Tornado watch in effect for 31 counties in Michigan

The National Weather Service has issued a tornado watch for 31 counties in Michigan until 11 p.m. tonight.

It includes the cities of Alma, Battle Creek, Big Rapids, Charlotte, Clare, Fremont, Grand Rapids, Greenville, Hastings, Holland, Ionia, Jackson, Jenison, Kalamazoo, Lansing, Mount Pleasant, Muskegon, Reed City, South Haven, and St. Johns.

A "watch" means conditions for the formation of tornados are possible.

The following counties are under the watch:

• ALLEGAN
• ARENAC
• BARRY
• BAY
• BERRIEN
• BRANCH
• CALHOUN
• CASS
• CLARE
• CLINTON
• EATON
• GLADWIN
• GRATIOT
• HILLSDALE
• INGHAM
• IONIA
• ISABELLA
• JACKSON
• KALAMAZOO
• KENT
• MECOSTA
• MIDLAND
• MONTCALM
• MUSKEGON
• NEWAYGO
• OSCEOLA
• OTTAWA
• SAGINAW
• SHIAWASSEE
• ST. JOSEPH
• VAN BUREN