Persistent Indian Ocean-Maritime Continent convection has done a good job in anchoring the western N America ridge/+PNA pattern this week. An upcoming +E Asia Mtn Torque event (cold high east of the Himalayas) will help keep +PNA gravy train rolling for at least another 2 weeks pic.twitter.com/OuExPlJdGR

— Eric Webb (@webberweather) October 7, 2022