Thunderstorm Wind in Louisa County, Iowa

Thunderstorm Wind December 15, 2021 · Louisa County, Iowa

70 mph

Estimated gust (61 kt)

Where the report was made, with tornadoes recorded within 15 miles over the years.

What the National Weather Service wrote

A tree was reported down on a roadway 3 miles west of Columbus Junction.

The wider storm

An intense storm system brought record warmth, high winds, and a serial derecho though Iowa and the Upper Midwest on December 15th. This storm system produced a line of severe storms which continually produced damaging winds and tornadoes from Nebraska through much of Iowa. In eastern Iowa and Illinois, no tornadoes occurred, but widespread severe wind gusts occurred with brief heavy rain.

Strong winds occurred through the day along with the record high temperatures. After the storms moved through, those winds peaked at 60 to 80 mph for several hours in the late evening.

Began near Columbus City (41.2800, -91.4200).

Source: NOAA Storm Events Database, event 993825. Narratives are written by the National Weather Service forecast office that issued the report.

Tornadoes near your address

See every tornado that passed near a place you know, measured to its path.