Severe Local Storm Watch and Watch Cancellation Msg
Issued by NWS

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WWUS20 KWNS 210231
SPC WW 210231

Severe Thunderstorm Watch Number 152
NWS Storm Prediction Center Norman OK
930 PM CDT Thu Apr 20 2017

The NWS Storm Prediction Center has issued a

* Severe Thunderstorm Watch for portions of
  western and central Oklahoma
  nortwest Texas

* Effective this Thursday night and Friday morning from 930 PM
  until 500 AM CDT.

* Primary threats include...
  Scattered large hail and isolated very large hail events to 2
    inches in diameter possible
  Isolated damaging wind gusts to 60 mph possible

SUMMARY...Elevated storms capable of mainly large hail will develop
through the evening into the overnight from northwest Texas into
western and central Oklahoma.

The severe thunderstorm watch area is approximately along and 70
statute miles north and south of a line from 45 miles south
southwest of Borger TX to 40 miles southeast of Oklahoma City OK.
For a complete depiction of the watch see the associated watch
outline update (WOUS64 KWNS WOU2).


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
2 inches. Extreme turbulence and surface wind gusts to 50 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector

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