Winter Storm Warning and Freeze Watch in effect for parts of California and Nevada
A Winter Storm Warning and a Freeze Watch is in effect for parts of California and Nevada through early Wednesday, November 19, 2025.
Australia could see its earliest tropical cyclone in 12 years as low 02U intensifies
Australia could see its earliest start of the tropical cyclone season in over a decade, with tropical low 02U being expected to intensify into a Category 2 tropical cyclone this week.
Atmospheric river brings heavy rain to Bay of Plenty, New Zealand
Heavy rain caused by an atmospheric river hit parts of the Bay of Plenty on November 18, 2025, with MetService reporting localized downpours of 25–40 mm (0.8 to 1.6 inches) per hour and an Orange heavy-rain warning in effect
Arctic air outbreak forecast to impact much of Europe this week
A cold Arctic air mass is forecast to move into much of Europe between November 17 and 21, 2025, lowering temperatures several degrees below normal and producing a mix of hill snow and overnight ice.
Blizzard Warning in effect for Kuskokwim Delta and Nunivak, Winter Storm Warning for the Bering Strait and Seward Peninsula, western Alaska
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.
Heavy snow over the Sierra Nevada on Monday
Heavy snow and gusts to about 65 km/h (40 mph) are forecast for the West Slope Northern Sierra Nevada and Western Plumas County/Lassen Park in California on Monday, November 17, 2025, with a Winter Weather Advisory in effect until 16:00 PST. A brief break is forecast for Tuesday and Wednesday, followed by increased chances for rain and snow showers on Thursday, November 20.
At least 6 dead, 5-year-old missing as powerful atmospheric river pounds California
At least 6 fatalities have been reported as of Sunday, November 16, 2025, as a powerful atmospheric river continues to impact California. With heavy rainfall of up to 200 mm (8 inches) being forecast, authorities are preparing for the threat of flash floods, landslides, debris flows across the state.
Tornado strikes Albufeira leaving 1 dead and more than 20 injured, Portugal
A destructive tornado struck Albufeira in Portugal at around 11:00 LT on Saturday, November 15, 2025, leaving one person dead and injuring over 20 people. The event severely affected the Albufeira Campsite and Eden Resort Hotel, where multiple structures collapsed and vehicles were overturned.
Super fog covers St. James Parish and parts of southern Louisiana
‘Super fog’ covered St. James Parish and parts of southern Louisiana on the morning of Friday, November 14, 2025. Near-whiteout conditions were reported on some roads, while visibility was reduced to 3 m (10 feet) in multiple areas.
Weak La Niña and rare November SSW could drive winter pattern shift across the U.S.
A combination of the ongoing weak La Niña, the Madden–Julian Oscillation (MJO), and a rare November Sudden Stratospheric Warming (SSW), could bring colder winter-conditions across parts of the U.S. during late November and early December
