A small thunderstorm complex in eastern South Dakota moved into west central Minnesota during the late afternoon hours of Saturday June 26th.  This small complex of thunderstorms quickly became severe and bowed out across southern Minnesota during the late afternoon and evening hours. Numerous reports of high winds, large hail, and isolated tornadoes along the leading edge of this squall line/bow echo from far west-central Minnesota, near Canby, eastward across south central and portions of east central Minnesota, south of the Twin Cities. Flash flooding also became a concern as rainfall rates were as high as 1.5 inches per hour that caused several areas in southern Minnesota to have signficant street flooding that led to stalled cars.

Flash Flood in GOODHUE, MINNESOTA
From 26-JUN-10 22:00:00 to 27-JUN-10 01:00:00 (CST-6)
Location: TROUT BROOK
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Rainfall rates were so high, that several manhole covers were blown off in Red Wing, Minnesota.

Thunderstorm Wind in SIBLEY, MINNESOTA
From 26-JUN-10 19:35:00 to 26-JUN-10 19:36:00 (CST-6)
Location: GAYLORD
Magnitude: 52.00 EG
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Several trees and power lines were blown down near Gaylord, Minnesota.

Thunderstorm Wind in SCOTT, MINNESOTA
From 26-JUN-10 20:22:00 to 26-JUN-10 20:23:00 (CST-6)
Location: BLAKELEY
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A 52 knot wind gust was measured near Belle Plaine, Minnesota.

Flash Flood in HENNEPIN, MINNESOTA
From 26-JUN-10 22:00:00 to 27-JUN-10 01:00:00 (CST-6)
Location: BLOOMINGTON
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Flood waters were high enough to strand several cars east of Old Shakopee Road and France Avenue in Bloomington, Minnesota..

Flash Flood in RAMSEY, MINNESOTA
From 26-JUN-10 22:00:00 to 27-JUN-10 01:00:00 (CST-6)
Location: ST PAUL
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Significant street flooding was reported at Lexington Avenue, and Juiliet Road in St. Paul, Minnesota.

Thunderstorm Wind in SCOTT, MINNESOTA
From 26-JUN-10 20:27:00 to 26-JUN-10 20:28:00 (CST-6)
Location: BELLE PLAINE
Magnitude: 63.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

A Minnesota Department of Transportation Weather Station measured a wind gust of 63 knots.

Thunderstorm Wind in RICE, MINNESOTA
From 26-JUN-10 21:05:00 to 26-JUN-10 21:06:00 (CST-6)
Location: FARIBAULT
Magnitude: 52.00 EG
Property damage: 10.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Power lines were blown down in the city of Faribault, Minnesota.

Thunderstorm Wind in DAKOTA, MINNESOTA
From 26-JUN-10 20:55:00 to 26-JUN-10 20:57:00 (CST-6)
Location: LAKEVILLE AIRLAKE AR
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A tree was blown down in Lakeville, Minnesota.

Thunderstorm Wind in GOODHUE, MINNESOTA
From 26-JUN-10 21:40:00 to 26-JUN-10 21:41:00 (CST-6)
Location: VASA
Magnitude: 52.00 EG
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A few 4 to 6 inch diameter trees were blown down near Vasa, Minnesota.

Thunderstorm Wind in BROWN, MINNESOTA
From 26-JUN-10 19:12:00 to 26-JUN-10 19:16:00 (CST-6)
Location: NEW ULM ARPT
Magnitude: 57.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

The local airport at New Ulm, Minnesota, recorded a peak wind gust of 66 mph.  Other wind reports from supplemental weather stations around St. James, Madelia, and Lake Crystal, Minnesota, or across northern Watonwan, and western Blue Earth Counties, had sustained winds of 45 to 55 mph between 7:35 and 8:00 PM CST.

Thunderstorm Wind in MARTIN, MINNESOTA
From 26-JUN-10 20:10:00 to 26-JUN-10 20:11:00 (CST-6)
Location: FAIRMONT
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

A large tree was uprooted near South Park and Forest in Fairmont, Minnesota.

