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The tornado reached peak intensity in the city of Greenfield, leading the National Weather Service in Des Moines, Iowa to assign a rating of mid-range EF4 on the Enhanced Fujita scale, with maximum wind speeds estimated at 185 mph (298 km/h).
National Weather Service teams are conducting surveys Wednesday after tornadoes hit Iowa. An initial survey showed at least EF3 damage in Greenfield.
At least four people were killed and 35 injured by an EF4 tornado that plowed through the center of Greenfield, Iowa, on Tuesday. Peak winds of 185 mph were estimated by the National Weather ...
After exiting Greenfield, this tornado moved east-northeastward, weakened, and dissipated over open terrain as the other tornado became the dominant circulation within the supercell. [ 82 ] The tornado was on the ground for 48 minutes, traveled 43.07 mi (69.31 km), and had a peak width of 1,600 yd (1.5 km).
The National Weather Service in Des Moines will send three survey crews across the state to search for tornado damage on Wednesday. One team will be focused on just the Greenfield area. One team ...
Ratings using the Fujita Scale weren't introduced until 1971. The scale was later replaced by the Enhanced Fujita Scale in 2007. Here's a list of Iowa's deadliest tornadoes before 1950, according ...
Aerial imagery of EF4 damage to homes in Greenfield, Iowa. Items portrayed in this file depicts. ... 2024 Greenfield tornado; ... ISO speed rating: 100: Date and time ...
Where is Greenfield, Iowa? Greenfield is the county seat of Adair County, about 60 miles southwest of Des Moines. The 2020 Census counted 2,062 people living there.