The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Northern North Carolina Southern Virginia * Effective this Sunday afternoon and evening from 135 PM until 900 PM EDT. * 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 SUMMARY...Thunderstorms are beginning to form over the mountains of western North Carolina and southwest Virginia. This activity will spread eastward this afternoon, posing a risk of locally damaging wind gusts and large hail. The severe thunderstorm watch area is approximately along and 50 statute miles north and south of a line from 35 miles north northwest of Hickory NC to 30 miles northeast of Roanoke Rapids NC. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU7). 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 2 inches. Extreme turbulence and surface wind gusts to 60 knots. A few cumulonimbi with maximum tops to 500. Mean storm motion vector 26025.