Thunderstorms with damaging winds moved across parts of southeast Minnesota during the afternoon of August 18th. Trees were damaged or blown down from the storms in Austin (Mower County) east to Rushford (Fillmore County). 60 to 65 mph wind gusts were estimated to have occurred in Hayfield (Dodge County), Rock Dell (Olmsted County) and Stewartville (Olmsted County) while a spotter measured a wind gust of 73 mph at the Preston airport (Fillmore County).

Thunderstorm Wind in DODGE, MINNESOTA
From 18-AUG-16 16:21:00 to 18-AUG-16 16:21:00 (CST-6)
Location: HAYFIELD
Magnitude: 52.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Emergency Manager

An estimated 60 mph wind gust occurred in Hayfield. The wind gust moved a gazebo and blew down a large tree.

Thunderstorm Wind in MOWER, MINNESOTA
From 18-AUG-16 15:51:00 to 18-AUG-16 15:51:00 (CST-6)
Location: MAPLEVIEW
Magnitude: 52.00 EG
Property damage: 1.00K
Crop damage: 0.00K
Reported by: Broadcast Media

A large tree was uprooted in Austin.

Thunderstorm Wind in OLMSTED, MINNESOTA
From 18-AUG-16 16:32:00 to 18-AUG-16 16:32:00 (CST-6)
Location: ROCK DELL
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

Estimated wind gusts of 60 to 65 mph occurred in Rock Dell.

Thunderstorm Wind in OLMSTED, MINNESOTA
From 18-AUG-16 16:48:00 to 18-AUG-16 16:48:00 (CST-6)
Location: STEWARTVILLE
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Fire Department/Rescue

An estimated 60 mph wind gust occurred in Stewartville.

Hail in FILLMORE, MINNESOTA
From 18-AUG-16 16:44:00 to 18-AUG-16 16:44:00 (CST-6)
Location: CHERRY GROVE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter sized hail was reported in Cherry Grove.

Thunderstorm Wind in FILLMORE, MINNESOTA
From 18-AUG-16 16:24:00 to 18-AUG-16 16:24:00 (CST-6)
Location: SPRING VLY
Magnitude: 52.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Lots of trees were blown down northwest of Spring Valley.

Thunderstorm Wind in DODGE, MINNESOTA
From 18-AUG-16 15:43:00 to 18-AUG-16 15:43:00 (CST-6)
Location: HAYFIELD
Magnitude: 52.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Trees were blown down in the extreme southwest part of Dodge County west of Hayfield.

Thunderstorm Wind in FILLMORE, MINNESOTA
From 18-AUG-16 17:09:00 to 18-AUG-16 17:09:00 (CST-6)
Location: PRESTON FLLMR ARPT
Magnitude: 63.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A 73 mph wind gust occurred at the Preston airport.

Thunderstorm Wind in FILLMORE, MINNESOTA
From 18-AUG-16 17:01:00 to 18-AUG-16 17:01:00 (CST-6)
Location: CARINONA
Magnitude: 52.00 EG
Property damage: 4.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Numerous trees were blown down or damaged west of Preston.

Thunderstorm Wind in FILLMORE, MINNESOTA
From 18-AUG-16 17:13:00 to 18-AUG-16 17:13:00 (CST-6)
Location: RUSHFORD
Magnitude: 56.00 EG
Property damage: 5.00K
Crop damage: 0.00K
Reported by: Trained Spotter

An estimated 65 mph wind gust occurred in Rushford that blew down trees and power lines. Some pea sized hail also occurred.

Thunderstorm Wind in MOWER, MINNESOTA
From 18-AUG-16 15:50:00 to 18-AUG-16 15:50:00 (CST-6)
Location: MAPLEVIEW
Magnitude: 52.00 EG
Property damage: 0.50K
Crop damage: 0.00K
Reported by: Law Enforcement

Large tree branches were blown down in Mapleview.

Thunderstorm Wind in MOWER, MINNESOTA
From 18-AUG-16 16:45:00 to 18-AUG-16 16:45:00 (CST-6)
Location: RACINE
Magnitude: 52.00 EG
Property damage: 60.00K
Crop damage: 0.00K
Reported by: Broadcast Media

A 32' x 172' dairy barn was blown down near Racine and another outbuilding was damaged.