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Tornado Watch 474
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WW0474 Radar
Hazard Tornadoes EF2+ Tornadoes
Likelihood Moderate Low
Severe Wind 65 kt+ Wind
Low Low
Severe Hail 2"+ Hail
Very 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.
   SEL4

   URGENT - IMMEDIATE BROADCAST REQUESTED
   Tornado Watch Number 474
   NWS Storm Prediction Center Norman OK
   1215 PM CDT Mon Aug 28 2017

   The NWS Storm Prediction Center has issued a

   * Tornado Watch for portions of 
     Southern Louisiana
     Far southeast Texas
     Coastal Waters

   * Effective this Monday from 1215 PM until Midnight CDT.

   * Primary threats include...
     A couple tornadoes possible
     Isolated damaging wind gusts to 65 mph possible

   SUMMARY...A risk for brief tornadoes and locally damaging winds will
   persist through this evening with multiple bands of storms
   associated with Tropical Cyclone Harvey.

   The tornado watch area is approximately along and 55 statute miles
   north and south of a line from 30 miles south southwest of Port
   Arthur TX to 35 miles east southeast of New Orleans LA. For a
   complete depiction of the watch see the associated watch outline
   update (WOUS64 KWNS WOU4).

   PRECAUTIONARY/PREPAREDNESS ACTIONS...

   REMEMBER...A Tornado Watch means conditions are favorable for
   tornadoes and 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.

   &&

   OTHER WATCH INFORMATION...This tornado watch replaces tornado
   watch number 473. Watch number 473 will not be in effect after
   1215 PM CDT. 

   AVIATION...Tornadoes and a few severe thunderstorms with hail
   surface and aloft to 0.5 inches. Extreme turbulence and surface wind
   gusts to 55 knots. A few cumulonimbi with maximum tops to 500. Mean
   storm motion vector 23020.

   ...Grams
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Page last modified: August 29, 2017
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