URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 178 NWS Storm Prediction Center Norman OK 1015 PM CDT Sat Apr 29 2017 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Central and southern Arkansas Northwestern Louisiana Northeastern Texas * Effective this Saturday night and Sunday morning from 1015 PM until 600 AM CDT. * Primary threats include... Isolated damaging wind gusts to 70 mph possible Isolated large hail events to 1.5 inches in diameter possible A tornado or two possible SUMMARY...Bands and clusters of strong to occasionally severe storms will continue to form and move to the north-northeast through the overnight hours, along and ahead of a cold front moving eastward from eastern Oklahoma and northeaster Texas. Damaging winds and large hail will be the main risks, though an isolated tornado or two may occur with embedded circulations. The severe thunderstorm watch area is approximately along and 65 statute miles east and west of a line from 60 miles east northeast of Russellville AR to 70 miles west southwest of Natchitoches LA. 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 177... 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 22035. ...ThompsonRead more
from SPC Forecast Products http://ift.tt/IKENV4
No comments:
Post a Comment