BBC staff at Salford Quays are on the picket lines along with thousands of employees across the country.
Some programmes will be disrupted during the 24-hour strike over job cuts.
Around 2,000 posts are set to go under cost-saving plans.
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Grey start but improving with some warm sunshine by afternoon
Misty again overnight. Murky and damp conditions returning to the Pennines. Grey start Friday but warm sunshine will develop from the west
Your weekend weather outlook for the Northwest and Isle of Man