10/05/2025, 1:27 pm EDT
The latest North Atlantic oscillation (NAO) 15-day forecast reveals an evolving moderate-to-strong negative phase usually causal to a blocking high pressure over Greenland and a compensating upper trough into the Northeast U.S. Forecast models have resisted that forecast solution over the weekend, however, at 12Z today, the GFS follows the -NAO guide.




