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URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 686
NWS Storm Prediction Center Norman OK
255 PM EDT Thu Oct 31 2019
The NWS Storm Prediction Center has issued a
* Tornado Watch for portions of
District Of Columbia
Eastern West Virginia Panhandle
* Effective this Thursday afternoon from 255 PM until Midnight
* Primary threats include...
A few tornadoes likely with a couple intense tornadoes possible
Widespread damaging winds likely with isolated significant gusts
to 75 mph possible
SUMMARY...Fast-moving squall line over West Virginia should
intensify and elongate as it pushes to the east of the Appalachians.
The risk for damaging winds and embedded tornadoes will increase
through early to mid evening, before waning later tonight.
The tornado watch area is approximately along and 90 statute miles
east and west of a line from 60 miles west southwest of Washington
DC to 30 miles north of State College PA. For a complete depiction
of the watch see the associated watch outline update (WOUS64 KWNS
REMEMBER...A Tornado Watch means conditions are favorable for
tornadoes and 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.
OTHER WATCH INFORMATION...CONTINUE...WW 685...
AVIATION...Tornadoes and a few severe thunderstorms with hail
surface and aloft to 0.5 inches. Extreme turbulence and surface wind
gusts to 65 knots. A few cumulonimbi with maximum tops to 400. Mean
storm motion vector 22045.