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SPC Tornado Watch 478

WW 478 TORNADO IN MI OH LE LM 130055Z – 130700Z


URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 478
NWS Storm Prediction Center Norman OK
855 PM EDT Wed Jul 12 2023

The NWS Storm Prediction Center has issued a

* Tornado Watch for portions of 
  Northern Indiana
  Southern Lower Michigan
  Northwest Ohio
  Lake Erie
  Lake Michigan

* Effective this Wednesday night and Thursday morning from 855 PM
  until 300 AM EDT.

* Primary threats include...
  A couple tornadoes possible
  Isolated damaging wind gusts to 65 mph possible

SUMMARY...Strong/severe thunderstorms including a few supercells are
expected to develop generally eastward across the region tonight,
with some tornado potential aside from locally damaging winds.

The tornado watch area is approximately along and 50 statute miles
north and south of a line from 25 miles west southwest of Benton
Harbor MI to 20 miles east northeast of Detroit MI. For a complete
depiction of the watch see the associated watch outline update
(WOUS64 KWNS WOU8).

PRECAUTIONARY/PREPAREDNESS ACTIONS...

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.

&&

OTHER WATCH INFORMATION...CONTINUE...WW 477...

AVIATION...Tornadoes and a few severe thunderstorms with hail
surface and aloft to 1 inch. Extreme turbulence and surface wind
gusts to 55 knots. A few cumulonimbi with maximum tops to 500. Mean
storm motion vector 27025.

...Guyer

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