Wisconsin, 1965

Tornadoes and Hail in Wisconsin, May 15, 1965

May 15, 1965 · 5 events in 4 counties and zones

2 thunderstorm wind, 2 tornado, 1 hail, 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

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The toll

Deaths
0
Injuries
1
Property damage
$50,000
Crop damage
None recorded
Events
5

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

2 thunderstorm wind, 2 tornado, 1 hail. Local standard time, as filed.

Hail, Chippewa

When
May 15, 11:32 AM CST
Where
Chippewa County
Measured
0.75 in hail
Coordinates
44.880, -91.500

Thunderstorm Wind, Chippewa

When
May 15, 11:32 AM CST
Where
Chippewa County
Measured
53 kt (61 mph)
Coordinates
44.880, -91.500

Tornado, Iowa

When
May 15, 6:35 PM CST
Where
Iowa County
Rating
F2
Path length
1 mi
Path width
33 yd
Injuries
1 direct, 0 indirect
Property damage
$25,000
Coordinates
42.920, -90.070

Thunderstorm Wind, Winnebago

When
May 15, 8:28 PM CST
Where
Winnebago County
Measured
50 kt (58 mph)
Coordinates
44.000, -88.500

Tornado, Fond du Lac

When
May 15, 9:00 PM CST
Where
Fond du Lac County
Rating
F1
Path length
0.8 mi
Path width
150 yd
Property damage
$25,000
Coordinates
43.870, -88.220

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 1965Every state in 1965This day in weather historyThe tornado archive for Wisconsin, 1965

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: 10145819, 10145820, 10145821, 10145822, 10145823.