SPC Tornado Watch 256

WW 256 TORNADO MI LM 160020Z – 160700Z


URGENT - IMMEDIATE BROADCAST REQUESTED
Tornado Watch Number 256
NWS Storm Prediction Center Norman OK
820 PM EDT Thu May 15 2025

The NWS Storm Prediction Center has issued a

* Tornado Watch for portions of 
  Lower Michigan
  Lake Michigan

* Effective this Thursday night and Friday morning from 820 PM
  until 300 AM EDT.

* Primary threats include...
  A few tornadoes possible
  Scattered damaging winds likely with isolated significant gusts
    to 80 mph possible
  Scattered large hail and isolated very large hail events to 2
    inches in diameter possible

SUMMARY...Intense thunderstorms will spread east-northeastward this
evening and overnight across much of Lower Michigan while posing a
threat for scattered to numerous severe/damaging winds. Peak gusts
may reach up to 70-80 mph. A few tornadoes may also occur within the
line of convection. Large hail will be possible with any embedded
supercells.

The tornado watch area is approximately along and 60 statute miles
east and west of a line from 60 miles north of Traverse City MI to
10 miles southwest of Kalamazoo MI. For a complete depiction of the
watch see the associated watch outline update (WOUS64 KWNS WOU6).

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 251...WW 253...WW
254...WW 255...

AVIATION...Tornadoes and 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 24040.

...Gleason

StormPrep