Elevated seismicity at Mauna Loa volcano, Hawaii

Elevated seismicity at Mauna Loa volcano, Hawaii

Seismic activity increased on Mauna Loa's northwest flank on December 4, 2020, with M4.1 earthquake and clusters of small, shallow earthquakes occurring closely in time and location. The volcano is not erupting but the rates of deformation and seismicity have…

Shallow earthquake swarm under Kilauea volcano, Hawaii

Shallow earthquake swarm under Kilauea volcano, Hawaii

The Hawaiian Volcano Observatory (HVO) has recorded over 130 earthquakes beneath the NE top of the Ka‘ōiki fault system, northwest of Kīlauea's summit, on October 22 and 23, 2020. Other Kīlauea monitoring data streams remain stable and show no signs of…

Douglas becomes a major hurricane on its way toward Hawaii

Douglas becomes a major hurricane on its way toward Hawaii

Tropical Storm "Douglas" became the first hurricane of the 2020 eastern Pacific hurricane season at 15:00 UTC on July 22, 2020, and then rapidly strengthened into a major hurricane by 09:00 UTC on July 23. The only years with later first eastern North…

Douglas expected to become a hurricane soon, heading toward Hawaii, U.S.

Douglas expected to become a hurricane soon, heading toward Hawaii, U.S.

Tropical Storm "Douglas" formed at 07:00 UTC on Tuesday, July 21, 2020, as the fourth named storm of the 2020 Pacific hurricane season. The storm is moving west and is expected to become a hurricane soon. It is expected to continue heading W and weaken…