A volcanic eruption on Unimak Island has triggered an air quality advisory in Unalaska, the first time Unalaska has been affected by Mount Shishaldin’s summertime eruptions. The Alaska Department of ...

Shishaldin Volcano in Alaska is erupting lava from the summit and sending ash plumes into the sky, according to the Alaska Volcano Observatory. Volcanic and seismic activity has been increasing at the ...

UNIMAK ISLAND, Alaska – The Alaska Volcano Observatory is raising the alert level one notch for the Shishaldin Volcano on Unimak Island after recent signs of unrest. The observatory now has the ...

A remote volcano in Alaska’s Aleutian Islands that has been active in recent weeks spewed an ash cloud up to 30,000 feet in the sky on Friday, prompting warnings to pilots. “Significant ash emissions” ...

ANCHORAGE, Alaska — An ongoing eruption of a remote volcano in Alaska’s Aleutian Islands produced an ash cloud so large Tuesday warnings were sent to pilots about potentially dangerous conditions. The ...

A tsunami advisory for Alaska's southern peninsula has been canceled, after a major earthquake with a preliminary magnitude of 7.3 initially prompted a tsunami warning earlier Wednesday. Videos posted ...

A tsunami warning was issued for south Alaska and the Alaska Peninsula after a 7.3-magnitude earthquake struck at around 4.30 p.m. ET on Wednesday, according to the National Weather Service (NWS). The ...