Two lines of severe thunderstorms moved across southeast Minnesota during the afternoon and evening of May 17th. This was the third day in a row that severe weather impacted the area. The storms produced two weak tornadoes. An EF-0 tornado produced isolated minor damage in Plainview (Wabasha County) and another EF-0 tornado caused tree and roof damage in Elgin (Wabasha County). A 66 mph wind gust was measured in Rochester (Olmsted County) and walnut sized hail fell in Mazeppa (Wabasha County).

Hail in WABASHA, MINNESOTA
From 17-MAY-17 18:54:00 to 17-MAY-17 18:54:00 (CST-6)
Location: MAZEPPA
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Up to walnut sized hail fell in Mazeppa.

Hail in WINONA, MINNESOTA
From 17-MAY-17 15:23:00 to 17-MAY-17 15:23:00 (CST-6)
Location: ALTURA
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Tornado in WABASHA, MINNESOTA
From 17-MAY-17 15:29:00 to 17-MAY-17 15:30:00 (CST-6)
Location: PLAINVIEW
Tornado F-scale: EF0
Property damage: 10.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

An EF-0 tornado produced spotty damage in Plainview. The backside of a metal shed was blown down, part of roof was taken off a storage building and the batting cage at a baseball field was destroyed.

Hail in WINONA, MINNESOTA
From 17-MAY-17 15:55:00 to 17-MAY-17 15:55:00 (CST-6)
Location: NODINE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Quarter sized hail fell north of New Hartford.

Thunderstorm Wind in MOWER, MINNESOTA
From 17-MAY-17 17:56:00 to 17-MAY-17 17:56:00 (CST-6)
Location: GRAND MEADOW
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

An estimated 60 mph wind gust occurred east of Grand Meadow.

Thunderstorm Wind in FILLMORE, MINNESOTA
From 17-MAY-17 17:56:00 to 17-MAY-17 17:56:00 (CST-6)
Location: SPRING VLY
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

An estimated 60 mph wind gust occurred in Spring Valley.

Hail in FILLMORE, MINNESOTA
From 17-MAY-17 18:00:00 to 17-MAY-17 18:00:00 (CST-6)
Location: WYKOFF
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in OLMSTED, MINNESOTA
From 17-MAY-17 18:21:00 to 17-MAY-17 18:21:00 (CST-6)
Location: ROCHESTER
Magnitude: 56.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A 64 mph wind gust occurred in Rochester.

Hail in HOUSTON, MINNESOTA
From 17-MAY-17 18:31:00 to 17-MAY-17 18:31:00 (CST-6)
Location: HOUSTON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Quarter sized hail fell in Houston.

Thunderstorm Wind in OLMSTED, MINNESOTA
From 17-MAY-17 18:11:00 to 17-MAY-17 18:11:00 (CST-6)
Location: (RST)ROCHESTER MUNI
Magnitude: 57.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: ASOS

The automated weather observing equipment at the Rochester airport measured a wind gust of 66 mph.

Hail in WINONA, MINNESOTA
From 17-MAY-17 15:47:00 to 17-MAY-17 15:47:00 (CST-6)
Location: NODINE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Quarter sized hail was reported in Nodine.

Thunderstorm Wind in WINONA, MINNESOTA
From 17-MAY-17 15:19:00 to 17-MAY-17 15:19:00 (CST-6)
Location: ALTURA
Magnitude: 40.00 EG
Property damage: 2.00K
Crop damage: 0.00K
Reported by: Public

A few trees were blown down in Altura.

Tornado in WABASHA, MINNESOTA
From 17-MAY-17 18:35:00 to 17-MAY-17 18:36:00 (CST-6)
Location: ELGIN
Tornado F-scale: EF0
Property damage: 10.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

An EF-0 tornado briefly touched down in Elgin. It produced a short path of tree and roof shingle damage.

Hail in HOUSTON, MINNESOTA
From 17-MAY-17 15:29:00 to 17-MAY-17 15:29:00 (CST-6)
Location: HOUSTON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Quarter sized hail fell in Houston.