A hand-grenade is thought to have been discovered during a litter pick in Great Yarmouth.
Police officers have cordoned off an area around Dickens Avenue.
The item, which is covered in rust, was found in a shrub this morning.
An Explosive Ordnance Disposal team has been called to the scene.
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Showers easing with clear spells overnight. Strong winds easing.
Sunday forecast: Heavy rain is expected for a time with gusty winds, then clearing during the afternoon.
March in the Anglia region has been much drier and sunnier than normal although temperatures have been around average.