A clipper system tracked east-southeast across the region late January 12th into January 13th. System snow late on January 12th quickly transitioned into heavy lake-effect snow showers on January 13th as cold air moved in over relatively warm lake waters.
Every event with a place to put it; 1 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.
Deaths and injuries are direct and indirect together, as the offices filed them. Damage is property and crops in the dollars of the year, not adjusted for inflation, and only where an office estimated it.
The episode as NWS IWX wrote it up.
A clipper system tracked east-southeast across the region late January 12th into January 13th. System snow late on January 12th quickly transitioned into heavy lake-effect snow showers on January 13th as cold air moved in over relatively warm lake waters.
The local office's own words before the first event, as it sent them, from the Iowa Environmental Mesonet's archive of National Weather Service text.
NWS Northern Indiana wrote its last area forecast discussion before the first event at Jan 12, 6:33 PM EST, 2 hours 27 minutes earlier.
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</html>The national radar mosaic for the moment the first event began.
2 heavy snow. Local standard time, as filed.
A clipper system brought light to moderate system snow, followed by heavy lake-effect snow showers late January 12th into January 13th. Total snowfall accumulations of 4 to 8 inches were observed, with a report of 6.0 inches near Buchanon. Gusty winds created blowing snow and low visibilities. There were reports of accidents and slide-offs across the region.
A clipper system brought light to moderate system snow, followed by heavy lake-effect snow showers late January 12th into January 13th. Total snowfall accumulations of 5 to 9 inches were observed, with a report of 8.1 inches near Dowagiac. Gusty winds created blowing snow and low visibilities. There were reports of accidents and slide-offs across the region.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Michigan in 2009Every state in 2009This day in weather historyWarnings in Michigan, January 2009
NOAA National Centers for Environmental Information, Storm Events Database, compiled from the National Weather Service’s monthly Storm Data. Complete through 2026-06; NCEI adds each month about 75 days after it ends and revises past years a few times a year. Rebuilt 2026-10-01. Each event’s entry at NCEI: 141282, 141283.