Several warnings were downgraded on Wednesday in various areas that faced the threat of tsunamis after a magnitude 8.8 earthquake that struck near Russia late Tuesday.

Hazardous waves from strong magnitude 8 quake are possible on the coast of Russia and Japan, USGS says

The Japan Weather Agency said it expected a tsunami of up to 1 metre (3.3 feet) to reach large coastal areas starting around 0100 GMT.