WW 643 SEVERE TSTM KS 132205Z – 140400Z
URGENT – IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 643
NWS Storm Prediction Center Norman OK
505 PM CDT Sun Aug 13 2023
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Central into southeast Kansas
* Effective this Sunday afternoon and evening from 505 PM until
1100 PM CDT.
* Primary threats include…
Scattered damaging wind gusts to 70 mph likely
Scattered large hail events to 1.5 inches in diameter likely
SUMMARY…Scattered supercell development is expected this afternoon
and storms will spread east-southeastward through late evening with
an attendant threat for large hail up to 1.5 inches in diameter.
Some clustering of storms is also expected, which will favor the
potential for severe outflow gusts of 60-70 mph.
The severe thunderstorm watch area is approximately along and 65
statute miles north and south of a line from 55 miles northwest of
Medicine Lodge KS to 20 miles north northeast of Chanute KS. 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 640…WW 641…WW 642…
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 550. Mean storm motion vector
29025.
…Thompson
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