Severe thunderstorms developed along a cold front that dropped south across southeast Iowa and northwest Illinois during the afternoon hours of Wednesday, April 8, 2020. Very large hail was reported with some of the severe storms. The hardest hit areas were parts of southeast Iowa and west central Illinois, where hail stones of golf ball to softball sized were reported. Other areas that got storms saw copious amounts of small hail which covered the ground.
This was the second event of back to back days with very large hail in April 2020.

Hail in ROCK ISLAND, ILLINOIS
From 08-APR-20 03:30:00 to 08-APR-20 03:30:00 (CST-6)
Location: BUFFALO PRAIRIE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in HANCOCK, ILLINOIS
From 08-APR-20 14:24:00 to 08-APR-20 14:24:00 (CST-6)
Location: NAUVOO
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in HANCOCK, ILLINOIS
From 08-APR-20 14:25:00 to 08-APR-20 14:25:00 (CST-6)
Location: NAUVOO
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in HANCOCK, ILLINOIS
From 08-APR-20 14:28:00 to 08-APR-20 14:30:00 (CST-6)
Location: NAUVOO
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in HENDERSON, ILLINOIS
From 08-APR-20 14:31:00 to 08-APR-20 14:31:00 (CST-6)
Location: SHOKOKON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in HENDERSON, ILLINOIS
From 08-APR-20 14:44:00 to 08-APR-20 14:44:00 (CST-6)
Location: CARMAN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in MCDONOUGH, ILLINOIS
From 08-APR-20 14:55:00 to 08-APR-20 14:55:00 (CST-6)
Location: MACOMB
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Received through social media.

Hail in HANCOCK, ILLINOIS
From 08-APR-20 14:59:00 to 08-APR-20 14:59:00 (CST-6)
Location: FOUNTAIN GREEN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Received through social media.

Hail in MCDONOUGH, ILLINOIS
From 08-APR-20 15:00:00 to 08-APR-20 15:10:00 (CST-6)
Location: BLANDINSVILLE
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

The hail covered the ground and lasted 10 minutes.

Hail in WARREN, ILLINOIS
From 08-APR-20 15:00:00 to 08-APR-20 15:00:00 (CST-6)
Location: COLDBROOK
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

The time was estimated from radar.

Hail in MCDONOUGH, ILLINOIS
From 08-APR-20 15:05:00 to 08-APR-20 15:05:00 (CST-6)
Location: MACOMB
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Nickel hail covered the ground.

Hail in MCDONOUGH, ILLINOIS
From 08-APR-20 15:09:00 to 08-APR-20 15:09:00 (CST-6)
Location: COLCHESTER
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in MCDONOUGH, ILLINOIS
From 08-APR-20 15:10:00 to 08-APR-20 15:10:00 (CST-6)
Location: MACOMB
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in MCDONOUGH, ILLINOIS
From 08-APR-20 15:11:00 to 08-APR-20 15:11:00 (CST-6)
Location: GOOD HOPE
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in MCDONOUGH, ILLINOIS
From 08-APR-20 15:12:00 to 08-APR-20 15:12:00 (CST-6)
Location: BARDOLPH
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in MCDONOUGH, ILLINOIS
From 08-APR-20 15:15:00 to 08-APR-20 15:15:00 (CST-6)
Location: PENNINGTON PT
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in HANCOCK, ILLINOIS
From 08-APR-20 15:25:00 to 08-APR-20 15:25:00 (CST-6)
Location: AUGUSTA
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Dime to quarter size hail reported.

Hail in ROCK ISLAND, ILLINOIS
From 08-APR-20 15:30:00 to 08-APR-20 15:30:00 (CST-6)
Location: BUFFALO PRAIRIE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Dime to quarter size hail reported.

Hail in MERCER, ILLINOIS
From 08-APR-20 15:32:00 to 08-APR-20 15:32:00 (CST-6)
Location: BODEN
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Received through social media.

Hail in HENRY, ILLINOIS
From 08-APR-20 15:54:00 to 08-APR-20 15:54:00 (CST-6)
Location: GALVA
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

City of Galva volunteer emergency management reported pea to quarter size hail.

Thunderstorm Wind in MCDONOUGH, ILLINOIS
From 08-APR-20 15:15:00 to 08-APR-20 15:15:00 (CST-6)
Location: PENNINGTON PT
Magnitude: 56.00 MG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A spotter measured winds of 65 mph winds.