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WWUS20 KWNS 260047

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URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 227

NWS Storm Prediction Center Norman OK

750 PM CDT Mon May 25 2020



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  South-central and South Texas



* Effective this Monday night and Tuesday morning from 750 PM

  until 400 AM CDT.



* Primary threats include...

  Scattered damaging wind gusts to 70 mph likely

  Scattered large hail and isolated very large hail events to 2.5

    inches in diameter possible

  A tornado or two possible



SUMMARY...Isolated supercells are expected through the

early/mid-evening hours particularly across the Rio Grande Valley,

with large hail as the primary initial threat. A cluster of

east/southeastward-moving storms should evolve later this evening

into the overnight with a damaging wind threat increasing across the

region.



The severe thunderstorm watch area is approximately along and 75

statute miles east and west of a line from 70 miles northeast of Del

Rio TX to 30 miles west southwest of Mcallen TX. For a complete

depiction of the watch see the associated watch outline update

(WOUS64 KWNS WOU7).



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 226...



AVIATION...A few severe thunderstorms with hail surface and aloft to

2.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A

few cumulonimbi with maximum tops to 650. Mean storm motion vector

29020.



...Guyer

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