####018001761#### WWUS20 KWNS 160042 SEL5 SPC WW 160042 TXZ000-160800- URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 55 NWS Storm Prediction Center Norman OK 745 PM CDT Fri Mar 15 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of South Texas * Effective this Friday night and Saturday morning from 745 PM until 300 AM CDT. * Primary threats include... Scattered large hail and isolated very large hail events to 2.5 inches in diameter likely Scattered damaging wind gusts to 70 mph possible SUMMARY...Severe thunderstorms currently just west of the Rio Grande will build eastward into South Texas tonight, posing a risk of very large hail and damaging winds. The severe thunderstorm watch area is approximately along and 55 statute miles east and west of a line from 50 miles northwest of Cotulla TX to 30 miles west southwest of Mcallen TX. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU5). 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 54... 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 500. Mean storm motion vector 29035. ...Hart