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SEL8 URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 378 NWS Storm Prediction Center Norman OK 400 PM CDT Sun Jun 2 2024 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Southwest Texas * Effective this Sunday afternoon and evening from 400 PM until 1000 PM CDT. * Primary threats include... Scattered large hail and isolated very large hail events to 3 inches in diameter possible Scattered damaging wind gusts to 70 mph possible A tornado or two possible SUMMARY...The atmosphere has become very unstable across southwest Texas where at least isolated supercell development is likely through the remainder of the afternoon into the evening. Large to very large hail is possible with any supercell. The risk for a tornado may briefly develop during the early evening. Severe gusts are also possible with any of the sustained thunderstorms. The severe thunderstorm watch area is approximately along and 60 statute miles east and west of a line from 70 miles northeast of Fort Stockton TX to 50 miles southwest of Dryden TX. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU8). 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 372...WW 373...WW 374...WW 375...WW 376...WW 377... AVIATION...A few severe thunderstorms with hail surface and aloft to 3 inches. Extreme turbulence and surface wind gusts to 60 knots. A few cumulonimbi with maximum tops to 500. Mean storm motion vector 27015. ...Smith