Wisconsin, 1980

Tornadoes and Hail in Wisconsin, August 4, 1980

August 4, 1980 · NWS NG · 15 events in 8 counties and zones

11 thunderstorm wind, 2 hail, 2 tornado, as filed by the National Weather Service.

Where it happened

Every event with a place to put it. 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
$500,000
Crop damage
None recorded
Events
15

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.

Event by event

11 thunderstorm wind, 2 hail, 2 tornado. Local standard time, as filed.

Hail, Waukesha

When
August 4, 5:00 PM CST
Where
Waukesha County
Measured
0.75 in hail
Coordinates
43.180, -88.100

Thunderstorm Wind, Waukesha

When
August 4, 5:00 PM CST
Where
Waukesha County
Coordinates
43.180, -88.100

Thunderstorm Wind, Jefferson

When
August 4, 5:08 PM CST
Where
Jefferson County
Coordinates
42.880, -88.600

Thunderstorm Wind, Ozaukee

When
August 4, 5:24 PM CST
Where
Ozaukee County
Coordinates
43.320, -87.950

Tornado, Milwaukee

When
August 4, 5:30 PM CST
Where
Milwaukee County
Rating
F2
Path length
0.1 mi
Path width
20 yd
Property damage
$250,000
Coordinates
43.170, -88.020

Thunderstorm Wind, Waukesha

When
August 4, 6:15 PM CST
Where
Waukesha County
Measured
75 kt (86 mph)
Coordinates
43.030, -88.230

Thunderstorm Wind, Waukesha

When
August 4, 6:26 PM CST
Where
Waukesha County
Measured
65 kt (75 mph)
Coordinates
43.150, -88.520

Thunderstorm Wind, Green

When
August 4, 6:30 PM CST
Where
Green County
Coordinates
42.620, -89.370

Thunderstorm Wind, Milwaukee

When
August 4, 6:35 PM CST
Where
Milwaukee County
Coordinates
43.030, -87.970

Hail, Milwaukee

When
August 4, 6:58 PM CST
Where
Milwaukee County
Measured
1.75 in hail
Coordinates
43.030, -87.970

Thunderstorm Wind, Rock

When
August 4, 7:30 PM CST
Where
Rock County
Coordinates
42.570, -88.870

Thunderstorm Wind, Fond du Lac

When
August 4, 7:45 PM CST
Where
Fond du Lac County
Coordinates
43.780, -88.450

Thunderstorm Wind, Milwaukee

When
August 4, 7:58 PM CST
Where
Milwaukee County
Coordinates
43.030, -87.970

Tornado, Fond du Lac

When
August 4, 8:20 PM CST
Where
Fond du Lac County
Rating
F1
Path length
0.4 mi
Path width
67 yd
Property damage
$250,000
Coordinates
43.770, -88.450

Thunderstorm Wind, Kenosha

When
August 4, 8:20 PM CST
Where
Kenosha County
Measured
80 kt (92 mph)
Coordinates
42.600, -87.920

What these are

Hail
Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
Thunderstorm Wind
Winds from a thunderstorm of 50 knots (58 mph) or more, or lower winds that caused damage or casualties. Measured gusts are marked MG, estimated EG.
Tornado
A violently rotating column of air in contact with the ground and extending from a thunderstorm, filed with its path, width and Fujita or Enhanced Fujita rating from the damage survey.

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

The same day elsewhere

More

Every storm in Wisconsin in 1980Every state in 1980This day in weather historyThe tornado archive for Wisconsin, 1980

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: 10145623, 10145624, 10145625, 10145626, 10145627, 10145628, 10145629, 10145630, 10145631, 10145632, 10145633, 10145634, 10145635, 10145636, 10145637.