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URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 10
NWS Storm Prediction Center Norman OK
430 PM EDT Sat Mar 17 2018
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Central and Eastern Kentucky
Far Western North Carolina
Northern and Eastern Tennessee
Far Western Virginia
Far Southern West Virginia
* Effective this Saturday afternoon from 430 PM until Midnight
* 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 possible
SUMMARY...Clusters of storms including supercells will continue to
increase through late afternoon especially across central/eastern
Kentucky, with somewhat more isolated development expected southward
into Tennessee. Bouts of severe hail will be common with the most
intense storms, while damaging winds can also be expected,
especially if a semi-organized linear system evolves by early
evening toward the spine of the Appalachian Mountains.
The severe thunderstorm watch area is approximately along and 65
statute miles north and south of a line from 75 miles west of London
KY to 35 miles east northeast of Bristol TN. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU0).
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
OTHER WATCH INFORMATION...CONTINUE...WW 9...
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 450. Mean storm motion vector