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URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 274
NWS Storm Prediction Center Norman OK
420 AM CDT Sat May 27 2017
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Extreme southwestern Kentucky
Extreme southeastern Missouri
Extreme northern Mississippi
* Effective this Saturday morning from 420 AM until NOON CDT.
* Primary threats include...
Scattered damaging wind gusts to 70 mph possible
Isolated large hail events to 1.5 inches in diameter possible
A tornado or two possible
SUMMARY...Clusters of severe thunderstorms -- both ongoing activity
over the Ozarks moving into the watch area and later development in
northeastern Arkansas and western Tennessee -- will pose a risk of
damaging wind and sporadic hail the remainder of this morning.
The severe thunderstorm watch area is approximately along and 60
statute miles north and south of a line from 20 miles west northwest
of Walnut Ridge AR to 45 miles east of Jackson TN. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU4).
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 272...WW 273...
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