Illinois, 2000Tornado and Hail in Illinois, May 18, 2000
May 18, 2000 · NWS LOT · 12 events in 4 counties and zones
A severe storm moved northeast across LaSalle, Kendall, Will and southern Cook Counties. It produced hail from 3/4 to golf ball size.
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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- Deaths
- 0
- Injuries
- 0
- Property damage
- None recorded
- Crop damage
- None recorded
- Events
- 12
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.
A severe storm moved northeast across LaSalle, Kendall, Will and southern Cook Counties. It produced hail from 3/4 to golf ball size. The storm also produced wind damage in Kendall County and in southern Cook County. Kendall County emergency management reported large branches down along Route 52, and siding and roof damage to homes 10 to12 miles southwest of Yorkville. Power lines and trees were down blocking roads 10 to 20 miles southeast of Yorkville and also in Oswego. A spotter estimated winds to be 65 mph at Calumet City. The Chicago 911 center reported trees down, cars damaged in the 6700 block of South Green Street.
Event by event
7 hail, 4 thunderstorm wind, 1 tornado. Local standard time, as filed.
Tornado, La Salle
- When
- May 18, 4:05 PM CST to 4:08 PM CST
- Where
- La Salle County, 5 mi SW of Lostant
- Rating
- F0
- Path length
- 3 mi
- Path width
- 100 yd
- Reported by
- TRAINED SPOTTER
- Coordinates
- 41.100, -89.133
A trained spotter observed a tornado over a rural area southwest of Lostant. It lasted about 3 or 4 minutes before dissipating. No damage was reported.
Hail, Kendall
- When
- May 18, 4:18 PM CST
- Where
- Kendall County, Millington
- Measured
- 0.75 in hail
- Reported by
- EMERGENCY MANAGER
- Coordinates
- 41.567, -88.600
Hail, La Salle
- When
- May 18, 4:20 PM CST
- Where
- La Salle County, Streator
- Measured
- 0.75 in hail
- Reported by
- EMERGENCY MANAGER
- Coordinates
- 41.117, -88.833
Thunderstorm Wind, Kendall
- When
- May 18, 4:25 PM CST
- Where
- Kendall County, Sandwich
- Measured
- 52 kt (60 mph)
- Reported by
- AWOS,ASOS,MESONET,ETC
- Coordinates
- 41.650, -88.617
Hail, Kendall
- When
- May 18, 4:29 PM CST
- Where
- Kendall County, 3 mi SW of Yorkville
- Measured
- 0.75 in hail
- Reported by
- EMERGENCY MANAGER
- Coordinates
- 41.600, -88.483
Thunderstorm Wind, Kendall
- When
- May 18, 4:30 PM CST to 4:50 PM CST
- Where
- Kendall County, Newark
- Measured
- 60 kt (69 mph)
- Reported by
- EMERGENCY MANAGER
- Coordinates
- 41.533, -88.583
Hail, Will
- When
- May 18, 4:50 PM CST
- Where
- Will County, Shorewood
- Measured
- 1.75 in hail
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 41.517, -88.200
Hail, Will
- When
- May 18, 4:52 PM CST
- Where
- Will County, Joliet
- Measured
- 1.75 in hail
- Reported by
- NWS EMPLOYEE(OFF DUTY)
- Coordinates
- 41.533, -88.100
Hail, Will
- When
- May 18, 5:02 PM CST
- Where
- Will County, Romeoville
- Measured
- 0.75 in hail
- Reported by
- OFFICIAL NWS OBS.
- Coordinates
- 41.633, -88.067
Hail, Cook
- When
- May 18, 5:44 PM CST
- Where
- Cook County, Calumet City
- Measured
- 1.75 in hail
- Reported by
- TRAINED SPOTTER
- Coordinates
- 41.667, -87.633
Thunderstorm Wind, Cook
- When
- May 18, 5:44 PM CST
- Where
- Cook County, Calumet City
- Measured
- 56 kt (64 mph)
- Reported by
- TRAINED SPOTTER
- Coordinates
- 41.667, -87.633
Thunderstorm Wind, Cook
- When
- May 18, 5:45 PM CST
- Where
- Cook County, Chicago
- Measured
- 50 kt (58 mph)
- Reported by
- LAW ENFORCEMENT
- Coordinates
- 41.833, -87.650
- 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.
- 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.
- Heat in Texas, May 18, 20002 deaths · 2 events
- Flash Flooding and Hail in Michigan, May 18 to 19, 20001 death · 9 injured · $92,000 · 1.25 in hail · 15 events
- Tornadoes and Hail in New York, May 18, 2000$2.5 million · F2 · 41 events
- Hail and Damaging Winds in Indiana, May 18, 2000$76 million · 4.5 in hail · 30 events
- Damaging Winds in Illinois, May 18, 20001 death · 73 kt wind · 3 events
- Rip Current in California, May 18, 20001 death · 1 event
- Tornadoes and Flooding in Iowa, May 18, 2000$2.4 million · F0 · 28 events
- Wildfire in Alaska, May 18, 20009 injured · $250,000 · 1 event
- Flash Flood and Flooding in Wisconsin, May 18, 2000$1.4 million · 2 in hail · 34 events
- Hail and Damaging Wind in Illinois, May 18, 2000$4.0 million · 2.75 in hail · 10 events
- Flash Flooding in Michigan, May 18 to 20, 2000$3.0 million · 15 events
- Tornadoes and Hail in Iowa, May 18, 2000$345,000 · F1 · 36 events
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: 5144588, 5144589, 5144590, 5144591, 5144592, 5144682, 5144593, 5144594, 5144595, 5144679, 5144680, 5144681.