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.
More top news
A very wet and windy day today, the wind being the main issue. We widely expect gusts of 60mph, even inland, with travel disruption possible
Winds strengthening overnight, gusts of 60mph by Tuesday morning, 70mph at the coast - possible disruption to travel and energy services
A 15-year-old girl has died after she collapsed while playing in a football match in Lancashire.