SPC Tornado Watch 207

WW 207 TORNADO IA IL IN WI LM 231735Z – 240100Z

WW 0207 Image

Tornado Watch Number 207
NWS Storm Prediction Center Norman OK
1235 PM CDT Sat May 23 2020

The NWS Storm Prediction Center has issued a

* Tornado Watch for portions of 
  Eastern Iowa
  Northern Illinois
  Northwest Indiana
  Southern Wisconsin
  Lake Michigan

* Effective this Saturday afternoon and evening from 1235 PM
  until 800 PM CDT.

* Primary threats include...
  Several tornadoes likely with a couple intense tornadoes
  Scattered damaging wind gusts to 70 mph possible
  Scattered large hail events to 1.5 inches in diameter possible

SUMMARY...Scattered thunderstorms are beginning to form across
eastern Iowa and northwest Illinois.  These storms will persist
through the afternoon and track northeastward across the watch area.
 The strongest cells will pose a risk of tornadoes, damaging winds,
and hail.

The tornado watch area is approximately along and 115 statute miles
east and west of a line from 60 miles north northeast of Dubuque IA
to 10 miles southeast of Bloomington IL. For a complete depiction of
the watch see the associated watch outline update (WOUS64 KWNS


REMEMBER...A Tornado Watch means conditions are favorable for
tornadoes and 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.


AVIATION...Tornadoes and 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 450. Mean
storm motion vector 24035.


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