Yesterday, I had 5 hearings scheduled in the Berkshires and was ready to leave when I received a notice that the courts were closed due to snow. I got this notice immediately by checking with court closing websites and signing up for emergency notices.
In Massachusetts, see https://www.mass.gov/info-details/emergency-or-weather-related-court-closings
In New York, see https://www.nycourts.gov/notice/emergency-alerts.shtml