Arctic air moving across Lake Superior in a northwest flow generated locally heavy lake effect snow in the Ironwood area from December 31 into January 1st.
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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 MQT wrote it up.
Arctic air moving across Lake Superior in a northwest flow generated locally heavy lake effect snow in the Ironwood area from December 31 into January 1st.
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 Marquette, MI wrote its last area forecast discussion before the first event at Dec 31, 5:55 PM CST, 6 hours 5 minutes earlier.
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</html>The national radar mosaic for the moment the first event began.
1 lake-effect snow. Local standard time, as filed.
A spotter near Ironwood measured 15 inches of snow in 24 hours.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Michigan in 2010Every state in 2010This day in weather historyWarnings in Michigan, January 2010
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: 209943.