SPC Severe Thunderstorm Watch 415



WW 415 SEVERE TSTM TX 150005Z – 150500Z

WW 0415 Image

URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 415
NWS Storm Prediction Center Norman OK
705 PM CDT Sun Oct 14 2018

The NWS Storm Prediction Center has issued a

* Severe Thunderstorm Watch for portions of 
  North-central and Northeast Texas

* Effective this Sunday night from 705 PM until Midnight CDT.

* Primary threats include...
  Scattered large hail and isolated very large hail events to 2
    inches in diameter possible
  Isolated damaging wind gusts to 70 mph possible

SUMMARY...Strong to severe thunderstorms will likely continue to
develop northeastward this evening along/just behind a
southward-spreading cold front. Sufficient instability and strong
shear will support some supercells capable of large hail. A damaging
wind risk may exist with any storm in close proximity to the front.

The severe thunderstorm watch area is approximately along and 40
statute miles north and south of a line from 50 miles west northwest
of Waco TX to 40 miles northeast of Tyler TX. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU5).

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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
tornadoes.

&&

AVIATION...A few severe thunderstorms with hail surface and aloft to
2 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 550. Mean storm motion vector
24030.

...Guyer

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