Illinois, 1999

Damaging Winds in Illinois, May 17, 1999

May 17, 1999 · NWS LSX · 2 events in 1 county or zone

Thunderstorm wind gusts downed trees in Germantown. In Hoffman, 8 structures suffered some degree of damage.

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
$75,000
Crop damage
None recorded
Events
2

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 LSX wrote it up.

Thunderstorm wind gusts downed trees in Germantown. In Hoffman, 8 structures suffered some degree of damage. One home lost most of its roof with the debris then causing damage to another home. Another home lost part of its roof and several windows. Trees and power lines were also downed by the wind gusts.

The radar

The St Louis radar (KLSX), 102 km away, was scanning. The volume nearest the first event began at 20:13 UTC.

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Event by event

2 thunderstorm wind. Local standard time, as filed.

Thunderstorm Wind, Clinton

When
May 17, 2:15 PM CST
Where
Clinton County, Germantown
Measured
55 kt (63 mph)
Reported by
LAW ENFORCEMENT
Coordinates
38.550, -89.530

Thunderstorm Wind, Clinton

When
May 17, 2:25 PM CST
Where
Clinton County, Hoffman
Measured
55 kt (63 mph)
Property damage
$75,000
Reported by
LAW ENFORCEMENT
Coordinates
38.530, -89.270

What these are

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

More

Every storm in Illinois in 1999Every state in 1999This day in weather historyWarnings in Illinois, May 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: 5693840, 5693841.