• Cross-country storm to bring heavy rain to the South and snow to the West and Great Lakes

    An atmospheric river affecting California on February 11, 2026, is forecast to evolve into a cross-country storm moving across the southern U.S. through February 13–14, 2026. Widespread rainfall totals of 25 to 75 mm (1–3 inches), with locally higher amounts, are possible across Texas to Georgia. Heavy snow is ongoing in the Sierra Nevada, with additional accumulations expected in the Wasatch and central Rockies.

  • Beneficial Sierra Nevada snowfall expected as weak atmospheric river moves through California

    A short-duration atmospheric river is forecast to impact California from Tuesday, February 10, through Thursday, February 12, 2026, bringing low-elevation rainfall and significant snowfall at higher elevations, particularly across the Sierra Nevada. Forecast guidance indicates the event will be short-lived, with impacts expected to be largely beneficial for regional snowpack rather than flood-producing.

  • Santa Ana winds bring damaging gusts up to 70 mph, elevate fire weather concerns across Southern California

    Strong Santa Ana winds intensified across Southern California on Friday, January 9, 2026, prompting the National Weather Service to issue high wind warnings and advisories for mountain, valley, and coastal regions. Gusts reaching up to 115 km/h (70 mph) were recorded in canyon and foothill areas, raising risks of power outages, tree damage, and hazardous travel conditions through the weekend.

  • Freeze warnings in effect across southern Arizona, southeastern California, and southern Nevada

    Freeze warnings remain in effect across much of southern Arizona, southeastern California, and southern Nevada through the morning of Saturday, January 10, 2026. Temperatures are forecast to fall below freezing across several valleys and desert regions, including the Tucson and Phoenix metropolitan areas, the Las Vegas Valley, and the Upper Gila River and San Pedro valleys. The National Weather Service warns that these conditions could kill crops, damage sensitive vegetation, and affect exposed plumbing.

  • Extreme cold warning issued for parts of the Bay Area and Central Coast, California

    An Extreme Cold Warning was issued for parts of the San Francisco Bay Area, California, including interior Monterey County, San Benito County, and the eastern Santa Clara Hills. The warning will be in effect from 01:00 to 09:00 PST on January 9, 2026. Temperatures are forecast to drop below freezing, posing hazards to unhoused populations, livestock, and sensitive crops.

  • Record-breaking King Tides flood San Francisco Bay Area and Northern California coast, U.S.

    Record-breaking King Tides struck the San Francisco Bay Area and parts of the Northern California coast on Friday and Saturday, January 2-3, 2026, causing widespread coastal flooding across multiple counties. Tide gauges across the region recorded water levels up to 0.76 m (2.5 feet) above normal, breaking multiple records and prompting road closures, flood warnings, and emergency advisories.