Arctic air moving across Lake Superior in a northwest flow generated moderate lake effect snow showers over Houghton County from the 30th into the morning of the 31st.
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 MQT wrote it up.
Arctic air moving across Lake Superior in a northwest flow generated moderate lake effect snow showers over Houghton County from the 30th into the morning of the 31st.
The national radar mosaic for the moment the first event began.
1 winter weather. Local standard time, as filed.
Lake effect snowfall reports for the 24-hour period ending on the morning of the 31st included 5.2 inches at Painesdale and 4.0 inches at Kearsarge.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Michigan in 2020Every state in 2020This day in weather historyWarnings in Michigan, December 2020
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 2026-09-24. Each event’s entry at NCEI: 932178.