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URGENT - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Watch Number 601
NWS Storm Prediction Center Norman OK
550 PM CDT Mon Aug 5 2024

The NWS Storm Prediction Center has issued a

* Severe Thunderstorm Watch for portions of 
  Northern Illinois
  Northwest Indiana
  Southern Wisconsin

* Effective this Monday afternoon from 550 PM until Midnight CDT.

* Primary threats include...
  Scattered damaging wind gusts to 65 mph possible
  Scattered large hail events to 1.5 inches in diameter possible
  A tornado or two possible

SUMMARY...Isolated to scattered strong to severe thunderstorms are
forecast this evening.  A few of the stronger storms may evolve into
supercells posing a risk for large hail (1 to 1.5 inches in
diameter), severe gusts, and perhaps a tornado.  Strong to severe
multicells are forecast near the Indiana and Illinois border this
evening.  A localized risk for hail and wind may acco*pany these
storms.  By later this evening, other storms may develop and move
into western parts of the Watch and yield a threat for locally
damaging gusts and perhaps large hail.

The severe thunderstorm watch area is approximately along and 45
statute miles north and south of a line from 70 miles west northwest
of Rockford IL to 85 miles east southeast of Marseilles IL. For a
co*plete depiction of the watch see the associated watch outline
update (WOUS64 KWNS WOU1).

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...c*NTINUE...WW 597...WW 598...WW
599...WW 600...

AVIATION...A few severe thunderstorms with hail surface and aloft to
1.5 inches. Extreme turbulence and surface wind gusts to 55 knots. A
few cumulonimbi with maximum tops to 500. Mean storm motion vector
27020.

...Smith