2009 Lake michigan hurricane season

Storms that would form over lake michigan would be given an 'M' sufix while classified as a tropical depression for the first time.


Tropical Storm Allen

Tropical storm (SSHWS)
Counterclockwise vortex
Duration June 1 – June 10
Peak intensity 65 mph (100 km/h) (1-min)  982 mbar (hPa)

Made landfall in chicago.

Tropical Storm Bonnie

Tropical storm (SSHWS)
Counterclockwise vortex
Duration June 17 – June 24
Peak intensity 70 mph (110 km/h) (1-min)  980 mbar (hPa)

Made landfall in chicago.

Hurricane Charlie

Category 5 hurricane (SSHWS)
Counterclockwise vortex
Duration July 2 – July 13
Peak intensity 195 mph (315 km/h) (1-min)  880 mbar (hPa)

Made landfall in gary, indiana.


wikipedia:Saffir-Simpson Hurricane Scale

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