The West Coast’s rainy season has arrived in force, as an atmospheric river carrying moisture from the tropics joins a bomb cyclone off the Pacific Northwest coast. Heavy, wet snow began falling ...

Atmospheric rivers explained. Atmospheric rivers tend to form out ahead of cold fronts that are associated with low-pressure systems known as extratropical cyclones.

Atmospheric rivers tend to form out ahead of cold fronts that are associated with low-pressure systems known as extratropical cyclones. These are air mass boundaries circulating around the area of ...

When an atmospheric river meets a bomb cyclone, it’s like a fire hose flailing out of control along the West Coast Chad Hecht, University of California, San Diego Wed, November 20, 2024 at 7:31 ...

A view from the National Oceanic and Atmospheric Administration's GOES-West satellite on Nov. 19, 2024 shows the comma-shaped bomb cyclone on upper left, and the atmospheric river (horizontal band ...

Bomb cyclones can occur when a cold air mass collides with a warm air mass, which is how some significant winter storms can happen. When an atmospheric river and bomb cyclone occur at the same ...

Atmospheric rivers occur globally, usually in extratropical regions in Europe, Africa, New Zealand, and South America. These events typically happen during their respective winter seasons.

From atmospheric river to bomb cyclone, here are the ABCs of weather terminology Here’s how some of them are defined by the American Meteorological Society: Updated Nov. 19, 2024 at 7:08 p.m.

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) Chad Hecht, University of California, San Diego (THE CONVERSATION) The West Coast ...

Atmospheric rivers tend to form out ahead of cold fronts that are associated with low-pressure systems known as extratropical cyclones. These are air mass boundaries circulating around the area of ...