• Rare high-elevation tornado confirmed on Sawtooth Mountain, Colorado

    A rare high-elevation tornado occurred on the northern slopes of Sawtooth Mountain, Colorado, between 13:07 and 13:12 MDT (19:07–19:12 UTC) on September 13, 2025. The National Weather Service (NWS) office in Pueblo confirmed the event using satellite imagery and radar data on September 30. The tornado tracked 1.35 km (0.84 miles) with a maximum width of 87 m (285 feet) at an elevation of 3.4 km (11 300 feet) and was rated EF-U.

  • Winter Weather Advisory issued for interior Alaska, Fairbanks records early-season snow

    A Winter Weather Advisory is in effect for the Fairbanks area and interior Alaska, with up to 23 cm (9 inches) of snow accumulation forecast for some parts between Thursday and Friday night, October 2 and 3, 2025. This comes just a few days after the region tied its record for earliest freeze of the season, and began seeing snow 2 weeks ahead of average.

  • Dual lava fountains from Kīlauea’s Halemaʻumaʻu crater reach 400 m (1 300 feet), Hawaii

    Episode 34 of the ongoing Kīlauea eruption ended at 07:03 HST (17:03 UTC) on October 1, 2025, after 6 hours of lava fountaining from two vents in Halemaʻumaʻu crater at the volcano’s summit, Hawaii. Lava fountains reached up to 400 m (1 300 feet), erupting about 9 million m³ of lava at a peak effusion rate of 500 yd³/s. The eruption filled much of the western crater floor before activity ceased.

  • Six homes destroyed by coastal flooding in Buxton, North Carolina

    Dangerous coastal flooding from hurricanes Humberto and Imelda collapsed six oceanfront homes in Buxton, North Carolina, on September 30, 2025, with debris forcing beach closures and travel restrictions on NC12. Authorities warn of additional collapses as long-period swells continue.

  • Bermuda braces for Hurricane Imelda’s close approach

    Bermuda is bracing for hurricane conditions and continued severe weather as Hurricane Imelda makes its way towards the island on October 1, 2025. Imelda and Humberto have claimed at least three lives so far as they continue to produce deadly rip currents and severe weather to Bermuda, the Bahamas, and much of the U.S. East Coast.

  • Coastal bluff collapse damages backyards in Rancho Palos Verdes, California

    A section of coastal bluff measuring about 91–122 m (300–400 feet) collapsed in Rancho Palos Verdes, California, on September 28, 2025, falling 15–18 m (50–60 feet) toward the ocean. Four backyards were damaged, but no homes sustained structural damage, and no injuries were reported. Authorities said the collapse occurred outside the long-active Portuguese Bend Landslide Complex, located about 6 km (4 miles) away.

  • Imelda strenghtens into a hurricane after killing 2 in Cuba

    Hurricane Imelda formed over the Atlantic on September 30, 2025, after 2 fatalities were confirmed in Cuba due to heavy rain and flooding in the Santiago de Cuba and Guantánamo. Imelda is now the fourth hurricane of the season, following Hurricane Humberto which continues to send dangerous rip currents to the U.S. East Coast.

  • Successive atmospheric rivers forecast to impact U.S. West Coast

    Successive atmospheric rivers are forecast to affect the U.S. West Coast through October 2, 2025. The first system that impacted Washington, Oregon, and Northern California on September 29 was forecast to dissipate by late evening, while a second, stronger event associated with a cyclone near British Columbia is expected to make landfall today. Forecasts call for 25–75 mm (1–3 inches) of rain in coastal ranges and up to 200 mm (8 inches) on the Olympic Peninsula.

  • Tropical Storm Imelda forecast to strengthen into a hurricane, Humberto maintains Category 4 strength

    Tropical Storm Imelda formed over the Atlantic on September 28, 2025, as Hurricane Humberto peaked at Category 5, and dropped back to Category 4. While neither of the storms is expected to make landfall over the contiguous United States, they could produce hazardous conditions for the southeastern states including Florida, South Carolina, and much of the East Coast this week.