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SPC Severe Thunderstorm Watch 55

WW 55 SEVERE TSTM OK 212225Z – 220500Z

WW 0055 Image


URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 55
NWS Storm Prediction Center Norman OK
525 PM CDT Mon Mar 21 2022

The NWS Storm Prediction Center has issued a

* Severe Thunderstorm Watch for portions of 
  South-central and Southeastern Oklahoma

* Effective this Monday afternoon from 525 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
  A tornado or two possible

SUMMARY...Increasing coverage of strong-severe thunderstorms is
expected north of a warm front, with large hail and isolated
damaging wind the main concerns.  A tornado cannot be ruled out near
the Red River, within the warm-frontal air-mass transition zone.

The severe thunderstorm watch area is approximately along and 35
statute miles north and south of a line from 10 miles north of
Ardmore OK to 140 miles east of Ardmore OK. 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.

&&

OTHER WATCH INFORMATION...CONTINUE...WW 53...WW 54...

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 450. Mean storm motion vector
23035.

...Edwards

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