

174 

WWUS20 KWNS 101846

SEL2

SPC WW 101846

TXZ000-110300-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 162

NWS Storm Prediction Center Norman OK

145 PM CDT Mon May 10 2021



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Parts of the Edwards Plateua and south central Texas



* Effective this Monday afternoon and evening from 145 PM until

  1000 PM CDT.



* Primary threats include...

  Scattered large hail and isolated very large hail events to 4

    inches in diameter likely

  Scattered damaging wind gusts to 70 mph possible

  A tornado or two possible



SUMMARY...Severe thunderstorm development is expected from about

2-3pm CDT along a slow-moving front, and additional severe storms

will form in Mexico and cross the border later this

afternoon/evening.  The storm environment favors splitting

supercells capable of producing very large to giant hail (3-4+"

diameter), damaging gusts, and possibly an isolated tornado.  Some

clustering of storms may occur later this evening, which would be

accompanied by an increase in the threat for damaging winds.



The severe thunderstorm watch area is approximately along and 70

statute miles east and west of a line from 40 miles northwest of

Junction TX to 75 miles southeast of Del Rio 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.



&&



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

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

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

29020.



...Thompson

