An area of low pressure moving out of the Northern Plains on the 17th brought heavy snow to portions of the North Shore. Favorable southeasterly winds streaming across Lake Superior into the higher elevations along the shore led to increased snowfall during the overnight hours of the 17th into the 18th.
Every event with a place to put it; 2 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 DLH wrote it up.
An area of low pressure moving out of the Northern Plains on the 17th brought heavy snow to portions of the North Shore. Favorable southeasterly winds streaming across Lake Superior into the higher elevations along the shore led to increased snowfall during the overnight hours of the 17th into the 18th. Snowfall upwards of an inch per hour were briefly observed with snow totals of just over 7 inches being recorded northeast of Grand Marias.
The national radar mosaic for the moment the first event began.
2 heavy snow. Local standard time, as filed.
Snowfall reports of 4 to 6 inches were received across the area with a high report of 6.5 inches at Wolf Ridge near Finland.
Snowfall reports of 6 to 7 inches were largely confined to the along the North Shore of Lake Superior with just over 7 inches being reported near Grand Marais.
After NWS Directive 10-1605, the rules offices file Storm Data by.
Every storm in Minnesota in 2022Every state in 2022This day in weather historyWarnings in Minnesota, April 2022
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: 1015032, 1015033.