Skip Navigation Links weather.gov 
NOAA logo-Select to go to the NOAA homepage NOAA's National Weather Service   Select to go to the NWS homepage
Storm Prediction Center
navigation bar left  
  navigation bar end cap


 
USA.gov is the U.S. Government's official Web portal to all Federal, state and local government Web resources and services.

Severe Thunderstorm Watch 287
< Previous WW          Next WW >
  | | | | | |  
WW0287 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Low Very Low
Severe Wind 65 kt+ Wind
Moderate Low
Severe Hail 2"+ Hail
Low Very Low

Note:  The expiration time in the watch graphic is amended if the watch is replaced, cancelled or extended.
Note: Click for Watch Status Reports.
   SEL7
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 287
   NWS STORM PREDICTION CENTER NORMAN OK
   750 PM CDT SUN MAY 10 2009
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
   
          WEST CENTRAL AND SOUTHWEST ALABAMA
          NORTHEAST LOUISIANA
          SOUTHERN MISSISSIPPI
   
   EFFECTIVE THIS SUNDAY NIGHT AND MONDAY MORNING FROM 750 PM UNTIL
   100 AM CDT.
   
   HAIL TO 1 INCH IN DIAMETER...THUNDERSTORM WIND GUSTS TO 70
   MPH...AND DANGEROUS LIGHTNING ARE POSSIBLE IN THESE AREAS.
   
   THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 50
   STATUTE MILES NORTH AND SOUTH OF A LINE FROM 35 MILES NORTHWEST
   OF NATCHEZ MISSISSIPPI TO 25 MILES SOUTH OF SELMA ALABAMA.  FOR A
   COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH OUTLINE
   UPDATE (WOUS64 KWNS WOU7).
   
   REMEMBER...A SEVERE THUNDERSTORM WATCH MEANS CONDITIONS ARE
   FAVORABLE FOR SEVERE THUNDERSTORMS IN AND CLOSE TO THE WATCH
   AREA. PERSONS IN THESE AREAS SHOULD BE ON THE LOOKOUT FOR
   THREATENING WEATHER CONDITIONS AND LISTEN FOR LATER STATEMENTS
   AND POSSIBLE WARNINGS. SEVERE THUNDERSTORMS CAN AND OCCASIONALLY
   DO PRODUCE TORNADOES.
   
   OTHER WATCH INFORMATION...THIS SEVERE THUNDERSTORM WATCH REPLACES
   SEVERE THUNDERSTORM WATCH NUMBER 286. WATCH NUMBER 286 WILL NOT
   BE IN EFFECT AFTER 750 PM CDT. 
   
   DISCUSSION...LEADING EDGE/FORWARD-PROPAGATING PART OF CONVECTIVE
   SYSTEM NOW EXTENDING FROM E OF JAN S AND WSW INTO NE LA EXPECTED TO
   CONTINUE E INTO AL...WHILE W-E ORIENTED PORTION SETTLES SLOWLY S
   INTO SW MS.  ADDITIONAL WET MICROBURSTS MAY OCCUR WITHIN
   FORWARD-PROPAGATING PORTION...EWD INTO THE MEI AREA AND WRN AL.  A
   SMALL CHANCE WILL ALSO EXIST FOR SMALL FORWARD-PROPAGATING SEGMENTS
   TO EVOLVE OVER SW MS.  QUALITY OF MOISTURE INFLOW AND UVV ASSOCIATED
   WITH PASSING SHORTWAVE IMPULSE TO THE N SUGGEST A CONTINUED THREAT
   FOR LOCALLY DMGG WIND/MARGINALLY SVR HAIL...DESPITE ONSET OF DIURNAL
   COOLING.
   
   AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
   TO 1 INCH. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60 KNOTS.
   A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM MOTION
   VECTOR 27025.
   
   
   ...CORFIDI
Top of Page/Status Messages for this watch/All Current Watches/Forecast Products/Home
Weather Topics:
Watches, Mesoscale Discussions, Outlooks, Fire Weather, All Products, Contact Us
NOAA / National Weather Service
National Centers for Environmental Prediction
Storm Prediction Center
120 David L. Boren Blvd.
Norman, OK 73072 U.S.A.
spc.feedback@noaa.gov
Page last modified: May 11, 2009		 Disclaimer
Information Quality
Credits
Glossary 		Privacy Policy
Freedom of Information Act (FOIA)
About Us
Career Opportunities