U.S. Medium-range: Hot Central Ridge!

Highlight: Dangerous hot weather pattern for the Central U.S. Charts of the day: The afternoon exposure to smoke fallout from the Northwest U.S. fires. An evolving issue which will worsen. Discussion: The intense fire season in the Northwest U.S. is one month ahead of schedule. The catalyst to the early start is shortages in both…

Explaining The U.S. Pattern

Highlight: Heavy rains in the Southwest U.S. drive the North America pattern. Flash flooding Southwest, widening North-central U.S. drought and  heat spike days 6-10 in the Mid-Atlantic region. Fig. 1: ECM ENS projects the 15-day upper air pattern for North America with primary features annotated. Discussion: The Southwest U.S. Monsoon brings 3-6 in. of rain…