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URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 87
NWS Storm Prediction Center Norman OK
400 PM CDT Sun May 13 2018
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
* Effective this Sunday afternoon and evening from 400 PM until
1100 PM CDT.
* Primary threats include...
Scattered damaging winds and isolated significant gusts to 85
Scattered large hail and isolated very large hail events to 3
inches in diameter possible
SUMMARY...Isolated to perhaps widely scattered storms should develop
along a quasi-stationary front and dryline. While overall coverage
of severe storms may be limited, potential exists for isolated
significant severe wind and hail given large instability.
The severe thunderstorm watch area is approximately along and 60
statute miles east and west of a line from 70 miles south of
Childress TX to 40 miles west northwest of Medicine Lodge KS. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU7).
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
OTHER WATCH INFORMATION...CONTINUE...WW 86...
AVIATION...A few severe thunderstorms with hail surface and aloft to
3 inches. Extreme turbulence and surface wind gusts to 75 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector