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URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 253
NWS Storm Prediction Center Norman OK
740 PM CDT Fri May 20 2022
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
South-central and Eastern Oklahoma
* Effective this Friday night and Saturday morning from 740 PM
until 200 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 70 mph possible
SUMMARY...Strong to severe thunderstorms are expected to develop
this evening within an unstable environment near a surface boundary
that extends southwest/northeast across the region. Large hail is
expected to be the primary hazard, although localized wind damage
The severe thunderstorm watch area is approximately along and 70
statute miles north and south of a line from 60 miles west northwest
of Mineral Wells TX to 45 miles east northeast of Muskogee OK. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU3).
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 60 knots. A
few cumulonimbi with maximum tops to 550. Mean storm motion vector