

256 

WWUS20 KWNS 190312

SEL0

SPC WW 190312

TXZ000-190900-



URGENT - IMMEDIATE BROADCAST REQUESTED

Tornado Watch Number 190

NWS Storm Prediction Center Norman OK

1015 PM CDT Sat May 18 2019



The NWS Storm Prediction Center has issued a



* Tornado Watch for portions of

  Southeast Texas



* Effective this Saturday night and Sunday morning from 1015 PM

  until 400 AM CDT.



* Primary threats include...

  A couple tornadoes possible

  Isolated very large hail events to 2 inches in diameter possible

  Isolated damaging wind gusts to 70 mph possible



SUMMARY...A moist and unstable environment along with moderately

strong winds through a deep layer will support a mix of supercells

and bowing segments capable of all severe hazards, including a

tornado risk.



The tornado watch area is approximately along and 30 statute miles

north and south of a line from 20 miles northwest of Huntsville TX

to 80 miles east southeast of Lufkin TX. For a complete depiction of

the watch see the associated watch outline update (WOUS64 KWNS

WOU0).



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...CONTINUE...WW 188...WW 189...



AVIATION...Tornadoes and 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 27025.



...Guyer

