“Suru Saha, a union steward at the Environmental Modeling Center in College Park, Md., said the main impact has been on the National Weather Service’s new global forecast model, which was scheduled to go live in February but will surely be delayed because of the shutdown.
But in the meantime, the current Global Forecast System — or the GFS — the United States' premier weather model, is running poorly, and there’s no one on duty to fix it. “ -Angela Fritz
https://www.washingtonpost.com/weather/2019/01/07/national-weather-service-is-open-your-forecast-is-worse-because-shutdown/?noredirect=on&utm_term=.8e077a25ee84