Hundreds of protesters are due to start marching from Lincoln to RAF Waddington against the use of armed drone aircraft.
It's the first time the Ministry of Defence has based the spy planes in the UK, which will be deployed over Afghanistan.
Today's march will start at South Park, down the A15 Cross O'Cliff hill and down Grantham Road to a Peace camp set up outside the airbase.
More top news
Isolated showers will largely die away, and winds will decrease. Feeling chilly with clear spells.
Any early showers will die away leaving most of the evening and night dry with clear spells.
All Saints Church in Kings Heath, Birmingham, has much community involvement, especially this year.