WW 655 SEVERE TSTM IL WI LM 242205Z – 250300Z
URGENT – IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 655
NWS Storm Prediction Center Norman OK
505 PM CDT Thu Aug 24 2023
The NWS Storm Prediction Center has issued a
* Severe Thunderstorm Watch for portions of
Northeast Illinois
Southern Wisconsin
Lake Michigan
* Effective this Thursday afternoon and evening from 505 PM until
1000 PM CDT.
* Primary threats include…
Scattered damaging winds and isolated significant gusts to 80
mph possible
Isolated very large hail events to 2 inches in diameter possible
A tornado or two possible
SUMMARY…Thunderstorms are rapidly developing across southern
Wisconsin. These storms will track southeastward across the watch
area this afternoon and early evening, posing a risk of locally
damaging wind gusts and hail.
The severe thunderstorm watch area is approximately along and 80
statute miles east and west of a line from 35 miles west northwest
of Milwaukee WI to 30 miles southeast of Janesville WI. For a
complete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU5).
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 654…
AVIATION…A few severe thunderstorms with hail surface and aloft to
2 inches. Extreme turbulence and surface wind gusts to 70 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector
24035.
…Hart
