URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 330 NWS Storm Prediction Center Norman OK 1045 PM CDT Sat Jul 4 2020 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Western North Dakota * Effective this Saturday night and Sunday morning from 1045 PM until 400 AM CDT. * Primary threats include... Scattered damaging wind gusts to 70 mph possible Isolated large hail events to 1.5 inches in diameter possible SUMMARY...Multiple clusters of storms will move from Montana into western North Dakota overnight. The storm environment will support a continued threat for occasional damaging gusts and large hail with the more intense storms. The severe thunderstorm watch area is approximately along and 40 statute miles east and west of a line from 60 miles north northeast of Williston ND to 65 miles south southwest of Dickinson ND. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU0). 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 328...WW 329... AVIATION...A few severe thunderstorms with hail surface and aloft to 1.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A few cumulonimbi with maximum tops to 500. Mean storm motion vector 26030. ...ThompsonRead more
from SPC Forecast Products http://www.spc.noaa.gov/products/watch/ww0330.html
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