The Northwest U.S. Air Quality Alerts are ongoing. A strong eastward plume of smoke and dust is forecast for midweek, possibly extending across the entire Northern U.S. In 5 days, CAMS (model) indicates the high intensity smoke/dust shifts farther south in Washington State.

Strong positive phase of the Eastern Atlantic/Western Russia index supports an evolving trough in the East U.S. and lingering ridge in Europe.

How long does El Nino 2026-27 last? Based on an analog using both monthly relative operational Nino index (RONI) and multivariate ENSO index (MEI), El Nino ends abruptly during the middle of 2027 and could reverse to La Nina later next year.

The July 2026 rainfall anomalies identify dramatically drier than normal climate across the East and West Coast of Australia. Each dry zone is part of evolving drought.