Low pressure over central Minnesota brought tropical moisture into northeast Minnesota.  A cold front, over Saskatchewan that morning, triggered slow moving thunderstorms with heavy rain.. Rainfall of 2 to 4 inches overnight and through the day was common. There were reports of an inch an hour rainfall.

Heavy Rain in LAKE, MINNESOTA
From 27-JUN-11 19:30:00 to 27-JUN-11 19:30:00 (CST-6)
Location: SILVER BAY
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Rainfall was received in the past hour and a half.

Heavy Rain in COOK, MINNESOTA
From 27-JUN-11 20:09:00 to 27-JUN-11 20:09:00 (CST-6)
Location: MARAIS
Property damage: 0.00K
Crop damage: 0.00K
Reported by: AWOS

Almost an inch of rain fell within 45 minutes.

Thunderstorm Wind in ITASCA, MINNESOTA
From 27-JUN-11 07:40:00 to 27-JUN-11 07:40:00 (CST-6)
Location: GRAND RAPIDS ARPT
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Large trees were blown down in the Grand Rapids area.

Thunderstorm Wind in ITASCA, MINNESOTA
From 27-JUN-11 07:58:00 to 27-JUN-11 07:58:00 (CST-6)
Location: NASHWAUK
Magnitude: 50.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Trees were blown down on County Roads 8 and 56 near Nashwauk.  A few trees fell on power lines, with power outages in the Grand Rapids area and to the east near Nashwauk, Pengilly and Warba.

Heavy Rain in ITASCA, MINNESOTA
From 27-JUN-11 10:00:00 to 27-JUN-11 10:00:00 (CST-6)
Location: GRAND RAPIDS
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Three inches of rain fell in 18 hours, but most fell between 700 AM and 900 AM CST.

Flash Flood in ST. LOUIS, MINNESOTA
From 27-JUN-11 08:20:00 to 27-JUN-11 08:20:00 (CST-6)
Location: STURGEON
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Water was running over County Highway 22 about 1.5 miles west of Highway 73.

Flash Flood in COOK, MINNESOTA
From 27-JUN-11 20:15:00 to 27-JUN-11 20:15:00 (CST-6)
Location: TACONITE HARBOR
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: County Official

Water covered State Highway 61 between County Road 6 and the Manitou River.

Heavy Rain in ITASCA, MINNESOTA
From 27-JUN-11 09:00:00 to 27-JUN-11 09:00:00 (CST-6)
Location: MARCELL
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Heavy rainfall of 2.84 inches was reported at a private weather station.

Flash Flood in ITASCA, MINNESOTA
From 27-JUN-11 08:15:00 to 27-JUN-11 08:15:00 (CST-6)
Location: MARCELL
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Highway 45 was partially washed out between County Road 7 and State Highway 38.

Heavy Rain in ST. LOUIS, MINNESOTA
From 27-JUN-11 08:00:00 to 27-JUN-11 09:00:00 (CST-6)
Location: ORR
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

One hour rainfall of 1.24 inches was reported.

Heavy Rain in ITASCA, MINNESOTA
From 27-JUN-11 10:00:00 to 27-JUN-11 10:00:00 (CST-6)
Location: MACK
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Three inches of rain fell in 18 hours. Most of the rain fell between 0700 and 0900 AM CST.

Heavy Rain in ITASCA, MINNESOTA
From 27-JUN-11 16:30:00 to 27-JUN-11 16:30:00 (CST-6)
Location: BIGFORK
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Five and a quarter inches of rain fell since the previous night.

Heavy Rain in ITASCA, MINNESOTA
From 27-JUN-11 16:44:00 to 27-JUN-11 16:44:00 (CST-6)
Location: TACONITE
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Rainfall of 3.15 inches was reported.

Heavy Rain in ST. LOUIS, MINNESOTA
From 27-JUN-11 16:52:00 to 27-JUN-11 16:52:00 (CST-6)
Location: VERMILLION
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Two inches of rain fell overnight and 3.4 inches fell since since 5 am CST.

Heavy Rain in LAKE, MINNESOTA
From 27-JUN-11 19:05:00 to 27-JUN-11 19:05:00 (CST-6)
Location: LITTLE MARAIS
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Nearly three-quarters of an inch of rain fell in one and a half hours.

Flash Flood in ITASCA, MINNESOTA
From 27-JUN-11 07:45:00 to 27-JUN-11 07:45:00 (CST-6)
Location: TOGO
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Roads were inundated in the Bear Lake area.

Heavy Rain in ITASCA, MINNESOTA
From 27-JUN-11 10:00:00 to 27-JUN-11 10:00:00 (CST-6)
Location: COHASSET
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Rainfall of 2.3 inches was measured in the past 18 hours; most fell between 700 AM and 0900 AM CST.