SPC Severe Thunderstorm Watch 633

SPC Severe Thunderstorm Watch 633

WW 633 SEVERE TSTM AL GA TN 121550Z – 122300Z

Severe Thunderstorm Watch Number 633
NWS Storm Prediction Center Norman OK
1050 AM CDT Sat Aug 12 2023

The NWS Storm Prediction Center has issued a

* Severe Thunderstorm Watch for portions of
Northern Alabama
Northwest Georgia
Middle into eastern Tennessee

* Effective this Saturday morning and evening from 1050 AM until
600 PM CDT.

* Primary threats include…
Scattered damaging wind gusts to 70 mph possible
Scattered large hail events to 1.5 inches in diameter possible

SUMMARY…A thunderstorm cluster will continue to intensify across
the Tennessee Valley into the afternoon as it moves east to
east-southeast across the watch area. The stronger storms will be
capable of a threat for damaging gusts and perhaps isolated large

The severe thunderstorm watch area is approximately along and 95
statute miles east and west of a line from 50 miles north northwest
of Crossville TN to 30 miles south southeast of Birmingham AL. 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
1.5 inches. Extreme turbulence and surface wind gusts to 60 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector


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