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    Day 2 FW Outlook >
May 23, 2013 Day 1 Fire Weather Outlook
Updated: Thu May 23 07:47:03 UTC 2013  (Print Version)
Day 1 Fire
 Population  Cities/Towns  CWAs  Interstates  Counties  FEMA Regions  Day 1 Surface Analysis

Risk Area (sq. mi.) Area Pop. Some Larger Population Centers in Risk Area
Critical 177,429 4,620,197 Las Vegas, NV...Albuquerque, NM...Henderson, NV...N. Las Vegas, NV...Flagstaff, AZ...
   ZCZC SPCFWDDY1 ALL
   FNUS21 KWNS 230746
   
   DAY 1 FIRE WEATHER OUTLOOK  
   NWS STORM PREDICTION CENTER NORMAN OK
   0246 AM CDT THU MAY 23 2013
   
   VALID 231200Z - 241200Z
   
   ...CRITICAL FIRE WEATHER AREA FOR SRN NV...NRN AZ...NW AND CNTRL
   NM...PARTS OF SW/S-CNTRL CO AND SRN/SE UT...
   
   ...SYNOPSIS...
   ...SRN NV...NRN AZ...NW AND CNTRL NM...PARTS OF SW/S-CNTRL CO AND
   SRN/SE UT...
   A SHORTWAVE IMPULSE ROTATING AROUND PAC NW UPPER LOW INTO THE GREAT
   BASIN AND CENTRAL ROCKIES WILL LEAD TO STRENGTHENING DEEP LAYER SWLY
   FLOW TODAY. THE STRONGEST MID AND UPPER LEVEL FLOW WILL OVERSPREAD
   SRN/CNTRL NV...UT AND WRN CO/WY. AS TEMPERATURES WARM INTO THE UPPER
   70S TO LOW 90S...DEEP BOUNDARY LAYER MIXING WILL OCCUR WITH STEEP
   LOW TO MID LEVEL LAPSE RATES. ADDITIONALLY...DOWNSLOPE ENHANCEMENT
   WILL AID IN FURTHER DRYING AND GUSTY WIND POTENTIAL. RH VALUES FROM
   8 TO 15 PERCENT WILL BE WIDESPREAD. THE STRONGEST WINDS ARE EXPECTED
   ACROSS THE UT/CO AND NW NM/NE AZ PORTIONS OF THE CRITICAL AREA.
   HERE...SUSTAINED WINDS AROUND 20-25 MPH WITH GUSTS TO 45 MPH WILL BE
   POSSIBLE. ACROSS SOUTHERN PORTIONS OF THE CRITICAL FROM CENTRAL AZ
   INTO CENTRAL NM...WINDS ARE EXPECTED TO BE A LITTLE LESS INTENSE
   FROM AROUND 15-20 MPH WITH GUSTS TO 35 MPH POSSIBLE.
   
   ...CNTRL NV INTO CNTRL UT...NW CO AND SW WY...
   MARGINALLY STRONG WINDS ARE EXPECTED ACROSS CENTRAL NV INTO CENTRAL
   AND NE UT...WHERE S/SW WINDS FROM 15-20 MPH WITH HIGHER GUSTS ARE
   POSSIBLE. STRONGER WINDS ARE EXPECTED ACROSS NW CO INTO SW WY.
   HERE...S/SW WINDS FROM 20-30 MPH WITH GUSTS TO 50 MPH ARE POSSIBLE.
   COOLER TEMPERATURES ACROSS THESE AREAS WILL GENERALLY KEEP RH VALUES
   FROM 15-25 PERCENT. ADDITIONALLY...UNFAVORABLE FUEL CONDITIONS WILL
   FURTHER LIMIT THE FIRE THREAT.
   
   ...SRN AZ INTO SRN/SE NM...
   TO THE S AND E OF THE CRITICAL...DRY AND HOT CONDITIONS WILL
   PREVAIL...LEADING TO RH VALUES FROM 6-15 PERCENT. HOWEVER...WINDS
   WILL BE WEAKER HERE...FURTHER REMOVED FROM STRONGER MIDLEVEL FLOW.
   S/SW WINDS FROM 10-20 MPH ARE EXPECTED.
   
   ..LEITMAN.. 05/23/2013
   
   ...PLEASE SEE WWW.SPC.NOAA.GOV/FIRE FOR GRAPHIC PRODUCT...
   
   CLICK FOR DAY 1 FIREWX AREAL OUTLINE PRODUCT (KWNSPFWFD1)
      
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Page last modified: May 23, 2013
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