UPDATE: 4:30 p.m.
Seven BC Wildfire Service firefighters are working on the fire burning about two-kilometres southwest of Cawston.
The fire is estimated at three hectares in size and is burning up slope in extremely steep terrain.
Firefighters are building guard at the base of the fire. Hand-ignition operations are taking place to strengthen the guard, so an increase in smoke can be expected this afternoon.
At this time, the fire does not pose a threat to public safety, structures or values.
BC Wildfire Service is currently assessing a small fire that started burning near Cawston overnight.
Reports started to come in during the evening Wednesday that a fire had started on the mountainside to the south of Cawston.
Related: Another fire near Cawston
The fire is burning in area of rocky steep terrain.
The fire is several kilometres away from Cawston residences and across the Similkameen River.
The Review will update when more information becomes available.