A winter storm will bring severe weather across Hawaii beginning on Thursday, with impacts expected until Saturday morning.

The HNN First Alert Weather Team earlier declared a First Alert Weather Day statewide through Friday morning. A Flash Flood ...

A powerful storm that will bring heavy rain, gusty winds and flash flooding is set to hit the Hawaiian Islands Wednesday ...

A powerful storm system pummeled Hawaii Thursday with flash flooding, damaging wind gusts, severe thunderstorms and blizzard-like conditions on the high mountain peaks.

The change measured by the Mauna Loa Observatory was likely driven by wildfires and continued burning of fossil fuels, ...

Although it usually happens once or twice a year, this will be a very big snow for the tops of the volcanoes in Hawaii. One to two feet of snow will be possible.

The Hawaii Volcanoes National Park is home to the summits of two of the world’s most active volcanoes: Kilauea and Mauna Loa.

The USGS Hawaiian Volcano Observatory spearheads Volcano Awareness Month each January on the Island of Hawaii. This year, in addition to in-person talks and walks around the island, we hosted an art ...

The Mauna Loa Observatory in Hawaii recorded the largest spike in atmospheric carbon dioxide (CO2) concentrations in 2024.

Severe weather is possible during the end of this work week. Several warnings and watches are currently posted across the ...

Potentially damaging southwest wind, a risk for severe thunderstorms, flash flooding and heavy snow on the peaks of the Big ...

A Kona storm is going to push through Hawaii this week, bringing the threat of heavy rain, flooding and yes, even snow.