Minnesota, 1997

Flash Flooding in Minnesota, June 24, 1997

June 24, 1997 · NWS DLH · 2 events in 2 counties and zones

A band of heavy rain developed from downtown Duluth to just north of Two Harbors. Nearly five and a half inches of rain fell in Duluth's Lakeside neighborhood earlier in the day.

Where it happened

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.

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

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The toll

Deaths
0
Injuries
0
Property damage
None recorded
Crop damage
None recorded
Events
2

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 band of heavy rain developed from downtown Duluth to just north of Two Harbors. Nearly five and a half inches of rain fell in Duluth's Lakeside neighborhood earlier in the day. The steep hillside in Duluth helped create torrents of water that closed many streets, forced up manhole covers, and overwhelmed sanitary sewers. The rushing water washed out railroad tracks and ripped the asphalt right off the roads. Many roads and driveways along State Highway 61 between Duluth and Two Harbors were either washed out or had standing water through the evening.

The radar

The Duluth radar (KDLH), 97 km away, was scanning. The volume nearest the first event began at 22:01 UTC.

Open the radar archive at this moment

Event by event

2 flash flood. Local standard time, as filed.

Flash Flood, Lake

When
June 24, 4:00 PM CST to 7:00 PM CST
Where
Lake County, Two Harbors
Coordinates
47.523, -91.409 (the zone’s center; the record gives no point)

Flash Flood, St. Louis

When
June 24, 4:00 PM CST to 7:00 PM CST
Where
St. Louis County, Duluth
Coordinates
47.590, -92.461 (the zone’s center; the record gives no point)

What these are

Flash Flood
Flooding that begins within six hours of the rain that causes it, or of a dam or levee failure or ice jam release, often with deadly speed.

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

The same day elsewhere

More

Every storm in Minnesota in 1997Every state in 1997This day in weather historyWarnings in Minnesota, June 1997

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 2026-09-24. Each event’s entry at NCEI: 5607867, 5607868.