On Saturday at 3:03 p.m. an updated winter weather advisory was released by the National Weather Service in effect until Monday at 7 a.m. for Cambria and Somerset counties.

The National Weather Service is working to hire back hundreds of positions laid off or otherwise cut by the Trump administration, but it’s progressing at a snail’s pace, forcing many offices to continue to cope with vacancies that could affect winter forecasts.

An updated winter weather advisory was issued by the National Weather Service on Saturday at 2:14 p.m. valid for Sunday between 1 a.m. and 1 p.m. for Cape May County.

On Saturday at 4:31 p.m. an updated winter weather advisory was issued by the National Weather Service valid from 7 p.m. until Sunday 7 a.m. for Berks, Lehigh and Northampton counties.

The discussion indicated a low pressure area over the Upper Great Lakes will push a cold front into southeastern Pennsylvania and New Jersey on Saturday night, bringing some snow. The amount of snow appears as if it will increase from northwest to southeast, the NWS forecasters said.

On Saturday at 3:06 a.m. EST the National Weather Service issued a winter weather advisory valid from 4 p.m. EST until Sunday 11 a.m. EST for Mason, Lake, Oceana, Muskegon, Ottawa, Allegan, Van Buren and Kalamazoo counties.

The National Weather Service at State College has issued a winter weather advisory for central Pennsylvania from tonight into Sunday, with between 2 and 5 inches of snow expected.

As winter weather ramps up in intensity, the National Weather Service is working to fill key roles, such as meteorologists, technical experts and scientists.