Multiple avalanches have been reported across parts of Alaska, prompting road closures and evacuations near Juneau as precipitation and heightened avalanche risk continue across the region through January 13, 2026.
After its snowiest December in more than eight decades, Juneau, Alaska, now faces flooding threats as warm Pacific air brings heavy rain over deep snow. The National Weather Service (NWS) warns that clogged drains and rapid snowmelt could trigger flooding in streets and small streams through the weekend.
An Extreme Cold Warning remains in effect across western and southwestern Alaska until 18:00 AKST (03:00 UTC) on January 10, 2026, affecting the Lower Kuskokwim Valley, Kuskokwim Delta, Bristol Bay region, and the Alaska Peninsula. Wind chills are forecast to drop to −40 to −60°C (−40 to −76°F), with slightly higher values near Pilot Point and Port Heiden.
Record December snowfall reaching over 200 cm (80 inches) in Juneau, Alaska, caused multiple vessels to sink in the city’s harbors as heavy, wet snow accumulated. The heavy snow was driven by multiple atmospheric rivers, which brought heavy precipitation to much of the region through late December 2025.
A strong and shallow earthquake registered by the USGS as M7.0 struck near Yakutat, Alaska, at 20:41 UTC on December 6, 2025. The agency is reporting a depth of 10 km (6.2 miles). EMSC is reporting M6.8 at a depth of 10 km. According to the National Tsunami Warning Center (NTWC), there is no tsunami danger from this earthquake.
An Ice Storm Warning is in effect for the Kuskokwim Delta and Valley in Alaska through till 09:00 AKST on Wednesday, December 3, 2025. Heavy snow, Ice accumulations, and strong winds will create dangerous travel conditions and less than 400 m (0.25 miles) of visibility on roads due to blizzard conditions.
A strong earthquake registered by the USGS as M6.0 struck southern Alaska at 17:11 UTC on November 27, 2025. The agency is reporting a depth of 69.4 km (43.1 miles). EMSC is reporting M6.0 at a depth of 83 km (51.5 miles). According to the National Tsunami Warning Center (NTWC), a tsunami is not expected.
A Blizzard Warning is in effect for the Kuskokwim Delta coast and Nunivak Island, Alaska, until 05:00 AKST Monday, November 17, 2025, with visibility down to 400 m (1/4 mile), additional snow of 5–10 cm (2–4 inches), and wind gusts up to 80 km/h (50 mph) expected.
A small explosion occurred at Korovin volcano on Atka Island, Alaska, at 21:27 AKDT on October 29, 2025, prompting the Alaska Volcano Observatory to raise the Aviation Color Code and Alert Level to Yellow / Advisory.
At least one person has died as remnants of Typhoon Halong brought severe flooding to western Alaska over the weekend. The storm caused widespread inundation, damaging infrastructure and isolating several communities.
