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Severe Thunderstorm Watch 208
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WW0208 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Low Very Low
Severe Wind 65 kt+ Wind
Moderate Low
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.
   SEL8
   
   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 208
   NWS STORM PREDICTION CENTER NORMAN OK
   350 AM CDT WED APR 29 2009
   
   THE NWS STORM PREDICTION CENTER HAS ISSUED A
   SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
   
          WESTERN AND SOUTHERN OKLAHOMA
          NORTHWEST TEXAS
   
   EFFECTIVE THIS WEDNESDAY MORNING FROM 350 AM UNTIL 1100 AM CDT.
   
   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 70
   STATUTE MILES NORTH AND SOUTH OF A LINE FROM 70 MILES WEST OF
   CHILDRESS TEXAS TO 25 MILES NORTH NORTHEAST OF ARDMORE OKLAHOMA. 
   FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
   OUTLINE UPDATE (WOUS64 KWNS WOU8).
   
   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 206. WATCH NUMBER 206 WILL NOT
   BE IN EFFECT AFTER 350 AM CDT. CONTINUE...WW 207...
   
   DISCUSSION...SLIGHTLY ELEVATED SUSTAINED STORM CLUSTERS/WEAK
   SUPERCELLS EXPECTED TO MOVE/DEVELOP GENERALLY ENE THROUGH LATER THIS
   MORNING AS 30-40 KT SLY LLJ CONTINUES TO MOISTEN LAYER ABOVE SHALLOW
   COOL DOME.  RELATIVE WEAKNESS OF FLOW IN THE 700-500 MB LAYER
   EXPECTED TO SOMEWHAT LIMIT STORM ORGANIZATION/STRENGTH...BUT
   POTENTIAL WILL NEVERTHELESS EXIST FOR SMALL BOWING SEGMENTS/LEWPS
   WITH SVR HAIL...DMG WIND...AND PERHAPS AN ISOLD TORNADO GIVEN
   QUALITY OF ELEVATED MOIST INFLOW /PW AOA 1.25 INCHES/.
   
   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 25020.
   
   
   ...CORFIDI
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