Strengthening -NAO Block and Western Montana Ridge Shift Raise Major Snowstorm Threat From Pennsylvania to New Jersey and New York Sunday Night Into Monday
NORTHEAST UNITED STATES — A notable shift in the upper-level pattern is increasing the potential for a more significant winter storm across the Northeast late this weekend. Updated ensemble guidance shows a stronger negative North Atlantic Oscillation (-NAO) block and a repositioned western ridge — a setup that is often favorable for impactful snow along…
