A cold front moved through the region triggering severe thunderstorms.  Numerous reports of hail were received, as well as some flash flooding.

Hail in KNOX, MISSOURI
From 03-APR-07 05:05:00 to 03-APR-07 05:05:00 (CST-6)
Location: LOCUST HILL
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in ST. LOUIS, MISSOURI
From 03-APR-07 13:45:00 to 03-APR-07 13:45:00 (CST-6)
Location: (STL)LAMBERT FLD ST
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

Hail in WASHINGTON, MISSOURI
From 03-APR-07 13:45:00 to 03-APR-07 13:45:00 (CST-6)
Location: POTOSI
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in STE. GENEVIEVE, MISSOURI
From 03-APR-07 13:55:00 to 03-APR-07 13:55:00 (CST-6)
Location: STE GENEVIEVE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Hail in REYNOLDS, MISSOURI
From 03-APR-07 13:55:00 to 03-APR-07 13:55:00 (CST-6)
Location: CENTERVILLE
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in REYNOLDS, MISSOURI
From 03-APR-07 14:05:00 to 03-APR-07 14:05:00 (CST-6)
Location: ELLINGTON
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in ST. FRANCOIS, MISSOURI
From 03-APR-07 14:15:00 to 03-APR-07 14:15:00 (CST-6)
Location: PARK HILLS
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Hail in ST. FRANCOIS, MISSOURI
From 03-APR-07 14:20:00 to 03-APR-07 14:20:00 (CST-6)
Location: LEADINGTON
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in WASHINGTON, MISSOURI
From 03-APR-07 14:25:00 to 03-APR-07 14:25:00 (CST-6)
Location: POTOSI
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in WASHINGTON, MISSOURI
From 03-APR-07 14:25:00 to 03-APR-07 14:25:00 (CST-6)
Location: POTOSI
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in ST. FRANCOIS, MISSOURI
From 03-APR-07 14:30:00 to 03-APR-07 14:30:00 (CST-6)
Location: LEADWOOD
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in IRON, MISSOURI
From 03-APR-07 14:35:00 to 03-APR-07 14:35:00 (CST-6)
Location: ANNAPOLIS
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in BOONE, MISSOURI
From 03-APR-07 07:30:00 to 03-APR-07 07:30:00 (CST-6)
Location: COLUMBIA
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in BOONE, MISSOURI
From 03-APR-07 07:35:00 to 03-APR-07 07:35:00 (CST-6)
Location: COLUMBIA
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in BOONE, MISSOURI
From 03-APR-07 07:35:00 to 03-APR-07 07:35:00 (CST-6)
Location: COLUMBIA
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Broadcast Media

Hail in JEFFERSON, MISSOURI
From 03-APR-07 12:30:00 to 03-APR-07 12:30:00 (CST-6)
Location: HILLSBORO
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in JEFFERSON, MISSOURI
From 03-APR-07 12:30:00 to 03-APR-07 12:30:00 (CST-6)
Location: HILLSBORO
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in GASCONADE, MISSOURI
From 03-APR-07 12:30:00 to 03-APR-07 12:30:00 (CST-6)
Location: OWENSVILLE
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in WASHINGTON, MISSOURI
From 03-APR-07 12:35:00 to 03-APR-07 12:35:00 (CST-6)
Location: RICHWOODS
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in GASCONADE, MISSOURI
From 03-APR-07 12:40:00 to 03-APR-07 12:40:00 (CST-6)
Location: GASCONADE
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in JEFFERSON, MISSOURI
From 03-APR-07 12:40:00 to 03-APR-07 12:40:00 (CST-6)
Location: HIGH RIDGE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in JEFFERSON, MISSOURI
From 03-APR-07 12:45:00 to 03-APR-07 12:45:00 (CST-6)
Location: FESTUS
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in JEFFERSON, MISSOURI
From 03-APR-07 13:00:00 to 03-APR-07 13:00:00 (CST-6)
Location: HILLSBORO
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in REYNOLDS, MISSOURI
From 03-APR-07 13:10:00 to 03-APR-07 13:10:00 (CST-6)
Location: WEST FORK
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

The Highway Patrol reported penny sized hail in Bunker.

Hail in WASHINGTON, MISSOURI
From 03-APR-07 13:10:00 to 03-APR-07 13:10:00 (CST-6)
Location: OLD MINES
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Hail in ST. CHARLES, MISSOURI
From 03-APR-07 13:10:00 to 03-APR-07 13:10:00 (CST-6)
Location: O FALLON
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

