Elevated thunderstorms developed north of a warm front.  The storms produced lots of large hail.  Some of the hail stones were baseball size.

Hail in COLE, MISSOURI
From 19-APR-11 02:13:00 to 19-APR-11 02:13:00 (CST-6)
Location: LOHMAN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in MONITEAU, MISSOURI
From 19-APR-11 02:18:00 to 19-APR-11 02:18:00 (CST-6)
Location: CALIFORNIA
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in COLE, MISSOURI
From 19-APR-11 02:18:00 to 19-APR-11 02:18:00 (CST-6)
Location: ST MARTIN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in CALLAWAY, MISSOURI
From 19-APR-11 02:48:00 to 19-APR-11 02:48:00 (CST-6)
Location: NEW BLOOMFIELD
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in COLE, MISSOURI
From 19-APR-11 02:50:00 to 19-APR-11 02:50:00 (CST-6)
Location: COLE JCT
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in BOONE, MISSOURI
From 19-APR-11 03:05:00 to 19-APR-11 03:05:00 (CST-6)
Location: COLUMBIA
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in CALLAWAY, MISSOURI
From 19-APR-11 03:05:00 to 19-APR-11 03:05:00 (CST-6)
Location: HOLTS SUMMIT
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in PIKE, MISSOURI
From 19-APR-11 03:20:00 to 19-APR-11 03:20:00 (CST-6)
Location: BOWLING GREEN
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Hail in PIKE, MISSOURI
From 19-APR-11 03:33:00 to 19-APR-11 03:33:00 (CST-6)
Location: LOUISIANA
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Hail in RALLS, MISSOURI
From 19-APR-11 03:44:00 to 19-APR-11 03:44:00 (CST-6)
Location: PERRY
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in GASCONADE, MISSOURI
From 19-APR-11 03:20:00 to 19-APR-11 03:20:00 (CST-6)
Location: ROSEBUD
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Hail in GASCONADE, MISSOURI
From 19-APR-11 03:00:00 to 19-APR-11 03:00:00 (CST-6)
Location: PERSHING
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in CALLAWAY, MISSOURI
From 19-APR-11 03:40:00 to 19-APR-11 03:40:00 (CST-6)
Location: MC CREDIE
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in MONTGOMERY, MISSOURI
From 19-APR-11 04:00:00 to 19-APR-11 04:00:00 (CST-6)
Location: MC KITTRICK
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in FRANKLIN, MISSOURI
From 19-APR-11 04:02:00 to 19-APR-11 04:02:00 (CST-6)
Location: CAMPBELLTON
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in FRANKLIN, MISSOURI
From 19-APR-11 04:00:00 to 19-APR-11 04:00:00 (CST-6)
Location: NEW HAVEN
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in FRANKLIN, MISSOURI
From 19-APR-11 04:27:00 to 19-APR-11 04:27:00 (CST-6)
Location: BEAUFORT
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in FRANKLIN, MISSOURI
From 19-APR-11 04:30:00 to 19-APR-11 04:30:00 (CST-6)
Location: SULLIVAN
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in FRANKLIN, MISSOURI
From 19-APR-11 04:35:00 to 19-APR-11 04:35:00 (CST-6)
Location: WASHINGTON
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in FRANKLIN, MISSOURI
From 19-APR-11 04:52:00 to 19-APR-11 04:52:00 (CST-6)
Location: LONEDELL
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in WASHINGTON, MISSOURI
From 19-APR-11 05:05:00 to 19-APR-11 05:05:00 (CST-6)
Location: RICHWOODS
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in JEFFERSON, MISSOURI
From 19-APR-11 05:09:00 to 19-APR-11 05:12:00 (CST-6)
Location: BYRNESVILLE
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Quarter to golfball sized hail fell for three minutes.

Hail in JEFFERSON, MISSOURI
From 19-APR-11 05:20:00 to 19-APR-11 05:20:00 (CST-6)
Location: HILLSBORO
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in ST. LOUIS, MISSOURI
From 19-APR-11 05:21:00 to 19-APR-11 05:21:00 (CST-6)
Location: SOUTH BELLEFONTAINE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in ST. CHARLES, MISSOURI
From 19-APR-11 04:42:00 to 19-APR-11 04:42:00 (CST-6)
Location: NEW MELLE
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in ST. LOUIS, MISSOURI
From 19-APR-11 05:37:00 to 19-APR-11 05:37:00 (CST-6)
Location: OVERLAND
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in ST. CHARLES, MISSOURI
From 19-APR-11 05:37:00 to 19-APR-11 05:37:00 (CST-6)
Location: ST CHARLES
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in ST. LOUIS (C), MISSOURI
From 19-APR-11 05:42:00 to 19-APR-11 05:42:00 (CST-6)
Location: ST LOUIS
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in ST. LOUIS, MISSOURI
From 19-APR-11 05:36:00 to 19-APR-11 05:36:00 (CST-6)
Location: NATURAL BRIDGE JCT
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in ST. LOUIS, MISSOURI
From 19-APR-11 05:41:00 to 19-APR-11 05:41:00 (CST-6)
Location: FLORISSANT
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: CoCoRaHS

Thunderstorm Wind in ST. LOUIS, MISSOURI
From 19-APR-11 05:48:00 to 19-APR-11 05:48:00 (CST-6)
Location: SPANISH LAKE
Magnitude: 52.00 EG
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Thunderstorm winds caused minor roof damage to a church.

Hail in COLE, MISSOURI
From 19-APR-11 02:21:00 to 19-APR-11 02:30:00 (CST-6)
Location: JEFFERSON CITY
Magnitude: 2.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in WARREN, MISSOURI
From 19-APR-11 04:34:00 to 19-APR-11 04:38:00 (CST-6)
Location: DUTZOW
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in JEFFERSON, MISSOURI
From 19-APR-11 05:31:00 to 19-APR-11 05:35:00 (CST-6)
Location: HERCULANEUM
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in JEFFERSON, MISSOURI
From 19-APR-11 05:30:00 to 19-APR-11 05:35:00 (CST-6)
Location: FESTUS
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in ST. LOUIS, MISSOURI
From 19-APR-11 05:42:00 to 19-APR-11 05:43:00 (CST-6)
Location: FERGUSON
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in JEFFERSON, MISSOURI
From 19-APR-11 05:18:00 to 19-APR-11 05:27:00 (CST-6)
Location: HILLSBORO
Magnitude: 2.50 
Property damage: 32.00K
Crop damage: 0.00K
Reported by: Trained Spotter

A large swath of one and three quarter to two and a half inch diameter hail fell in the Hillsboro area.  One home sustained a broken window from the large hail.  Also, eleven county vehicles were damaged by the large hail, in some cases knocking both the front and rear windshields out.

Hail in JEFFERSON, MISSOURI
From 19-APR-11 05:29:00 to 19-APR-11 05:32:00 (CST-6)
Location: MAPAVILLE
Magnitude: 2.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail up to baseball size fell in the Mapaville area.  Several cars had their windshields destroyed by the hail.

Hail in FRANKLIN, MISSOURI
From 19-APR-11 04:16:00 to 19-APR-11 04:18:00 (CST-6)
Location: WASHINGTON
Magnitude: 1.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in ST. LOUIS, MISSOURI
From 19-APR-11 05:48:00 to 19-APR-11 05:48:00 (CST-6)
Location: SPANISH LAKE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager