A strong atmospheric river moving inland Wednesday night through Friday will bring widespread rain, mountain snow, and gusty winds across California.

The sun has burped out bursts of energy called coronal mass ejections that could reach Earth Tuesday night. Forecasters said the vibrant displays could be visible across much of the northern U.S.

Some in central Ohio saw colorful lights in the sky as a geomagnetic storm brought northern lights further south than usual.

The most powerful solar flare of 2025 has launched a ball of energy toward Earth that could trigger widespread auroras across the northern half of the United States.

Per NOAA, this week's aurora will be caused by a G3 geomagnetic storm, which is on the moderate side of the scale. The best time to see it will be the evening of Tuesday, Nov. 11 and the morning of Wednesday, Nov. 12, but it should hang around long enough to give a less impressive, but still largely visible show on the evening of Nov. 12 as well.

The latest news and top stories on the US National Oceanic and Atmospheric Administration. Based in Silver Spring of Maryland state, the scientific and regulatory agency is dedicated to understanding and predicting changes in climate weather ocean and coasts.

The atmospheric river is forecast to bring heavy rain, lightning and thunderstorms to parts of California, the National Weather Service said. In Northern California and the Central Valley — including Sacramento, Modesto, Merced and Fresno — rainfall is expected to begin Wednesday, Nov. 12.

Residents across Airdrie and much of Alberta were treated to a dazzling northern lights display overnight, as a powerful geomagnetic storm painted the sky in vivid greens, reds, and purples. The U.S.

Millions of people faced dual risks from wildfires and hypothermia on Monday, prompting simultaneous red flag and freeze warnings.

The Maui Ocean Center Marine Institute is working to help establish a Maui Monk Seal Response Program on the Valley Isle. Center officials say the program will strengthen its outreach and education efforts under an agreement with the National Oceanographic and Atmospheric Administration.