Wisconsin, 2013

Heavy Snow in Wisconsin, April 10 to 13, 2013

April 10 to 13, 2013 · NWS DLH · 4 events in 4 counties and zones

A winter storm brought heavy snow to northwestern Wisconsin near Lake Superior on April 11th and 12th. Much of the northern parts of Douglas, Bayfield, Ashland, and Iron counties received 8 to 13 inches of snow, and there were isolated areas that received much more.

Where it happened

Every event with a place to put it; 4 filed by county or forecast zone are drawn at its center, in a lighter ring. Tap one for its entry below.

  • Tornadoes
  • Tropical storms and surge
  • Floods
  • Wind
  • Hail
  • Winter weather
  • Heat and drought
  • Cold
  • Fire, smoke and dust
  • Marine and coastal
  • Other

Open the live radar over this ground

The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
4

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.

What happened

The episode as NWS DLH wrote it up.

A winter storm brought heavy snow to northwestern Wisconsin near Lake Superior on April 11th and 12th. Much of the northern parts of Douglas, Bayfield, Ashland, and Iron counties received 8 to 13 inches of snow, and there were isolated areas that received much more. Snowfall reports include 18.8 inches near the city of Superior, 15 inches near Cornucopia, 12.4 inches at Madeline Island, and 10.5 inches near Upson.

What forecasters said that day

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 Duluth, MN wrote its last area forecast discussion before the first event at Apr 10, 2:10 AM CST, 1 hour 50 minutes earlier.

Area forecast discussion, Apr 10, 2:10 AM CST, 1 hour 50 minutes before
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Hazardous weather outlook, Apr 10, 3:52 AM CST, 8 minutes before
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The radar

The national radar mosaic for the moment the first event began.

Open the radar archive at this moment

Event by event

4 heavy snow. Local standard time, as filed.

Heavy Snow, Ashland

When
April 10, 4:00 AM CST to April 13, 7:00 AM CST
Where
Ashland forecast zone
Reported by
Trained Spotter
Coordinates
46.510, -90.720 (the zone’s center; the record gives no point)

Heavy Snow, Douglas

When
April 11, 9:00 AM CST to April 12, 5:00 PM CST
Where
Douglas forecast zone
Reported by
Trained Spotter
Coordinates
46.464, -91.899 (the zone’s center; the record gives no point)

Heavy Snow, Bayfield

When
April 11, 10:00 AM CST to April 13, 7:00 AM CST
Where
Bayfield forecast zone
Reported by
Trained Spotter
Coordinates
46.635, -91.181 (the zone’s center; the record gives no point)

Heavy Snow, Iron

When
April 11, 10:00 AM CST to April 13, 7:00 AM CST
Where
Iron forecast zone
Reported by
Trained Spotter
Coordinates
46.317, -90.264 (the zone’s center; the record gives no point)

What these are

Heavy Snow
Snowfall reaching the local warning threshold without the other hazards of a winter storm.

After NWS Directive 10-1605, the rules offices file Storm Data by.

The same day elsewhere

More

Every storm in Wisconsin in 2013Every state in 2013This day in weather historyWarnings in Wisconsin, April 2013

Sources

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 2026-09-30. Each event’s entry at NCEI: 446986, 446983, 446985, 446988.