Wisconsin, 1999

Flooding in Wisconsin, June 27, 1999

June 27, 1999 · NWS GRB · 3 events in 3 counties and zones

A cold front moved across east-central Wisconsin and combined with moist and unstable air to produce thunderstorms. The thunderstorms moved slowly and produced heavy rain that caused street flooding in Oshkosh (Winnebago county), flooding of county highway E in Stockbridge (Calumet county) and flooding of state highway 10 in Whitelaw (Manitowoc county).

Where it happened

Every event with a place to put it; 3 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
3

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 GRB wrote it up.

A cold front moved across east-central Wisconsin and combined with moist and unstable air to produce thunderstorms. The thunderstorms moved slowly and produced heavy rain that caused street flooding in Oshkosh (Winnebago county), flooding of county highway E in Stockbridge (Calumet county) and flooding of state highway 10 in Whitelaw (Manitowoc county).

The radar

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

Open the radar archive at this moment

Event by event

3 flood. Local standard time, as filed.

Flood, Calumet

When
June 27, 7:27 PM CST to 9:20 PM CST
Where
Calumet County, Stockbridge
Reported by
LAW ENFORCEMENT
Coordinates
44.082, -88.218 (the zone’s center; the record gives no point)

Flood, Winnebago

When
June 27, 8:15 PM CST to 9:25 PM CST
Where
Winnebago County, Oshkosh
Reported by
LAW ENFORCEMENT
Coordinates
44.069, -88.645 (the zone’s center; the record gives no point)

Flood, Manitowoc

When
June 27, 9:05 PM CST to 9:30 PM CST
Where
Manitowoc County, Whitelaw
Reported by
LAW ENFORCEMENT
Coordinates
44.091, -87.700 (the zone’s center; the record gives no point)

What these are

Flood
Flooding that develops more slowly than a flash flood: rivers leaving their banks, or water standing over land for an extended time.

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

The same day elsewhere

More

Every storm in Wisconsin in 1999Every state in 1999This day in weather historyWarnings in Wisconsin, June 1999

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: 5703551, 5703549, 5703550.