A low pressure system deepened over northern Minnesota and set the Minnesota state record for the lowest recorded barometric pressure. This system was responsible for high winds across portions of southeast Minnesota in the morning hours of October 26th and the daytime hours of the 27th. Sustained wind speeds of 30 to 40 miles per hour were measured at the airports in Rochester (Olmsted), Austin (Mower) and Dodge Center (Dodge). A peak wind gust of 63 miles per hour was measured two miles southeast of Eyota (Olmsted) from the Minnesota Department of Transportation automated weather observing equipment. The high winds knocked down several trees, some onto power lines, and damaged building roofs.

High Wind in FILLMORE, MINNESOTA
From 26-OCT-10 11:00:00 to 27-OCT-10 16:45:00 (CST-6)
Magnitude: 56.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Several trees were blown down across the county.  After winds gusted to 61 mph in the Spring Valley area at 11:15 p.m. CST on October 26th, a peak gust of 64 mph was recorded at 9:14 a.m. CST (10:14 a.m. CDT) on October 27th.  Another peak gust of 58 mph occurred near Canton at 10:15 a.m. CST (11:15 a.m. CDT) on October 27th.  At Preston, top wind gusts occurred at 9:36 a.m. CST (10:36 a.m. CDT) on October 27th with a gust of 49 mph.

High Wind in WABASHA, MINNESOTA
From 26-OCT-10 11:25:00 to 27-OCT-10 16:40:00 (CST-6)
Magnitude: 52.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Broadcast Media

A semi truck was blown over along highway 63 near the Olmsted county line.

High Wind in WINONA, MINNESOTA
From 26-OCT-10 12:00:00 to 27-OCT-10 17:00:00 (CST-6)
Magnitude: 52.00 EG
Property damage: 4.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Trees were blown down in the St. Charles city park and along State Highway 74.  A peak wind gust was recorded in Winona of 41 mph at 8:54 p.m. CST (9:54 p.m. CDT) during the evening of October 26th.

High Wind in MOWER, MINNESOTA
From 26-OCT-10 10:45:00 to 27-OCT-10 16:00:00 (CST-6)
Magnitude: 52.00 EG
Property damage: 6.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Trees and power lines were blown down in the city of Austin.  The broadcast media also reported a roof blown off a building in Austin while wind gusts hit 47 mph several times (1315, 1335, and 1855 GMT) on October 27th at the Austin Municipal Airport.

High Wind in OLMSTED, MINNESOTA
From 26-OCT-10 11:15:00 to 27-OCT-10 16:30:00 (CST-6)
Magnitude: 55.00 EG
Property damage: 7.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Sporadic power outages were reported along with trees and power lines blown down across the county and the roof to an apartment building was damaged in Rochester.  Winds gusted to 58 mph at the Rochester International Airport at 12:19 a.m. CST (1:19 a.m. CDT) and 63 mph in the Eyota area at 3:21 a.m. CST (4:21 a.m. CDT) on October 27th.

High Wind in DODGE, MINNESOTA
From 26-OCT-10 11:15:00 to 27-OCT-10 15:30:00 (CST-6)
Magnitude: 52.00 EG
Property damage: 8.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A small shed was blown down in the city of Mantorville, several trees were downed in various parts of the county and sheet metal fencing was blown down at the fairgrounds.  Winds gusted to 56 mph at Dodge Center at 5:55 a.m. CST (6:55 a.m. CDT) on October 27th.

High Wind in HOUSTON, MINNESOTA
From 26-OCT-10 12:00:00 to 27-OCT-10 16:35:00 (CST-6)
Magnitude: 52.00 EG
Property damage: 3.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A tree was blown down on a shed and horse trailer.