A strong area of low pressure and associated warm front tracked northeast from Missouri into northern Illinois late in the day.  Numerous severe thunderstorms developed over the region, bringing large hail and several tornadoes to the area.  The warm front lifting north was a focus area for tornadic supercells.

Hail in LEE, IOWA
From 15-MAR-16 16:48:00 to 15-MAR-16 16:48:00 (CST-6)
Location: MOOAR
Magnitude: 1.25 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in LEE, IOWA
From 15-MAR-16 16:53:00 to 15-MAR-16 16:53:00 (CST-6)
Location: KEOKUK
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in LEE, IOWA
From 15-MAR-16 16:55:00 to 15-MAR-16 16:55:00 (CST-6)
Location: KEOKUK
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail was mostly dime and nickel sized with a few quarter sized stones.

Hail in HENRY, IOWA
From 15-MAR-16 16:57:00 to 15-MAR-16 16:57:00 (CST-6)
Location: MT PLEASANT
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Emergency Manager

Hail in LOUISA, IOWA
From 15-MAR-16 17:30:00 to 15-MAR-16 17:30:00 (CST-6)
Location: WAPELLO
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in LOUISA, IOWA
From 15-MAR-16 17:30:00 to 15-MAR-16 17:30:00 (CST-6)
Location: GRANDVIEW
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in LOUISA, IOWA
From 15-MAR-16 17:24:00 to 15-MAR-16 17:24:00 (CST-6)
Location: GRANDVIEW
Magnitude: 1.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in LOUISA, IOWA
From 15-MAR-16 17:33:00 to 15-MAR-16 17:33:00 (CST-6)
Location: GRANDVIEW
Magnitude: 2.50 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

This report was delayed. The hail was reported up to the size of tennis balls. Numerous cars sustained dents and windows were broken out at a generation station.

Hail in JACKSON, IOWA
From 15-MAR-16 17:35:00 to 15-MAR-16 17:35:00 (CST-6)
Location: HURSTVILLE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

The hail covered the ground up to a depth of 1 inch.

Hail in MUSCATINE, IOWA
From 15-MAR-16 17:35:00 to 15-MAR-16 17:35:00 (CST-6)
Location: FRUITLAND
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in JACKSON, IOWA
From 15-MAR-16 18:24:00 to 15-MAR-16 18:24:00 (CST-6)
Location: BELLEVUE
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in LEE, IOWA
From 15-MAR-16 16:53:00 to 15-MAR-16 16:53:00 (CST-6)
Location: KEOKUK
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Time was estimated by radar.

Hail in LEE, IOWA
From 15-MAR-16 16:52:00 to 15-MAR-16 16:52:00 (CST-6)
Location: FT MADISON
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in MUSCATINE, IOWA
From 15-MAR-16 17:35:00 to 15-MAR-16 17:35:00 (CST-6)
Location: MUSCATINE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in MUSCATINE, IOWA
From 15-MAR-16 17:45:00 to 15-MAR-16 17:45:00 (CST-6)
Location: MUSCATINE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Hail in CEDAR, IOWA
From 15-MAR-16 17:58:00 to 15-MAR-16 17:58:00 (CST-6)
Location: DURANT
Magnitude: 2.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Amateur Radio

Hail in LEE, IOWA
From 15-MAR-16 16:58:00 to 15-MAR-16 16:58:00 (CST-6)
Location: FT MADISON
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in HENRY, IOWA
From 15-MAR-16 17:09:00 to 15-MAR-16 17:09:00 (CST-6)
Location: WINFIELD
Magnitude: 0.88 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Report was delayed and received via social media.

Hail in LOUISA, IOWA
From 15-MAR-16 17:27:00 to 15-MAR-16 17:27:00 (CST-6)
Location: WAPELLO
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in CEDAR, IOWA
From 15-MAR-16 18:13:00 to 15-MAR-16 18:13:00 (CST-6)
Location: LOWDEN
Magnitude: 0.75 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: COOP Observer

Hail in LEE, IOWA
From 15-MAR-16 16:54:00 to 15-MAR-16 16:54:00 (CST-6)
Location: KEOKUK
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Hail in MUSCATINE, IOWA
From 15-MAR-16 17:36:00 to 15-MAR-16 17:36:00 (CST-6)
Location: MUSCATINE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Trained Spotter

Tornado in SCOTT, IOWA
From 15-MAR-16 18:33:00 to 15-MAR-16 18:34:00 (CST-6)
Location: MC CAUSLAND
Tornado F-scale: EF0
Reported by: NWS Storm Survey

A tornado touched down on the Scott County side of the Wapsipinicon River and quickly cross the river into Clinton County.  Damage was mainly to trees.  The wind speeds with this tornado were estimated at 80 mph.

Tornado in CLINTON, IOWA
From 15-MAR-16 18:57:00 to 15-MAR-16 19:01:00 (CST-6)
Location: BRYANT
Tornado F-scale: EF1
Reported by: NWS Storm Survey

An EF-1 tornado with winds estimated at 95 mph tracked northeast across Clinton County, where it damaged mainly farm outbuildings and trees.

Tornado in CLINTON, IOWA
From 15-MAR-16 18:34:00 to 15-MAR-16 18:35:00 (CST-6)
Location: FOLLETTS
Tornado F-scale: EF0
Reported by: NWS Storm Survey

A tornado touched down on the Scott County side of the Wapsipinicon River and quickly crossed the river into Clinton County.  Damage was mainly to trees.  The wind speeds with this tornado were estimated at 80 mph.

Tornado in CLINTON, IOWA
From 15-MAR-16 18:49:00 to 15-MAR-16 18:51:00 (CST-6)
Location: CLINTON MUNI ARPT
Tornado F-scale: EF1
Property damage: 50.00K
Reported by: NWS Storm Survey

An EF-1 tornado with winds estimated at 90 mph hit a mobile home park, destroying at least 5 mobile homes and damaging numerous others. At least 3 people were injuried.

Hail in MUSCATINE, IOWA
From 15-MAR-16 17:47:00 to 15-MAR-16 17:47:00 (CST-6)
Location: MUSCATINE
Magnitude: 1.00 
Property damage: 0.00K
Crop damage: 0.00K
Reported by: Public

Report received from social media.