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SPC Tornado Watch 587

WW 587 TORNADO AL LA MS CW 141150Z – 141900Z

WW 0587 Image


URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 587
NWS Storm Prediction Center Norman OK
550 AM CST Wed Dec 14 2022

The NWS Storm Prediction Center has issued a

* Tornado Watch for portions of 
  Southwestern Alabama
  Southern Louisiana
  Central and southern Mississippi
  Coastal Waters

* Effective this Wednesday morning and afternoon from 550 AM
  until 100 PM CST.

* Primary threats include...
  A few tornadoes and a couple intense tornadoes likely
  Scattered damaging wind gusts to 70 mph possible
  Isolated large hail events to 1.5 inches in diameter possible

SUMMARY...A primary band of severe thunderstorms should shift
eastward gradually across the watch area into early afternoon, with
embedded supercells and QLCS mesovortices offering tornado
potential.  Any isolated to widely scattered thunderstorms ahead of
the line and along and south of a warm front also may persist long
enough, in a very favorable environment, to pose a tornado threat.

The tornado watch area is approximately along and 55 statute miles
either side of a line from 15 miles southwest of Intracoastal City
LA to 5 miles east northeast of Meridian MS. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU7).

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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...This tornado watch replaces tornado
watch number 586. Watch number 586 will not be in effect after
550 AM CST. 

AVIATION...Tornadoes and 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 500. Mean
storm motion vector 23035.

...Edwards

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