A line of thunderstorms developed along a cold front and moved across southeast Minnesota during the evening hours of March 6th. These storms produced damaging winds and hail. Northwest of Rochester (Olmsted County) large trees were blown down, roofs on pole buildings and a house were partially damaged. An estimated 60 mph gust occurred in Kasson (Dodge County) and north of Mantorville (Dodge County) was heavily damaged. All of the hail that was reported was less than an inch in diameter.

Thunderstorm Wind in HOUSTON, MINNESOTA
From 06-MAR-17 20:21:00 to 06-MAR-17 20:21:00 (CST-6)
Location: CALEDONIA
Magnitude: 52.00 EG
Property damage: 34.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Barns were damaged in the Caledonia area from strong storm winds.

Hail in DODGE, MINNESOTA
From 06-MAR-17 18:11:00 to 06-MAR-17 18:11:00 (CST-6)
Location: HAYFIELD
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Thunderstorm Wind in OLMSTED, MINNESOTA
From 06-MAR-17 18:28:00 to 06-MAR-17 18:28:00 (CST-6)
Location: ORONOCO
Magnitude: 49.00 MG
Property damage: 7.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Two 1 foot diameter pine trees were blown down near Oronoco. A shed was also blown across a road and took out some power lines.

Hail in WINONA, MINNESOTA
From 06-MAR-17 19:44:00 to 06-MAR-17 19:44:00 (CST-6)
Location: LEWISTON
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Hail in FILLMORE, MINNESOTA
From 06-MAR-17 19:52:00 to 06-MAR-17 19:52:00 (CST-6)
Location: WHALAN
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Thunderstorm Wind in HOUSTON, MINNESOTA
From 06-MAR-17 20:33:00 to 06-MAR-17 20:33:00 (CST-6)
Location: BROWNSVILLE
Magnitude: 50.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Public

Part of a roof was blown off a barn near Brownsville.

Thunderstorm Wind in OLMSTED, MINNESOTA
From 06-MAR-17 18:26:00 to 06-MAR-17 18:26:00 (CST-6)
Location: GENOA
Magnitude: 50.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Public

Large trees were blown down and pole building roofs were damaged near Pine Island.

Thunderstorm Wind in HOUSTON, MINNESOTA
From 06-MAR-17 20:31:00 to 06-MAR-17 20:31:00 (CST-6)
Location: HOKAH
Magnitude: 50.00 EG
Property damage: 25.00K
Crop damage: 0.00K
Reported by: Public

Two outbuildings were destroyed, other buildings were damaged and several large trees were snapped southeast of Hokah.

Thunderstorm Wind in OLMSTED, MINNESOTA
From 06-MAR-17 18:30:00 to 06-MAR-17 18:30:00 (CST-6)
Location: GENOA
Magnitude: 50.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Public

A small portion of a roof was removed from a house and a tree was blown down near Pine Island.

Hail in OLMSTED, MINNESOTA
From 06-MAR-17 18:29:00 to 06-MAR-17 18:29:00 (CST-6)
Location: ORONOCO
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in MOWER, MINNESOTA
From 06-MAR-17 19:12:00 to 06-MAR-17 19:12:00 (CST-6)
Location: LE ROY
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Thunderstorm Wind in FILLMORE, MINNESOTA
From 06-MAR-17 19:30:00 to 06-MAR-17 19:30:00 (CST-6)
Location: CHERRY GROVE
Magnitude: 50.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Trained Spotter

Tree branches were blown down near Cherry Grove.

Thunderstorm Wind in DODGE, MINNESOTA
From 06-MAR-17 18:19:00 to 06-MAR-17 18:19:00 (CST-6)
Location: MANTORVILLE
Magnitude: 50.00 EG
Property damage: 150.00K
Crop damage: 0.00K
Reported by: Broadcast Media

North of Mantorville, thunderstorm winds pushed a barn about 40 feet off its foundation, several metal outbuildings were destroyed, the top third of a concrete silo was blown off and two metal corn bins were destroyed.

Thunderstorm Wind in WABASHA, MINNESOTA
From 06-MAR-17 18:36:00 to 06-MAR-17 18:36:00 (CST-6)
Location: HAMMOND
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 2.00K
Reported by: Public

Trees were blown down on a farm in southwest Wabasha County.

Thunderstorm Wind in OLMSTED, MINNESOTA
From 06-MAR-17 18:25:00 to 06-MAR-17 18:25:00 (CST-6)
Location: GENOA
Magnitude: 50.00 EG
Property damage: 8.00K
Crop damage: 0.00K
Reported by: Public

Several trees were blown down with one landing on a garage southwest of Pine Island.

Thunderstorm Wind in DODGE, MINNESOTA
From 06-MAR-17 18:11:00 to 06-MAR-17 18:11:00 (CST-6)
Location: KASSON
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

An estimated 60 mph wind gust occurred in Kasson and the power was out in portions the city.

Thunderstorm Wind in WINONA, MINNESOTA
From 06-MAR-17 20:12:00 to 06-MAR-17 20:12:00 (CST-6)
Location: WINONA
Magnitude: 40.00 EG
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Public

A large tree was blown down on a car and partially on a house in the city of Winona.