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Severe Thunderstorm Watch 39
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WW0039 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Low Very Low
Severe Wind 65 kt+ Wind
Moderate Low
Severe Hail 2"+ Hail
High Moderate

Note:  The expiration time in the watch graphic is amended if the watch is replaced, cancelled or extended.
Note: Click for Watch Status Reports.
   SEL9

   URGENT - IMMEDIATE BROADCAST REQUESTED
   SEVERE THUNDERSTORM WATCH NUMBER 39
   NWS STORM PREDICTION CENTER NORMAN OK
   515 PM CDT FRI MAR 28 2014

   THE NWS STORM PREDICTION CENTER HAS ISSUED A

   * SEVERE THUNDERSTORM WATCH FOR PORTIONS OF 
     SOUTHEAST TEXAS
     COASTAL WATERS

   * EFFECTIVE THIS FRIDAY AFTERNOON AND EVENING FROM 515 PM UNTIL
     1000 PM CDT.

   * PRIMARY THREATS INCLUDE...
     SEVERAL LARGE HAIL EVENTS LIKELY WITH A FEW VERY LARGE HAIL
       EVENTS TO 2 INCHES IN DIAMETER POSSIBLE
     SEVERAL DAMAGING WIND GUSTS TO 70 MPH POSSIBLE

   THE SEVERE THUNDERSTORM WATCH AREA IS APPROXIMATELY ALONG AND 75
   STATUTE MILES EAST AND WEST OF A LINE FROM 30 MILES NORTH
   NORTHEAST OF HOUSTON TEXAS TO 5 MILES WEST OF ANGLETON TEXAS. 
   FOR A COMPLETE DEPICTION OF THE WATCH SEE THE ASSOCIATED WATCH
   OUTLINE UPDATE (WOUS64 KWNS WOU9).

   PRECAUTIONARY/PREPAREDNESS ACTIONS...

   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 36...WW 37...WW 38...

   DISCUSSION...SQLN NOW NEARING COLLEGE STATION/CLL EXPECTED TO MOVE
   GENERALLY ESE AS SWD DEVELOPMENT ALONG EXISTING LINE IS ENCOURAGED
   BY DISTRIBUTION OF LOW-LVL BUOYANCY/MOISTURE...AND BY WEAK SLY SFC
   FLOW THAT WILL PERSIST OVER THE MIDDLE AND UPR CSTL PLN. CONTINUED
   CONVECTIVE DEVELOPMENT ALSO WILL BE FOSTERED BY LARGE-SCALE ASCENT
   DOWNSTREAM FROM PROGRESSIVE SRN STREAM TROUGH NOW OVER CNTRL TX.
   SUSTAINED LARGE-SCALE ASCENT...AND UPLIFT ALONG EXISTING COLD
   POOL...SHOULD BE SUFFICIENT TO ALLOW UPDRAFTS TO OVERCOME SIZABLE
   CAP OVER REGION /SAMPLED BY SPECIAL CLL AND HOUSTON AREA
   SOUNDINGS/...AND REALIZE STRONG CAPE PRESENT ABOVE THE CAP.

   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 29035.


   ...CORFIDI
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Page last modified: March 29, 2014
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