A fire is burning in canola stubble along the Dimboola-Rainbow Road in Rainbow after a header caught fire this afternoon.
Firefighters were called about 4.37pm.
Tankers and volunteer firefighters from Werrap, Jeparit, Kenmare, Pigick, Yaapeet and Rainbow have responded, supported by a forward command vehicle from the CFA Rainbow Group.
The fire is burning in a northerly direction and is not under control. It is estimated to have burned 80-100 hectares.
Five water-bombing aircraft are en route from Stawell airbase.
An incident control centre is being set up at CFA District 17 headquarters.