Furloughed government employees WILL NOT get RIF (layoff) notices tomorrow (Day 30). They WILL get a second furlough notice. Passing the 30 day mark also crosses a legal line that allows the union to sling more lawsuits.
https://federalnewsnetwork.com/government-shutdown/2019/01/furloughed-feds-wont-be-rifed-if-government-shutdown-extends-past-30-days-omb-says/
https://federalnewsnetwork.com/government-shutdown/2019/01/agencies-to-send-second-furlough-notices-if-government-shutdown-hits-30-day-mark/