Flash Flood in WATONWAN, MINNESOTA
From 26-JUN-10 20:30:00 to 26-JUN-10 22:30:00 (CST-6)
Location: ST JAMES
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Significant street flooding occurred in St. James, Minnesota where several low areas were impassable. A Minnesota Department of Transportation Weather Station near Madelia, Minnesota estimated 4.90 inches of rainfall between 7:30 PM to 9:30 PM CST.

Flash Flood in BLUE EARTH, MINNESOTA
From 26-JUN-10 20:45:00 to 26-JUN-10 22:45:00 (CST-6)
Location: SOUTH BEND
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Several spotters across the southern part of Mankato, Minnesota reported water covering roadways due to excessive rainfall.

Thunderstorm Wind in BLUE EARTH, MINNESOTA
From 26-JUN-10 19:52:00 to 26-JUN-10 19:53:00 (CST-6)
Location: MANKATO
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Several large trees were uprooted and blocking the intersections of Warren and Highland near Mankato, Minnesota.

Tornado in SCOTT, MINNESOTA
From 26-JUN-10 20:35:00 to 26-JUN-10 20:39:00 (CST-6)
Location: ST PATRICK
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

The tornado struck several groves of trees, snapping some near the base. It also ripped the top of a silo, spreading tin into an adjacent field. A garage door was also pushed inward.

Flash Flood in SCOTT, MINNESOTA
From 26-JUN-10 22:00:00 to 27-JUN-10 01:00:00 (CST-6)
Location: SHAKOPEE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Several cars were stalled due to flood waters on County Road 83, and Valley View Road in Shakopee, Minnesota.

Thunderstorm Wind in LE SUEUR, MINNESOTA
From 26-JUN-10 20:15:00 to 26-JUN-10 20:15:00 (CST-6)
Location: HENDERSON STATION
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Several trees were blown down near Henderson, Minnesota.

Flash Flood in HENNEPIN, MINNESOTA
From 26-JUN-10 22:30:00 to 27-JUN-10 01:30:00 (CST-6)
Location: RICHFIELD
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Flood waters caused Nicollet Road South of American Blvd to close in Bloomington, Minnesota.

Tornado in LE SUEUR, MINNESOTA
From 26-JUN-10 20:20:00 to 26-JUN-10 20:22:00 (CST-6)
Location: NEW PRAGUE
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

Several dozen trees were broken, garage doors were dented in, and damage was done to siding, soffits, and shingles on numerous houses.

Tornado in LE SUEUR, MINNESOTA
From 26-JUN-10 20:11:00 to 26-JUN-10 20:12:00 (CST-6)
Location: LEXINGTON
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A brief tornado destroyed a chicken coop, partially took the roof off a shed, and broke several trees.

Thunderstorm Wind in LE SUEUR, MINNESOTA
From 26-JUN-10 20:10:00 to 26-JUN-10 20:12:00 (CST-6)
Location: CLEVELAND
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Several trees were blown down near Cleveland, Minnesota.

Tornado in FARIBAULT, MINNESOTA
From 26-JUN-10 20:47:00 to 26-JUN-10 20:48:00 (CST-6)
Location: WELLS
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

Numerous trees were broken, mostly in a cemetery on the west edge of Wells.

Tornado in FARIBAULT, MINNESOTA
From 26-JUN-10 20:38:00 to 26-JUN-10 20:39:00 (CST-6)
Location: EASTON
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

Several trees were broken, the roof was partially removed from a large shed, a grain bin was damaged, outbuildings sustained minor damage, and a narrow path was observed in an adjacent corn field.

Thunderstorm Wind in YELLOW MEDICINE, MINNESOTA
From 26-JUN-10 16:18:00 to 26-JUN-10 16:28:00 (CST-6)
Location: PORTER
Magnitude: 52.00 ES
Property damage: 15.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Several eight inch diameter trees were blown down from Porter, to approximately 4 miles east of Porter, Minnesota.  The City of Porter, had power outages due to power lines blown down.

Thunderstorm Wind in WASECA, MINNESOTA
From 26-JUN-10 20:44:00 to 26-JUN-10 20:45:00 (CST-6)
Location: WASECA
Magnitude: 52.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A trained spotter measured a wind gust of 52 knots near Waseca, Minnesota.

