The two rounds of departures together represent about 10 percent of NOAA’s roughly 13,000 employees. A spokesman for the agency did not immediately respond to a request for comment.

Sources said on Thursday that the National Oceanic and Atmospheric Administration became the latest federal agency to be hit with job cuts, possibly affecting up to 1,830 probationary workers.

Some 880 employees of the National Oceanic and Atmospheric Administration were laid off on Thursday, a congressional source told CBS News.

The cuts came just before a separate wave of departures was expected under the Trump administration’s so-called deferred resignation program.

Hundreds of National Oceanic and Atmospheric Administration (NOAA) staff have been laid off in the latest development in the Trump's administration's efforts to slash the federal workforce. Around 880 workers - including weather forecasters - have had their jobs terminated on Thursday,

Hundreds of weather forecasters and other federal National Oceanic and Atmospheric Administration employees on probationary status were fired Thursday, lawmakers and weather experts said.

At least 500 staffers, mostly probationary workers including 375 who work at NOAA’s National Weather Service offices nationwide, were notified via email.