URGENT - IMMEDIATE BROADCAST REQUESTED Severe Thunderstorm Watch Number 81 NWS Storm Prediction Center Norman OK 110 AM CDT Thu Apr 18 2019 The NWS Storm Prediction Center has issued a * Severe Thunderstorm Watch for portions of Southwestern Arkansas Northwestern Louisiana Extreme southeastern Oklahoma East Texas * Effective this Thursday morning from 110 AM until 900 AM CDT. * Primary threats include... Scattered damaging wind gusts to 70 mph likely Isolated large hail events to 1.5 inches in diameter possible A tornado or two possible SUMMARY...A line of strong-severe thunderstorms initially west of the watch may continue to pose a threat for damaging gusts and isolated severe hail as it moves across this region through sunrise. A brief/embedded tornado cannot be ruled out. The severe thunderstorm watch area is approximately along and 70 statute miles east and west of a line from 15 miles east of Huntsville TX to 40 miles north northwest of Texarkana AR. For a complete depiction of the watch see the associated watch outline update (WOUS64 KWNS WOU1). 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 78...WW 79...WW 80... 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 550. Mean storm motion vector 25035. ...EdwardsRead more
from SPC Forecast Products http://www.spc.noaa.gov/products/watch/ww0081.html
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