Thunderstorm Wind in REDWOOD, MINNESOTA
From 26-JUN-10 17:50:00 to 26-JUN-10 18:00:00 (CST-6)
Location: WABASSO
Magnitude: 61.00 EG
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Numerous trees were uprooted between Wabasso and Wanda, Minnesota. A large grain bin was also blown down near Wabasso, Minnesota.

Thunderstorm Wind in FARIBAULT, MINNESOTA
From 26-JUN-10 20:30:00 to 26-JUN-10 20:32:00 (CST-6)
Location: BLUE EARTH
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Numerous trees were blown down in the city of Blue Earth, Minnesota.

Tornado in FARIBAULT, MINNESOTA
From 26-JUN-10 20:24:00 to 26-JUN-10 20:28:00 (CST-6)
Location: GUCKEEN
Tornado F-scale: EF0
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

Dozens of trees were broken or uprooted, two grain bins were destroyed, an auger was moved, several sheds were damaged, and a granary was moved.

Thunderstorm Wind in FARIBAULT, MINNESOTA
From 26-JUN-10 20:48:00 to 26-JUN-10 20:50:00 (CST-6)
Location: WELLS
Magnitude: 55.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Storm Survey

A strong rear flank downdraft accompanied the Wells tornado.  The winds knocked down numerous trees, mostly in the south side of the city of Wells.

Hail in YELLOW MEDICINE, MINNESOTA
From 26-JUN-10 15:50:00 to 26-JUN-10 16:00:00 (CST-6)
Location: BURR
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Several reports of dime size hail, with the largest hail stone at 1.25 inches occurred southwest of Canby, Minnesota.

Flash Flood in RICE, MINNESOTA
From 26-JUN-10 21:00:00 to 27-JUN-10 00:00:00 (CST-6)
Location: FARIBAULT
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Significant street flooding was reported in Faribault, Minnesota.  Water was up to two foot in some locations, and covering major intersections.

Flash Flood in DAKOTA, MINNESOTA
From 26-JUN-10 21:30:00 to 27-JUN-10 00:30:00 (CST-6)
Location: BURNSVILLE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Very heavy rainfall, and the associated street flooding, caused numerous cars to be stranded across city streets from Burnsville to Lakeville, Minnesota.

Hail in RICE, MINNESOTA
From 26-JUN-10 20:55:00 to 26-JUN-10 20:55:00 (CST-6)
Location: MORRISTOWN
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Thunderstorm Wind in REDWOOD, MINNESOTA
From 26-JUN-10 17:33:00 to 26-JUN-10 17:45:00 (CST-6)
Location: MILROY
Magnitude: 56.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Numerous trees, some up to the ten inches in diameter, were blown down from near Milroy, east to Lucan, Minnesota.

Flash Flood in SCOTT, MINNESOTA
From 26-JUN-10 21:15:00 to 27-JUN-10 00:15:00 (CST-6)
Location: PRIOR LAKE
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Several streets in Prior Lake had major street flooding due to rainfall rates as high as two inches per hour.  It caused several cars to stall on Eagle Creek Road, and Grainwood Road.

Flash Flood in SCOTT, MINNESOTA
From 26-JUN-10 21:30:00 to 27-JUN-10 00:30:00 (CST-6)
Location: BLAKELEY
Flood cause: Heavy Rain
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Several retaining walls collapsed due to excessive rainfall amounts, and caused mud flows and logs to flow onto city streets.

Flash Flood in STEELE, MINNESOTA
From 26-JUN-10 21:15:00 to 27-JUN-10 00:15:00 (CST-6)
Location: OWATONNA
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Significant street flooding was reported in the south side of Owatonna, Minnesota.

Hail in REDWOOD, MINNESOTA
From 26-JUN-10 17:28:00 to 26-JUN-10 17:43:00 (CST-6)
Location: MILROY
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Several reports of quarter size hail occurred from Milroy to Lucan, Minnesota.

Thunderstorm Wind in FREEBORN, MINNESOTA
From 26-JUN-10 21:05:00 to 26-JUN-10 21:08:00 (CST-6)
Location: ALBERT LEA
Magnitude: 56.00 EG
Property damage: 50.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Numerous trees and power lines were blown down.