
Channels of moisture called “atmospheric rivers” are currently stretching along the US West Coast to central California from the tropical skies north of Hawaii.
The centre of this moisture plume is about 200 to 300 miles (320-480km) wide.

Channels of moisture called “atmospheric rivers” are currently stretching along the US West Coast to central California from the tropical skies north of Hawaii.
The centre of this moisture plume is about 200 to 300 miles (320-480km) wide.