG WINDS AND LOW RH WILL LEAD TO A WIDESPREAD AREA OF CRITICAL
FIRE WEATHER CONDITIONS OVER A LARGE PORTION OF THE SRN PLAINS.

...CRITICAL FIRE WEATHER AREA - SERN NM / LARGE PART OF SW TO
N-NCNTRL TX / PARTS OF SRN OK...

PRIMARY CONDITIONS: STRONG WINDS / LOW RH

BELT OF STRONG 1-2 KM AGL WINDS /30-40 KTS/ ARE FORECAST ACROSS THE
REGION ACCORDING TO DETERMINISTIC MODEL SUITE.  OF PARTICULAR
NOTE...LATEST GFS/4 KM NMM INDICATE THE JUXTAPOSITION OF LOW MIN RH
/ STRONG WINDS NOSING INTO S-CNTRL OK AS TEMPS WARM WITHIN MID-LEVEL
DRY SLOT BEHIND EWD MOVING LOW LEVEL WINDSHIFT/COLD FRONT /E OF I-35
BY EARLY-MID AFTERNOON/.  THUS...HAVE SHIFTED CRITICAL AREA NEWD TO
THE RED RIVER VALLEY/ARBUCKLES MTNS REGION.  FORECAST SOUNDINGS
DEPICT STEEP LAPSE RATES IN THE BOUNDARY LAYER WHICH WILL AID IN
DEEPER MIXING BEHIND THE WINDSHIFT AND AHEAD OF SECONDARY SURFACE
TROUGH.  SUSTAINED WINDS RANGING FROM 20-35 MPH /HIGHER GUSTS/ SEEM
PROBABLE BEFORE NOCTURNAL COOLING COMMENCES AIDING IN RH RECOVERY. 
BEFORE THIS OCCURS...MIN RH VALUES RANGING FROM THE LOWER TEENS IN W
TX TO THE MIDDLE 20S NEAR THE DFW METROPLEX ARE
ANTICIPATED...RESULTING IN CRITICAL FIRE WEATHER CONDITIONS.

..SMITH.. 03/10/2010

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




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