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WWUS20 KWNS 122005

SEL3

SPC WW 122005

COZ000-KSZ000-NMZ000-OKZ000-TXZ000-130300-



URGENT - IMMEDIATE BROADCAST REQUESTED

Severe Thunderstorm Watch Number 363

NWS Storm Prediction Center Norman OK

205 PM MDT Sun Jul 12 2020



The NWS Storm Prediction Center has issued a



* Severe Thunderstorm Watch for portions of

  Eastern Colorado

  Northwest Kansas

  Northeast New Mexico

  Oklahoma Panhandle

  Texas Panhandle



* Effective this Sunday afternoon and evening from 205 PM until

  900 PM MDT.



* Primary threats include...

  Scattered damaging winds and isolated significant gusts to 80

    mph possible

  Scattered large hail and isolated very large hail events to 3

    inches in diameter possible

  A tornado or two possible



SUMMARY...Widely scattered thunderstorms including supercells will

continue to develop this afternoon, initially across eastern

Colorado and northeast New Mexico, with storms spreading

east-southeastward over time. The moist/unstable environment support

the possibility of at least isolated large hail (some significant 2+

inch diameter), with severe-caliber wind gusts also expected as

storms spread across the High Plains through late afternoon/evening.



The severe thunderstorm watch area is approximately along and 75

statute miles east and west of a line from 50 miles north northwest

of Burlington CO to 55 miles west southwest of Tucumcari NM. For a

complete depiction of the watch see the associated watch outline

update (WOUS64 KWNS WOU3).



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 362...



AVIATION...A few severe thunderstorms with hail surface and aloft to

3 inches. Extreme turbulence and surface wind gusts to 70 knots. A

few cumulonimbi with maximum tops to 550. Mean storm motion vector

32020.



...Guyer

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