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WWUS20 KWNS 242253

SEL2

SPC WW 242253

TXZ000-250500-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 222

NWS Storm Prediction Center Norman OK

555 PM CDT Sun May 24 2020



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  The Edwards Plateau into parts of South Texas and the lower Rio

Grande Valley



* Effective this Sunday afternoon from 555 PM until Midnight CDT.



* Primary threats include...

  Scattered large hail likely with isolated very large hail events

    to 2 inches in diameter possible

  Scattered damaging wind gusts to 70 mph likely

  A tornado or two possible



SUMMARY...Multiple clusters of storms are expected to develop and

intensify through late evening.  Merging outflow and storm

interactions will promote upscale growth, with the potential for

damaging winds and large hail.  An isolated tornado cannot be ruled

out with complex storm interactions.  The storm clusters are

expected to spread eastward and southeastward into south central and

parts of deep South Texas early tonight.



The severe thunderstorm watch area is approximately along and 65

statute miles east and west of a line from 75 miles northwest of

Hondo TX to 70 miles south southeast of Laredo TX. For a complete

depiction of the watch see the associated watch outline update

(WOUS64 KWNS WOU2).



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 217...WW 218...WW

219...WW 220...WW 221...



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 600. Mean storm motion vector

28020.



...Thompson

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