Tornado, Madison
- When
- May 20, 9:30 AM CST
- Where
- Madison County
- Rating
- F0
- Path width
- 33 yd
- Property damage
- $30
- Coordinates
- 41.380, -93.980
Tornadoes and Damaging Wind in Iowa, May 20, 1982
5 tornado, 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
The toll
- Deaths
- 0
- Injuries
- 0
- Property damage
- $810
- Crop damage
- None recorded
- Events
- 6
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
5 tornado, 1 thunderstorm wind. Local standard time, as filed.
Tornado, Cedar
- When
- May 20, 11:50 AM CST
- Where
- Cedar County
- Rating
- F0
- Path width
- 33 yd
- Property damage
- $250
- Coordinates
- 41.780, -91.350
Tornado, Cedar
- When
- May 20, 11:50 AM CST
- Where
- Cedar County
- Rating
- F0
- Path width
- 33 yd
- Property damage
- $250
- Coordinates
- 41.880, -91.170
Tornado, Cedar
- When
- May 20, 11:50 AM CST
- Where
- Cedar County
- Rating
- F0
- Path width
- 33 yd
- Property damage
- $250
- Coordinates
- 41.880, -91.050
Tornado, Cedar
- When
- May 20, 11:50 AM CST
- Where
- Cedar County
- Rating
- F0
- Path width
- 33 yd
- Property damage
- $30
- Coordinates
- 41.900, -91.230
Thunderstorm Wind, Wapello
- When
- May 20, 2:25 PM CST
- Where
- Wapello County
- Measured
- 52 kt (60 mph)
- Coordinates
- 41.020, -92.400
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 Hail in Missouri, May 20, 1982
- Tornadoes and Hail in Kansas, May 20, 1982
- Tornadoes and Hail in Oklahoma, May 20, 1982
- Tornadoes in Nebraska, May 20, 1982
- Tornadoes in South Dakota, May 20, 1982
- Tornado and Damaging Wind in Pennsylvania, May 20, 1982
- Hail and Damaging Winds in Indiana, May 20, 1982
- Hail and Damaging Winds in Illinois, May 20, 1982
- Damaging Winds in Connecticut, May 20, 1982
- Hail in New York, May 20, 1982
- Hail in Ohio, May 20, 1982
- Hail in Texas, May 20, 1982
More
Every storm in Iowa in 1982Every state in 1982This day in weather historyThe tornado archive for Iowa, 1982
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: 10014024, 10014025, 10014026, 10014027, 10014028, 10014029.