Hawaii's Kilauea volcano began spewing volcanic activity this week for its 9th time with no injuries or damage reported.

Several severe weather alerts will be taking effect as a strong winter storms system approaches Hawaii. The HNN First Alert Weather Team earlier declared a First Alert Weather Day statewide from ...

A key site that monitors global carbon-dioxide emissions went offline for maintenance and will return later Wednesday, according to the National Oceanic and Atmospheric Administration.

Hawaii’s Mauna Loa Observatory just captured an ominous ... efforts to reduce global greenhouse gas emissions and the damage ...

Update at 8:11 a.m. Jan. 29: The National Weather Service forecast office in Honolulu has already extended a flood watch in ...

The level of carbon dioxide in the atmosphere measured by a weather station at the Mauna Loa Observatory in Hawaii increased by 3.58 parts per million in 2024 – the biggest jump since records ...

Update at 3:36 p.m. Jan. 30: There were 34,034 homes and businesses without power at about 3:30 p.m. Thursday in Hawaiʻi County, according to FindEnergy.com, an independent organization with no ...