Tornado, Adams
- When
- May 26, 11:50 AM CST
- Where
- Adams County
- Rating
- F2
- Path length
- 1.5 mi
- Path width
- 500 yd
- Property damage
- $25,000
- Coordinates
- 40.030, -91.150
Tornadoes and Damaging Winds in Illinois, May 26, 1955
4 tornado, 3 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
The toll
- Deaths
- 0
- Injuries
- 3
- Property damage
- $775,000
- Crop damage
- None recorded
- Events
- 7
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
4 tornado, 3 thunderstorm wind. Local standard time, as filed.
Thunderstorm Wind, Greene
- When
- May 26, 12:55 PM CST
- Where
- Greene County
- Coordinates
- 39.200, -90.500
Thunderstorm Wind, Morgan
- When
- May 26, 1:05 PM CST
- Where
- Morgan County
- Coordinates
- 39.780, -90.280
Thunderstorm Wind, Sangamon
- When
- May 26, 1:33 PM CST
- Where
- Sangamon County
- Measured
- 59 kt (68 mph)
- Coordinates
- 39.780, -89.680
Tornado, Tazewell
- When
- May 26, 2:49 PM CST
- Where
- Tazewell County
- Rating
- F2
- Path length
- 1.5 mi
- Path width
- 100 yd
- Injuries
- 1 direct, 0 indirect
- Property damage
- $250,000
- Coordinates
- 40.550, -89.620
Tornado, Cook
- When
- May 26, 4:00 PM CST
- Where
- Cook County
- Rating
- F1
- Path length
- 1.5 mi
- Path width
- 100 yd
- Injuries
- 2 direct, 0 indirect
- Property damage
- $250,000
- Coordinates
- 41.750, -87.750
Tornado, Kankakee
- When
- May 26, 4:30 PM CST
- Where
- Kankakee County
- Rating
- F1
- Path length
- 18.7 mi
- Path width
- 400 yd
- Property damage
- $250,000
- Coordinates
- 41.220, -87.980
What these are
- 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.
- 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
- Tornadoes and Damaging Winds in Arkansas, May 26, 1955
- Tornadoes and Hail in Kansas, May 26, 1955
- Tornadoes and Damaging Winds in Missouri, May 26, 1955
- Tornadoes and Hail in Texas, May 26, 1955
- Tornadoes in Nebraska, May 26, 1955
- Tornadoes and Damaging Winds in Oklahoma, May 26, 1955
- Hail and Damaging Wind in Iowa, May 26, 1955
More
Every storm in Illinois in 1955Every state in 1955This day in weather historyThe tornado archive for Illinois, 1955
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: 10010826, 10010827, 10010828, 10010829, 10010830, 10010831, 10010832.