Hail in REYNOLDS, MISSOURI
From 03-APR-07 14:40:00 to 03-APR-07 14:40:00 (CST-6)
Location: OATES
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in MADISON, MISSOURI
From 03-APR-07 14:45:00 to 03-APR-07 14:45:00 (CST-6)
Location: SACO
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in ST. FRANCOIS, MISSOURI
From 03-APR-07 14:45:00 to 03-APR-07 14:45:00 (CST-6)
Location: DOE RUN
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in ST. FRANCOIS, MISSOURI
From 03-APR-07 14:50:00 to 03-APR-07 14:50:00 (CST-6)
Location: FARMINGTON ARPT
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in BOONE, MISSOURI
From 03-APR-07 07:45:00 to 03-APR-07 07:45:00 (CST-6)
Location: COLUMBIA
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in CALLAWAY, MISSOURI
From 03-APR-07 11:35:00 to 03-APR-07 11:35:00 (CST-6)
Location: NEW BLOOMFIELD
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Hail in COLE, MISSOURI
From 03-APR-07 11:50:00 to 03-APR-07 11:50:00 (CST-6)
Location: RUSSELLVILLE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Hail in COLE, MISSOURI
From 03-APR-07 11:50:00 to 03-APR-07 11:55:00 (CST-6)
Location: BRAZITO
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Hail in JEFFERSON, MISSOURI
From 03-APR-07 11:50:00 to 03-APR-07 11:50:00 (CST-6)
Location: HOUSE SPGS
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in JEFFERSON, MISSOURI
From 03-APR-07 11:55:00 to 03-APR-07 11:55:00 (CST-6)
Location: ANTONIA
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Hail in ST. LOUIS, MISSOURI
From 03-APR-07 11:55:00 to 03-APR-07 11:55:00 (CST-6)
Location: FENTON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: NWS Employee

Hail in ST. LOUIS, MISSOURI
From 03-APR-07 12:05:00 to 03-APR-07 12:05:00 (CST-6)
Location: OAKVILLE
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in ST. LOUIS, MISSOURI
From 03-APR-07 12:00:00 to 03-APR-07 12:00:00 (CST-6)
Location: SAPPINGTON
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Flash Flood in SHELBY, MISSOURI
From 03-APR-07 07:35:00 to 03-APR-07 11:30:00 (CST-6)
Location: SHELBINA
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Up to 4 inches of rain fell over a three hour period over the southern half of Shelby county.  Numerous roads were flooded including U.S. 36. Highway 36 was closed for a time from about 5 miles east of Shelbina to Lakenan.  Up to 3 feet of water was flowing over the road at several locations.  A number of cars attempted to cross the flooded roadways and became stalled.  One car was completely swept off the road after the driver had been rescued from his stalled car, so no one was in the vehicle when it was swept off the road.  In Shelbina, several homes sustained water damage in their basements due to sewer backups.

Flash Flood in MONROE, MISSOURI
From 03-APR-07 08:35:00 to 03-APR-07 11:30:00 (CST-6)
Location: WOODLAWN
Flood cause: Heavy Rain
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Up to 4 inches of rain fell over a three hour period over the northwestern portions of Monroe county.  Numerous roads were flooded including the intersection of Highways 151 and J near Woodlawn and Highway A near Granville.  Up to 3 feet of water was flowing over these roads at several locations.

Hail in ST. CHARLES, MISSOURI
From 03-APR-07 13:25:00 to 03-APR-07 13:25:00 (CST-6)
Location: ST PETERS
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in ST. FRANCOIS, MISSOURI
From 03-APR-07 13:25:00 to 03-APR-07 13:25:00 (CST-6)
Location: DOE RUN
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in ST. CHARLES, MISSOURI
From 03-APR-07 13:29:00 to 03-APR-07 13:29:00 (CST-6)
Location: WELDON SPG
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Official NWS Observations

One inch hail was measured at the Weather Service Office.

Hail in ST. FRANCOIS, MISSOURI
From 03-APR-07 13:30:00 to 03-APR-07 13:30:00 (CST-6)
Location: FARMINGTON
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in FRANKLIN, MISSOURI
From 03-APR-07 13:30:00 to 03-APR-07 13:30:00 (CST-6)
Location: UNION
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Hail in ST. CHARLES, MISSOURI
From 03-APR-07 13:30:00 to 03-APR-07 13:30:00 (CST-6)
Location: ST CHARLES
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in ST. CHARLES, MISSOURI
From 03-APR-07 13:30:00 to 03-APR-07 13:30:00 (CST-6)
Location: WELDON SPG
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in JEFFERSON, MISSOURI
From 03-APR-07 13:40:00 to 03-APR-07 13:40:00 (CST-6)
Location: HILLSBORO
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Hail in JEFFERSON, MISSOURI
From 03-APR-07 13:40:00 to 03-APR-07 13:40:00 (CST-6)
Location: HILLSBORO
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Hail in ST. CHARLES, MISSOURI
From 03-APR-07 13:40:00 to 03-APR-07 13:40:00 (CST-6)
Location: ST CHARLES
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in ST. LOUIS, MISSOURI
From 03-APR-07 13:40:00 to 03-APR-07 13:40:00 (CST-6)
Location: OVERLAND
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in JEFFERSON, MISSOURI
From 03-APR-07 13:05:00 to 03-APR-07 13:10:00 (CST-6)
Location: FESTUS
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Hail in ST. FRANCOIS, MISSOURI
From 03-APR-07 14:40:00 to 03-APR-07 14:40:00 (CST-6)
Location: PARK HILLS
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Law Enforcement

Hail in GASCONADE, MISSOURI
From 03-APR-07 13:05:00 to 03-APR-07 13:05:00 (CST-6)
Location: ROSEBUD
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in ST. CHARLES, MISSOURI
From 03-APR-07 13:35:00 to 03-APR-07 13:35:00 (CST-6)
Location: ST PETERS
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter