The National Weather Service has confirmed a second EF-1 tornado from overnight storms in Pierce County.
According to the NWS report, the tornado touched down just before 10 p.m. Saturday night in Washington County, Minnesota about five miles north of Hastings. It continued across the border into Pierce County, Wisconsin and was on the ground until 10:20 p.m. where it ended two miles southwest of River Falls.
It had an estimated maximum wind speed of 100 mph, and a path length of nine and a half miles.
The preliminary damage report describes extensive tree damage including trees snapped about halfway up, as well as damage to farm outbuildings. The worst damage was reported on top of a bluff where the tornado crossed the St. Croix River into Wisconsin. No deaths or injuries were reported.The National Weather Service also confirmed an EF- 1 tornado in northern Trempealeau County that occurred just before 1 a.m. Sunday morning. The tornado touched down roughly four miles southwest of Osseo, ending three miles south of Osseo.
According to the preliminary damage survey, the tornado was on the ground for approximately seven minutes between 12:50 and 12:57 a.m. and had a path length of 3.65 miles.
The maximum estimated wind speed is 105 mph with numerous reports of snapped or uprooted trees. Several farm outbuildings were also damaged. No deaths or injuries have been reported.