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.

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.

At the lowest level you have a watch. The National Weather Service says a watch is used when the risk of a hazardous weather or hydrologic event has increased significantly, but its occurrence, location or timing is still uncertain.

The National Weather Service has issued a Cold Weather Advisory for much of the Heartland as temperatures plummet and wind chills dip to zero and minus 10 degrees Sunday morning.

The Dense Fog Advisory is expected to be in effect from 3 a.m. until 9 a.m., limiting visibility for a second straight morning in the Alamo City. According to the NWS, visibility will be down to a quarter-mile or less in areas.

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

On Friday at 10:50 p.m. the National Weather Service released a cold weather advisory valid from Sunday 6 p.m. until Monday 7 a.m. for Marion, Lamar, Fayette, Winston, Walker, Blount, Etowah, Calhoun,

St. Louis faces a chilly week with overcast skies and temperatures fluctuating between the low 30s and high 50s°F.