Hail and Damaging Wind in Wisconsin, September 19, 1999

Name: Hail and Damaging Wind in Wisconsin, September 19, 1999
Start: 1999-09-19T16:03
End: 1999-09-19T16:30
Location: Wisconsin

September 19, 1999 · NWS MKX · 3 events in 3 counties and zones

Scattered thunderstorms, some with powerful winds and large hail, pushed through southcentral and southeast Wisconsin. ).

Where it happened

Every event with a place to put it; 1 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: $27,000
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.

What happened

The episode as NWS MKX wrote it up.

Scattered thunderstorms, some with powerful winds and large hail, pushed through southcentral and southeast Wisconsin. Large trees and some power poles were pushed over in Farmington (Jefferson Co.). Lightning struck the roof of a home northwest of the village of Plymouth, resulting in a fire that heavily damaged the roof and upper story of the home.

The radar

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

Open the radar archive at this moment

Event by event

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

Lightning, Sheboygan

When: September 19, 4:03 PM CST
Where: Sheboygan County, 4 mi NW of Plymouth
Property damage: $25,000
Reported by: NEWSPAPER
Coordinates: 43.756, -87.800 (the zone’s center; the record gives no point)

Hail, Rock

When: September 19, 4:20 PM CST
Where: Rock County, 4 mi NE of Milton
Measured: 1 in hail
Reported by: TRAINED SPOTTER
Coordinates: 42.800, -88.900

Thunderstorm Wind, Jefferson

When: September 19, 4:30 PM CST
Where: Jefferson County, Farmington
Property damage: $2,000
Reported by: NWS EMPLOYEE(OFF DUTY)
Coordinates: 43.080, -88.670

What these are

Lightning: A lightning strike that killed, injured or caused damage.
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 1999 Every state in 1999 This day in weather history Warnings in Wisconsin, September 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 2026-10-01. Each event’s entry at NCEI: 5717664, 5717665, 5717666.