Hail and Damaging Wind in Wisconsin, June 20, 1997

Name: Hail and Damaging Wind in Wisconsin, June 20, 1997
Start: 1997-06-20T07:35
End: 1997-06-20T18:05
Location: Wisconsin

June 20, 1997 · NWS MKX · 3 events in 3 counties and zones

2 hail, 1 thunderstorm wind, 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: 0
Property damage: $5,000
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.

The radar

The Milwaukee radar (KMKX), 65 km away, was scanning. The volume nearest the first event began at 13:36 UTC.

Open the radar archive at this moment

Event by event

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

Hail, Rock

When: June 20, 7:35 AM CST
Where: Rock County, Evansville
Measured: 1 in hail
Coordinates: 42.780, -89.300

Hail, Green

When: June 20, 5:45 PM CST
Where: Green County, 1 mi N of Clarno
Measured: 0.75 in hail
Coordinates: 42.530, -89.650

Thunderstorm Wind, Lafayette

When: June 20, 6:05 PM CST
Where: Lafayette County, South Wayne
Property damage: $5,000
Coordinates: 42.570, -89.880

Thunderstorm winds downed large trees in S. Wayne. One tree fell on a home, resulting in roof damage.

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.

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

The same day elsewhere

Every storm in Wisconsin in 1997 Every state in 1997 This day in weather history Warnings in Wisconsin, 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: 5602427, 5602428, 5602429.