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 316
< Previous WW          Next WW >
  | | | | | |  
WW0316 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Low Very Low
Severe Wind 65 kt+ Wind
Moderate Moderate
Severe Hail 2"+ Hail
Moderate 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.
   SEL6
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 316
   NWS STORM PREDICTION CENTER NORMAN OK
   450 PM EDT SAT MAY 30 2009
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
   
          PARTS OF SOUTHERN ILLINOIS
          PARTS OF SOUTHERN INDIANA
          PARTS OF NORTHERN AND EASTERN KENTUCKY
          PARTS OF SOUTHERN OHIO
          PARTS OF WESTERN WEST VIRGINIA
   
   EFFECTIVE THIS SATURDAY AFTERNOON FROM 450 PM UNTIL MIDNIGHT EDT.
   
   HAIL TO 2 INCHES 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 50 MILES SOUTHWEST
   OF DECATUR ILLINOIS TO 35 MILES SOUTH SOUTHEAST OF HUNTINGTON
   WEST VIRGINIA.  FOR A COMPLETE DEPICTION OF THE WATCH SEE THE
   ASSOCIATED WATCH OUTLINE UPDATE (WOUS64 KWNS WOU6).
   
   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.
   
   DISCUSSION...THUNDERSTORMS EXPECTED TO INCREASE IN NUMBER AND
   INTENSITY ACROSS THE WATCH AREA AS AIR MASS CONTINUES TO DESTABILIZE
   UNDER STRONG HEATING.  WITH 35-45KT OF SHEAR AND MLCAPES AOA 2000
   J/KG...SEVERE THUNDERSTORMS INCLUDING POSSIBLE SUPERCELLS ARE
   LIKELY.  PRIMARY THREAT WILL BE LARGE HAIL AND DAMAGING WINDS
   PARTICULARLY WITH ANY SUPERCELL AND LINE SEGMENTS  THAT DEVELOP.
   
   AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
   TO 2 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60
   KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 500. MEAN STORM
   MOTION VECTOR 27030.
   
   
   ...HALES
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 31, 2009		 Disclaimer
Information Quality
Credits
Glossary 		Privacy Policy
Freedom of Information Act (FOIA)
About Us
Career Opportunities