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 657
< Previous WW          Next WW >
  | | | | | |  
WW0657 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Very Low Very Low
Severe Wind 65 kt+ Wind
High 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.
   SEL7
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 657
   NWS STORM PREDICTION CENTER NORMAN OK
   120 PM EDT TUE AUG 4 2009
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
   
          FAR SOUTHERN INDIANA
          CENTRAL INTO EASTERN KENTUCKY
   
   EFFECTIVE THIS TUESDAY AFTERNOON AND EVENING FROM 120 PM UNTIL
   800 PM EDT.
   
   HAIL TO 1.5 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 100
   STATUTE MILES EAST AND WEST OF A LINE FROM 25 MILES NORTHWEST OF
   LOUISVILLE KENTUCKY TO 65 MILES WEST SOUTHWEST OF LONDON
   KENTUCKY.  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...CONTINUE...WW 656...
   
   DISCUSSION...LARGE MCS WITH ASSOCIATED DAMAGING WINDS AND VERY HEAVY
   RAINFALL WILL SAG SSEWD ACROSS CENTRAL KY THROUGH THE AFTERNOON INTO
   AN EXTREMELY UNSTABLE AIR MASS AND ALONG OUTFLOW FROM EARLIER
   STORMS.  WRN EXTENT OF MCS DEVELOPMENT WILL BE HINDERED BY
   CAPPING...ALTHOUGH THREAT FOR WWD EXPANSION TOWARDS THE EVV/BWG
   AREAS WILL REMAIN A CONCERN THROUGH THE DAY AS CAP WEAKENS ACROSS
   WRN KY.  WIND DAMAGE POTENTIAL COULD BECOME WIDESPREAD INTO CENTRAL
   KY...WITH FLASH FLOODING REMAINING AN ENHANCED THREAT WITHIN ERN
   PORTION OF WW.
   
   AVIATION...A FEW SEVERE THUNDERSTORMS WITH HAIL SURFACE AND ALOFT
   TO 1.5 INCHES. EXTREME TURBULENCE AND SURFACE WIND GUSTS TO 60
   KNOTS. A FEW CUMULONIMBI WITH MAXIMUM TOPS TO 550. MEAN STORM
   MOTION VECTOR 33035.
   
   
   ...EVANS
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: January 01, 1970		 Disclaimer
Information Quality
Help
Glossary 		Privacy Policy
Freedom of Information Act (FOIA)
About Us
Career Opportunities