Tornado, Plymouth
- When
- July 27, 10:36 AM CST to 10:45 AM CST
- Where
- Plymouth County, 5 mi S of Le Mars
- Rating
- F0
- Path length
- 0.5 mi
- Path width
- 50 yd
- Coordinates
- 42.720, -96.170
A tornado in a rural area resulted in no reported damage.
Tornado and Hail in Iowa, July 27, 1997
2 thunderstorm wind, 1 tornado, 1 hail, 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
- None recorded
- Crop damage
- None recorded
- Events
- 4
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.
The radar
The Sioux Falls radar (KFSD), 107 km away, was scanning. The volume nearest the first event began at 16:37 UTC.
Event by event
2 thunderstorm wind, 1 tornado, 1 hail. Local standard time, as filed.
Thunderstorm Wind, Plymouth
- When
- July 27, 10:36 AM CST
- Where
- Plymouth County, 5 mi S of Le Mars
- Measured
- 52 kt (60 mph)
- Coordinates
- 42.720, -96.170
Thunderstorm Wind, Plymouth
- When
- July 27, 10:55 AM CST
- Where
- Plymouth County, 8 mi S of Le Mars
- Measured
- 61 kt (70 mph)
- Coordinates
- 42.670, -96.170
Hail, Plymouth
- When
- July 27, 11:04 AM CST
- Where
- Plymouth County, 1 mi N of Kingsley
- Measured
- 1.75 in hail
- Coordinates
- 42.600, -95.970
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.
- Hail
- Hail three-quarters of an inch or larger, or smaller hail that caused damage, filed with the largest stone measured.
After NWS Directive 10-1605, the rules offices file Storm Data by.
The same day elsewhere
- Heat in Pennsylvania, July 27 to 28, 1997
- Hail in Colorado, July 27, 1997
- Flash Flood and Hail in West Virginia, July 27, 1997
- Damaging Wind in South Dakota, July 27, 1997
- Damaging Wind in South Dakota, July 27, 1997
- Hail and Damaging Wind in South Dakota, July 27, 1997
- Flash Flooding and Hail in Ohio, July 27, 1997
- Hail and Damaging Winds in Michigan, July 27, 1997
- Damaging Winds in Georgia, July 27, 1997
- Hail and Damaging Wind in South Dakota, July 27, 1997
- Flash Flooding and Lightning Strike in Colorado, July 27, 1997
- Damaging Wind in Iowa, July 27, 1997
More
Every storm in Iowa in 1997Every state in 1997This day in weather historyThe tornado archive for Iowa, 1997Warnings in Iowa, July 1997
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: 5611480, 5611481, 5611482, 5611483.