A cold front over central Minnesota pushed into central Wisconsin during the evening hours of July 1st. Severe thunderstorms developed along the cold front and moved into southeast Minnesota producing wind gusts above 70 mph, damage to roofs, and knocking down trees and power lines across much of the region.

Thunderstorm Wind in OLMSTED, MINNESOTA
From 01-JUL-11 20:09:00 to 01-JUL-11 20:09:00 (CST-6)
Location: JUDGE
Magnitude: 50.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

The automated weather observing equipment at the Rochester International airport measured a wind gust of 58 miles per hour.

Thunderstorm Wind in WABASHA, MINNESOTA
From 01-JUL-11 20:10:00 to 01-JUL-11 20:10:00 (CST-6)
Location: ELGIN
Magnitude: 57.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Amateur radio operators measured a wind gust of 66 miles per hour three miles southwest of Plainview.

Thunderstorm Wind in MOWER, MINNESOTA
From 01-JUL-11 20:30:00 to 01-JUL-11 20:30:00 (CST-6)
Location: MAPLEVIEW
Magnitude: 55.00 EG
Property damage: 0.40K
Crop damage: 0.00K
Reported by: Broadcast Media

Two six to eight inch in diameter trees were blown down on the southeast side of Austin.

Thunderstorm Wind in FILLMORE, MINNESOTA
From 01-JUL-11 20:58:00 to 01-JUL-11 20:58:00 (CST-6)
Location: PRESTON FLLMR ARPT
Magnitude: 63.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

The automated weather observing equipment at the Preston airport measured a wind gust of 72 miles per hour.

Thunderstorm Wind in HOUSTON, MINNESOTA
From 01-JUL-11 21:20:00 to 01-JUL-11 21:20:00 (CST-6)
Location: MOUND PRAIRIE
Magnitude: 53.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

A wind gust of 61 miles per hour was measured four miles northwest of Hokah.

Thunderstorm Wind in MOWER, MINNESOTA
From 01-JUL-11 21:22:00 to 01-JUL-11 21:22:00 (CST-6)
Location: GRAND MEADOW
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

An estimated wind gust of 65 miles per hour occurred in Grand Meadow.

Thunderstorm Wind in HOUSTON, MINNESOTA
From 01-JUL-11 21:25:00 to 01-JUL-11 21:25:00 (CST-6)
Location: RIVER JCT
Magnitude: 55.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Trees and power lines were blown down in La Crescent.

Thunderstorm Wind in DODGE, MINNESOTA
From 01-JUL-11 20:02:00 to 01-JUL-11 20:02:00 (CST-6)
Location: HAYFIELD
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Amateur radio operators estimated a wind gust of 60 miles per hour.

Thunderstorm Wind in WINONA, MINNESOTA
From 01-JUL-11 20:42:00 to 01-JUL-11 20:42:00 (CST-6)
Location: LEWISTON
Magnitude: 52.00 EG
Property damage: 0.20K
Crop damage: 0.00K
Reported by: Law Enforcement

A few trees were blown in Lewiston.

Thunderstorm Wind in FILLMORE, MINNESOTA
From 01-JUL-11 20:47:00 to 01-JUL-11 20:47:00 (CST-6)
Location: WYKOFF
Magnitude: 55.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Law Enforcement

The winds from a thunderstorm damaged the roof to the Kingsland Middle School.

Thunderstorm Wind in OLMSTED, MINNESOTA
From 01-JUL-11 20:56:00 to 01-JUL-11 20:56:00 (CST-6)
Location: LAIRD
Magnitude: 55.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

An automated weather station measured a wind gust of 63 miles per hour southeast of Eyota.

Thunderstorm Wind in HOUSTON, MINNESOTA
From 01-JUL-11 21:22:00 to 01-JUL-11 21:22:00 (CST-6)
Location: HOKAH
Magnitude: 55.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Trees were blown down in Hokah.

Thunderstorm Wind in WINONA, MINNESOTA
From 01-JUL-11 21:22:00 to 01-JUL-11 21:22:00 (CST-6)
Location: DAKOTA
Magnitude: 52.00 EG
Property damage: 0.20K
Crop damage: 0.00K
Reported by: Law Enforcement

A few trees were blown down near Dakota.

Lightning in WINONA, MINNESOTA
From 01-JUL-11 22:36:00 to 01-JUL-11 22:36:00 (CST-6)
Location: WINONA
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Lightning struck a house in Winona.

Thunderstorm Wind in WABASHA, MINNESOTA
From 01-JUL-11 20:16:00 to 01-JUL-11 20:16:00 (CST-6)
Location: ELGIN
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Amateur radio operators measured a wind gust of 60 miles per hour in Elgin.