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As the tornado struck Greenfield, the DOW unit experienced wind gusts of 80 mph (130 km/h) at their point of observation, [17] while the Greenfield tornado would narrow in width, and a very brief wind gust of 263–271 mph (423–436 km/h) was measured at a height of 44 m (144 ft), which translated to an instantaneous gust of 309–318 mph (497 ...
National Weather Service teams are conducting surveys Wednesday after tornadoes hit Iowa. An initial survey showed at least EF3 damage in Greenfield.
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).
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 ...
The National Weather Service said initial surveys indicated at least an EF-3 tornado in Greenfield, but additional damage assessment could lead to a more powerful ranking. The tornado appeared to have been on the ground for more than 40 miles (64 kilometers), AccuWeather Chief Meteorologist Jon Porter said.
The tornado destroyed much of Greenfield, a town of about 2,000 around 55 miles (88.5 kilometers) southwest of Des Moines, during a day that saw multiple tornadoes, giant hail and heavy rain in ...
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 ...
This image is in the public domain because it is from one or more of the U.S. government’s 159 NEXRAD radars, which are jointly owned and operated by the National Weather Service (NWS), an agency of the National Oceanic and Atmospheric Administration (NOAA) within the United States Department of Commerce, the Federal Aviation Administration (FAA) within the Department of Transportation, and ...