SPC Severe Thunderstorm Watch 347



WW 347 SEVERE TSTM OK 091425Z – 091800Z

WW 0347 Image

URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 347
NWS Storm Prediction Center Norman OK
925 AM CDT Sun Jun 9 2019

The NWS Storm Prediction Center has issued a

* Severe Thunderstorm Watch for portions of 
  South central Oklahoma

* Effective this Sunday morning and afternoon from 925 AM until
  100 PM CDT.

* Primary threats include...
  Scattered damaging winds and isolated significant gusts to 75
    mph possible
  Scattered large hail events to 1.5 inches in diameter possible

SUMMARY...A small convective system, though initially elevated, is
producing a substantial cold pool and downdraft with damaging gusts,
as well as large hail.  The storm environment could support the
storms persisting at least to the Red River through midday.

The severe thunderstorm watch area is approximately along and 60
statute miles east and west of a line from 55 miles north northwest
of Ardmore OK to 35 miles south southwest of Ardmore OK. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU7).

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
1.5 inches. Extreme turbulence and surface wind gusts to 65 knots. A
few cumulonimbi with maximum tops to 550. Mean storm motion vector
33035.

...Thompson

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