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Weekly Wx Briefing - PowerPoint by tyndale

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									Weekly Weather Briefing
      07/29/2010
                     Keith Stellman
               Warning Coordination Meteorologist


            Slides Available:
      www.srh.noaa.gov/shv/briefing
 National Weather Service Shreveport, Louisiana
           Upcoming Week Preview
   Today & Friday
     Rain chances diminishing
     Highs in the upper 90s; heat indices 100-105

     Heat Advisory may be needed for Friday

   This Weekend
     Upper level ridge of high pressure sets in.
     100+ likely through the weekend

   Monday through Wednesday
       Continued HOT


        National Weather Service Shreveport, Louisiana
Past 7 days rainfall




              Wetter areas will take longer to
              Reach 100 over the next week as
              soil moisture will hold temps down
 July Rainfall Departure




Some small pockets are running 200-500% of normal rainfall this
month. Other areas running well below normal
      Big Picture – Water Vapor (Thu am)
   Upper level low
    is moving west
    away from the
    area
   High pressure
    aloft building in


    over the area
    Subsidence from
                         L   H
    the High will
    begin to limit
    clouds/rain.
       Computer Model guidance
   Forecast highs for Shreveport from the
    computer guidance
   Sat – 104
   Sun – 108* Record is 107
   Mon - 103

   Given the past few days rainfall, we are
    forecasting a lower temps, albeit still above 100.




      National Weather Service Shreveport, Louisiana
                         Saturday Highs

   Saturday Highs
   Heat index
    values 104-109
   Dewpoints 65-72
   Heat advisory
    would likely be
    issued




       National Weather Service Shreveport, Louisiana
                           Sunday Highs

   Sunday Highs
   Heat index
    values 105-110
   Dewpoints 65-72
   Heat advisory
    would likely be
    issued.
   If temps inch
    closer to 104-105,
    heat indexes will
    be 110+
        National Weather Service Shreveport, Louisiana
                          Monday Highs

   Monday Highs
   Heat index
    values 105-110
   Dewpoints 65-72
   Heat advisory
    would likely be
    issued.
   If temps inch
    closer to 104-105,
    heat indexes will
    be 110+
        National Weather Service Shreveport, Louisiana
               Regional Hazards…
   Temporary
    drought relief
    the past
    week.
   Drought
    conditions
    will likely
    expand
                     Tropics…
   Nothing in the
    short term




   Two waves to
    watch for the
    long term
                  The Bottom Line…
   Today & Friday
     Slight rain chances today.
     Heat begins to be a problem starting Friday

   This Weekend
     HOT
     High heat indexes.
     Warn people working outside to take breaks and
      drink fluids
   Monday through Wednesday
       Continued Hot and Dry

        National Weather Service Shreveport, Louisiana
NEXT CONFERENCE CALL:

                        10 AM
                       08/5/2010


 National Weather Service Shreveport, Louisiana

								
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