URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 173
NWS Storm Prediction Center Norman OK
1035 PM CDT Fri Apr 28 2017
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Central and southwest Oklahoma
Parts of northwest Texas and the southeast Texas Panhandle
* Effective this Friday night and Saturday morning from 1035 PM
until 600 AM CDT.
* Primary threats include...
Scattered large hail and isolated very large hail events to 2.5
inches in diameter likely
Scattered damaging wind gusts to 70 mph possible
A tornado or two possible
SUMMARY...Severe storm development is expected in the next couple of
hours across the southeast Texas Panhandle and adjacent southwest
Oklahoma. The initial storms could be supercells capable of
producing very large hail. A gradual transition to more
cluster/linear modes is expected in the early morning hours, with
some increase in the damaging wind threat into central Oklahoma.
While the near-surface layer is a bit stable, a tornado or two
cannot be ruled out.
The severe thunderstorm watch area is approximately along and 50
statute miles north and south of a line from 20 miles north
northwest of Childress TX to 15 miles east southeast of Chandler OK.
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 170...WW 171...WW 172...
AVIATION...A few severe thunderstorms with hail surface and aloft to
2.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 550. Mean storm motion vector
25035.
...Thompson
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