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FNUS21 KWNS 110816
FWDDY1

DAY 1 FIRE WEATHER OUTLOOK  
NWS STORM PREDICTION CENTER NORMAN OK
0215 AM CST THU MAR 11 2010

VALID 111200Z - 121200Z

...CRITICAL FIRE WEATHER AREA FOR PARTS OF THE MIDDLE RIO GRANDE
VALLEY...

...SYNOPSIS...
EARLY MORNING SATELLITE IMAGERY SHOWS A SHORTWAVE TROUGH OVER AZ AND
THIS FEATURE IS FORECAST TO BE OVER THE LOWER MS RIVER VALLEY BY
DAYBREAK FRIDAY.  AS THIS OCCURS...A VIGOROUS UPPER LOW OVER THE
LOWER MO RIVER VALLEY WILL MEANDER OVER THE MIDWEST.  BRIEF UPPER
RIDGING WILL OCCUR OVER THE INTERMOUNTAIN W AHEAD OF ANOTHER
POWERFUL UPPER DISTURBANCE APPROACHING THE W COAST.  A STRONG
SUBTROPICAL JET ACROSS NRN MEXICO EXTENDING INTO THE GULF OF MEXICO
WILL WORK IN CONCERT WITH APPROACHING SWRN U.S. TROUGH AND LEAD TO A
BELT OF HIGH MOMENTUM FLOW OVER THE RIO GRANDE VALLEY.

...CRITICAL FIRE WEATHER AREA - PARTS OF THE MIDDLE RIO GRANDE
VALLEY...

PRIMARY CONDITIONS: STRONG WINDS / LOW RH

A DRY LOW LEVEL AIRMASS SAMPLED BY THE 00Z/11 DRT RAOB WILL LIKELY
LEAD TO MIN RH INTO THE TEENS TO 20 PERCENT OVER THE HIGHLIGHTED
AREA AS SURFACE TEMPS WARM AND LOW LEVEL LAPSE RATES STEEPEN.  MODEL
FORECAST SOUNDINGS IMPLY AMPLE BOUNDARY LAYER MIXING AND SHOW STRONG
WLY FLOW IN THE LOWEST 1-2 KM...WHICH WILL LIKELY SUPPORT STRONG
WINDS OF 20-30 MPH WITH HIGHER GUSTS.

..SMITH.. 03/11/2010

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




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