A warm front lifting northward into central Illinois triggered numerous supercell thunderstorms during the afternoon of May 28th.  Many of the storms produced large hail, with stones as large as golfballs being reported across parts of Morgan, Sangamon, and Coles counties.

Hail in SCOTT, ILLINOIS
From 28-MAY-11 12:42:00 to 28-MAY-11 12:43:00 (CST-6)
Location: WINCHESTER
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in MORGAN, ILLINOIS
From 28-MAY-11 12:53:00 to 28-MAY-11 12:54:00 (CST-6)
Location: JACKSONVILLE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Hail in MORGAN, ILLINOIS
From 28-MAY-11 12:55:00 to 28-MAY-11 12:56:00 (CST-6)
Location: JACKSONVILLE
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Hail in COLES, ILLINOIS
From 28-MAY-11 15:04:00 to 28-MAY-11 15:05:00 (CST-6)
Location: CHARLESTON
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in COLES, ILLINOIS
From 28-MAY-11 15:08:00 to 28-MAY-11 15:09:00 (CST-6)
Location: CHARLESTON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in EDGAR, ILLINOIS
From 28-MAY-11 15:30:00 to 28-MAY-11 15:31:00 (CST-6)
Location: PARIS
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Hail in SANGAMON, ILLINOIS
From 28-MAY-11 13:27:00 to 28-MAY-11 13:28:00 (CST-6)
Location: LELAND GROVE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Hail in SANGAMON, ILLINOIS
From 28-MAY-11 13:30:00 to 28-MAY-11 13:31:00 (CST-6)
Location: SPRINGFIELD
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in SANGAMON, ILLINOIS
From 28-MAY-11 13:32:00 to 28-MAY-11 13:33:00 (CST-6)
Location: GRANDVIEW
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in SANGAMON, ILLINOIS
From 28-MAY-11 13:35:00 to 28-MAY-11 13:36:00 (CST-6)
Location: GRANDVIEW
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in COLES, ILLINOIS
From 28-MAY-11 14:59:00 to 28-MAY-11 15:00:00 (CST-6)
Location: CAMPBELL
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in SANGAMON, ILLINOIS
From 28-MAY-11 13:37:00 to 28-MAY-11 13:38:00 (CST-6)
Location: SPRINGFIELD ARPT
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Hail in SANGAMON, ILLINOIS
From 28-MAY-11 13:40:00 to 28-MAY-11 13:41:00 (CST-6)
Location: RIVERTON
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Mesonet

Hail in STARK, ILLINOIS
From 28-MAY-11 13:54:00 to 28-MAY-11 13:55:00 (CST-6)
Location: TOULON
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in SHELBY, ILLINOIS
From 28-MAY-11 14:03:00 to 28-MAY-11 14:04:00 (CST-6)
Location: OCONEE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in MENARD, ILLINOIS
From 28-MAY-11 14:07:00 to 28-MAY-11 14:08:00 (CST-6)
Location: TALLULA
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Storm Chaser

Hail in SHELBY, ILLINOIS
From 28-MAY-11 14:10:00 to 28-MAY-11 14:11:00 (CST-6)
Location: TOWER HILL
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in SHELBY, ILLINOIS
From 28-MAY-11 14:20:00 to 28-MAY-11 14:21:00 (CST-6)
Location: LAKEWOOD
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in VERMILION, ILLINOIS
From 28-MAY-11 16:15:00 to 28-MAY-11 16:16:00 (CST-6)
Location: HOOPESTON
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Lightning in CHAMPAIGN, ILLINOIS
From 28-MAY-11 14:50:00 to 28-MAY-11 14:50:00 (CST-6)
Location: PHILO
Property damage: 20.00K
Crop damage: 0.00K
Reported by: Newspaper

A late afternoon thunderstorm produced a lightning strike which damaged a garage and automobile. The vehicle sustained minor damage, but the garage and its contents had major fire damage.

Hail in COLES, ILLINOIS
From 28-MAY-11 14:43:00 to 28-MAY-11 14:44:00 (CST-6)
Location: AETNA
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager