SPC Tornado Watch 418



WW 418 TORNADO AR LA MS CW 010110Z – 010900Z

WW 0418 Image

URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 418
NWS Storm Prediction Center Norman OK
810 PM CDT Wed Oct 31 2018

The NWS Storm Prediction Center has issued a

* Tornado Watch for portions of 
  Southern Arkansas
  Louisiana
  Western Mississippi
  Coastal Waters

* Effective this Wednesday night and Thursday morning from 810 PM
  until 400 AM CDT.

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

SUMMARY...Conditions will continue to become increasingly favorable
for supercells and bowing segments along and ahead an
east/northeastward-moving convective line. Very strong low-level
shear coincident with a moist air mass will support the possibility
of damaging winds and tornadoes, a couple of which could be strong.

The tornado watch area is approximately along and 60 statute miles
east and west of a line from 40 miles east northeast of El Dorado AR
to 30 miles southeast of Lake Charles LA. For a complete depiction
of the watch see the associated watch outline update (WOUS64 KWNS
WOU8).

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...CONTINUE...WW 416...WW 417...

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 24035.

...Guyer

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