• Increased seismicity, ice-rock avalanche at Iliamna, Alaska

    An increase in seismicity has been observed at Iliamna volcano beginning at 20:00 UTC on June 5, 2023. As a result, the Alaska Volcano Observatory (AVO) raised the Aviation Color Code and Volcano Alert level for Iliamna to Yellow and Advisory.

  • Tropical Depression 2 forms in the Gulf of Mexico

    Tropical Depression 2 formed in the northeastern Gulf of Mexico at 21:00 UTC on June 1, 2023. The National Hurricane Center (NHC) forecast calls for slight strengthening into a tropical storm on June 2 and degeneration into a remnant low on June 3.

  • Fatalities and damage reported as severe storm strikes Eastern Texas

    Severe storms, including strong winds, thunderstorms, and heavy hailstorms, hit eastern Texas, particularly Montgomery County, on May 23, 2023. The extreme weather conditions have led to several incidents, resulting in two fatalities, seven injuries, and significant damage.

  • Debris from 1980 eruption causes bridge collapse at Mount St. Helens

    A significant debris flow occurred in Mount St. Helens’ South Coldwater Creek at 20:45 LT on May 14, 2023, leading to the destruction of a SR 504 bridge. This incident cut off access and power to the Johnston Ridge Observatory, prompting the evacuation of a dozen people and a dog by helicopter.