5.56PM: A grassfire at Yendon this afternoon has burned 20 hectares.
130 CFA and DSE personnel have been fighting the fire, with one shed and one house impacted.
Two more homes were under threat, but were saved due to the firefighting efforts and maintenance of property owners.
Police are on scene determining the cause of the fire.
5.30PM: CFA State Control Centre spokesman Graeme Baxter says a fire in the Yendon and Lal Lal area is now contained.
"But there are crews there on site making sure it gets wrapped up properly and doesn't become an issue in the future,'' he said.
DSE and CFA crews and aircraft are still working on the fire.
Road closures are in place at Ryans Road and Yendon-Egerton Road, the roundabout at Dunnstown, the intersection of Yendon-Egerton Roads and the intersection of Yendon-Egerton and McGuigan Road.
4.30PM: A 13 hectare fire at Yendon is expected to impact Lal Lal and Mount Egerton within the next two hours.
The fire is listed as medium and fast moving and is travelling in a south-easterly direction.
The fire is out of control and creating spot fires about one to two kilometres ahead.
The CFA has issued a Watch and Act warning and says campers in the Lal Lal-Bungal Dam reservoir area, along with the communities of Yendon, Lal Lal and Mount Egerton need to enact their fire plans and remain vigilant.
WHAT TO DO:
-Check your bushfire survival plan. If you do not have a plan, decide what you will do if the situation changes.