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URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 9
NWS Storm Prediction Center Norman OK
220 PM CDT Sat Mar 17 2018
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
North-central and Northeast Texas
* Effective this Saturday afternoon and evening from 220 PM until
1100 PM CDT.
* Primary threats include...
Scattered large hail likely with isolated very large hail events
to 3 inches in diameter possible
Isolated damaging wind gusts to 70 mph possible
A tornado or two possible
SUMMARY...Strong to severe thunderstorms will continue to increase
this afternoon, initially across the North-central Texas Big Country
and then spreading generally eastward toward parts of east/northeast
Texas through early evening. Large hail will be the most common
hazard. Damaging wind potential could somewhat increase later this
afternoon into evening if a semi-organized storm cluster evolves.
The severe thunderstorm watch area is approximately along and 70
statute miles north and south of a line from 30 miles south of
Abilene TX to 30 miles south of Tyler TX. For a complete depiction
of the watch see the associated watch outline update (WOUS64 KWNS
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
AVIATION...A few severe thunderstorms with hail surface and aloft to
3 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 450. Mean storm motion vector