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URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 199
NWS Storm Prediction Center Norman OK
330 PM CDT Fri Jun 22 2018
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Extreme northeastern New Mexico
The Oklahoma Panhandle
Much of the Texas Panhandle
* Effective this Friday afternoon and evening from 330 PM until
1000 PM CDT.
* Primary threats include...
Scattered damaging winds and isolated significant gusts to 75
Scattered large hail likely with isolated very large hail events
to 2.5 inches in diameter possible
A tornado or two possible
SUMMARY...Thunderstorms are developing across northeastern New
Mexico, and some of these storms should intensify while moving
east-southeastward toward the Texas and Oklahoma Panhandles. The
storm environment will initially favor supercells with the potential
for very large hail. Some upscale growth of storms is expected,
from either the initial New Mexico storms or new storms expected to
form in southeastern Colorado, and the convection should spread
east-southeastward as a larger cluster through late evening.
Damaging winds will become the main threat by this evening, while an
isolated tornado could occur with the initial supercells or later
The severe thunderstorm watch area is approximately along and 100
statute miles east and west of a line from 30 miles northwest of
Guymon OK to 30 miles southwest of Borger TX. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU9).
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 197...WW 198...
AVIATION...A few severe thunderstorms with hail surface and aloft to
2.5 inches. Extreme turbulence and surface wind gusts to 65 knots. A
few cumulonimbi with maximum tops to 550. Mean storm motion vector