U.S. Coast Guard released videos of four people rescued from a flooded home in Sumas, Washington, on December 10, 2025, where 2.5–3 m (8–10 feet) waters had surrounded the property amid historic flooding.
A strong and shallow earthquake registered by the Japan Meteorological Agency (JMA) as M6.7 hit off the coast of Honshu, Japan, at 02:44 UTC (11:44 JST) on December 12, 2025. USGS is reporting M6.7 at a depth of 20 km (12.4 miles).
New activity/unrest was reported for 7 volcanoes from December 3 to 9, 2025. During the same period, ongoing activity was reported for 21 volcanoes.
Multiple atmospheric rivers brought widespread flooding to Snohomish County, Washington, this week, forcing water rescues and road closures as the Snohomish River approached its fourth-highest crest on record
Residents along the Skagit River in Washington have been ordered to evacuate as the river is forecast to reach 13.55 m (44.47 feet) by late December 11, 2025. Heavy rainfall and rising rivers have led to emergency declarations across Washington State.
A major atmospheric river is producing very heavy precipitation across western Washington today into early December 11, 2025, triggering widespread and potentially historic riverine flooding, according to the Center for Western Weather and Water Extremes (CW3E). Forecasts indicate 130–200 mm (5–8 inches) of rain over the central and northern Washington Cascades and 75–130 mm (3–5 inches) over the Olympic Peninsula through 04:00 PST (12:00 UTC) on December 12. CW3E modeling shows 15 river gauges expected to exceed major flood stage and four to surpass record levels within 48 hours.
A strong atmospheric river brought significant flooding to parts of the Pacific Northwest through December 9, 2025, with rainfall rates in the Cascades exceeding 13 mm (0.5 inch) per hour and the Snoqualmie River cresting at 5.4 m (17.8 feet), its highest level in more than 10 years.
A powerful wave struck the Isla Cangrejo natural pool in the coastal area of Los Gigantes, Tenerife, at around midday on December 7, 2025, sweeping swimmers into the ocean. Four tourists died, several others were injured, and one person remains missing. A coastal pre-alert for rough seas was in effect at the time of the incident.
A glacial outburst flood in Iceland’s Skaftá River, first detected on December 8, 2025, has been confirmed to originate from the Vestari-Skaftár caldera beneath Vatnajökull ice cap. Flow at the Sveinstind station has decreased to just over 120 m³/s, down from 200 m³/s earlier in the week. Conductivity remains high and hydrogen sulfide continues to be detected along the river, but no impacts on major roads have been reported.
A tornado struck the rural community of Alfredo Chaves in Flores da Cunha on Monday, December 8, 2025, causing structural damage to dozens of residences and leaving hundreds without power.
