During the mid afternoon of the 31st, thunderstorms formed along a weak trough or wind shift line, which extended from Hallock to Fergus Falls. Temperatures in the mid 70s and dew points in the mid 50s near this boundary were enough to produce some large hail.

Hail in PENNINGTON, MINNESOTA
From 31-MAY-08 13:30:00 to 31-MAY-08 13:30:00 (CST-6)
Location: ST HILAIRE
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in POLK, MINNESOTA
From 31-MAY-08 14:40:00 to 31-MAY-08 14:40:00 (CST-6)
Location: MC INTOSH
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in MARSHALL, MINNESOTA
From 31-MAY-08 15:00:00 to 31-MAY-08 15:00:00 (CST-6)
Location: VIKING
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in BECKER, MINNESOTA
From 31-MAY-08 15:10:00 to 31-MAY-08 15:10:00 (CST-6)
Location: TWO INLETS
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in MAHNOMEN, MINNESOTA
From 31-MAY-08 15:20:00 to 31-MAY-08 15:20:00 (CST-6)
Location: NAYTAHWAUSH
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in HUBBARD, MINNESOTA
From 31-MAY-08 15:25:00 to 31-MAY-08 15:25:00 (CST-6)
Location: PARK RAPIDS
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in MAHNOMEN, MINNESOTA
From 31-MAY-08 15:30:00 to 31-MAY-08 15:50:00 (CST-6)
Location: NAYTAHWAUSH
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail fell in sheets and covered the ground.

Hail in CLEARWATER, MINNESOTA
From 31-MAY-08 15:55:00 to 31-MAY-08 15:55:00 (CST-6)
Location: ZERKEL
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

The hail fell along the Becker and Clearwater County line and highway 113.

Hail in BECKER, MINNESOTA
From 31-MAY-08 15:59:00 to 31-MAY-08 16:03:00 (CST-6)
Location: PINE PT AGENCY
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

The hail fell along the northeast shore of Big Elbow Lake.

Hail in MAHNOMEN, MINNESOTA
From 31-MAY-08 13:45:00 to 31-MAY-08 13:45:00 (CST-6)
Location: BEAULIEU
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

The fields looked white like cotton.

Hail in RED LAKE, MINNESOTA
From 31-MAY-08 13:48:00 to 31-MAY-08 13:48:00 (CST-6)
Location: PLUMMER
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in CLAY, MINNESOTA
From 31-MAY-08 14:05:00 to 31-MAY-08 14:05:00 (CST-6)
Location: HAWLEY MUNI ARPT
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in MAHNOMEN, MINNESOTA
From 31-MAY-08 14:14:00 to 31-MAY-08 14:20:00 (CST-6)
Location: MAHKONCE
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Hail fell throughout the Roy Lake area along the Clearwater and Mahnomen County line.

Hail in CLEARWATER, MINNESOTA
From 31-MAY-08 14:15:00 to 31-MAY-08 14:20:00 (CST-6)
Location: ZERKEL
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Hail covered the ground.

Hail in MAHNOMEN, MINNESOTA
From 31-MAY-08 14:15:00 to 31-MAY-08 14:15:00 (CST-6)
Location: NAYTAHWAUSH
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Hail in POLK, MINNESOTA
From 31-MAY-08 14:25:00 to 31-MAY-08 14:25:00 (CST-6)
Location: ERSKINE MUNI ARPT
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in CLEARWATER, MINNESOTA
From 31-MAY-08 14:35:00 to 31-MAY-08 14:40:00 (CST-6)
Location: ZERKEL
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in BECKER, MINNESOTA
From 31-MAY-08 16:20:00 to 31-MAY-08 16:20:00 (CST-6)
Location: TAMARAC REFUGE
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in RED LAKE, MINNESOTA
From 31-MAY-08 16:25:00 to 31-MAY-08 16:30:00 (CST-6)
Location: MARCOUX CORNERS
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

The ground was covered with hailstones near the Polk and Red Lake County line near Marcoux Corner.

Hail in POLK, MINNESOTA
From 31-MAY-08 16:29:00 to 31-MAY-08 16:29:00 (CST-6)
Location: DUGDALE
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

The hail fell near Marcoux Corner at the intersection of Polk and Red Lake Counties.

Hail in MAHNOMEN, MINNESOTA
From 31-MAY-08 17:15:00 to 31-MAY-08 17:15:00 (CST-6)
Location: BEJOU
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public