A large and prolonged outbreak of Arctic air is spreading across the United States, prompting extreme cold watches across much of the northern and central United States from Thursday, January 22, 2026, through Friday, January 24. This Arctic outbreak will bring one of the most dangerous cold spells in recent years, with the greatest threat lasting from Thursday night through early Saturday morning.
Strong northwesterly winds and very low humidity will bring critical fire weather conditions across eastern Colorado and western Kansas on Thursday, January 15, 2026, prompting the National Weather Service in Goodland to issue a Red Flag Warning and Fire Weather Watch. At the same time, high wind watches have been issued across the northern and central Great Plains, with gusts up to 120 km/h (75 mph) expected Thursday through Friday, January 16.
A major winter storm is affecting the Pacific Northwest and northern Rockies, with winter storm warnings in effect through 16:00 PST on Thursday, January 8, 2026. Heavy snow is forecast to continue across the Cascades of Washington and Oregon, extending into Idaho and western Montana. Snow accumulations are forecast to reach between 30 cm and 120 cm (1 to 4 feet), with gusts up to 80 km/h (50 mph) causing whiteout conditions and difficult travel across mountain passes.
Blizzard Warnings are in effect across parts of Montana, North Dakota, and Minnesota through Thursday, December 18, 2025, due to a fast-moving winter storm producing widespread blizzard conditions and destructive winds across the region.
A fast-moving winter storm is forecast to bring widespread blizzard conditions and destructive winds across parts of Montana, North Dakota, and Minnesota through Wednesday night into Thursday, December 17 into 18, 2025. The system, driven a deep low-pressure trough, is generating gusts up to 110 km/h (70 mph) and localized peaks over 130 km/h (80 mph) in leeward mountain areas, potentially leading to whiteout conditions, road closures, and power outages across the region.
High Wind Warnings have been issued across much of the western and central United States, effective from early Wednesday, December 17, 2025, through Thursday morning, December 18. Forecasts indicate a rapidly deepening low-pressure system developing east of the Canadian Rockies, producing winds of over 130 km/h (80 mph) in some areas. Power outages, tree damage, and hazardous travel conditions are expected from the Intermountain West to the Great Plains.
The National Weather Service (NWS) issued multiple high wind warnings and watches across the Pacific Northwest and northern Rockies on Monday, December 15, 2025, as a strong surface low-pressure system moved into the region. The alerts cover parts of Montana, Wyoming, Idaho, Washington, and Oregon, and remain in effect through Wednesday afternoon, December 17, with sustained winds of 40–70 km/h (25–45 mph) and gusts exceeding 110 km/h (70 mph) forecast in exposed and mountainous areas.
Large portions of the northern United States are under winter storm warnings as a strong Alberta clipper advances into the Upper Midwest and separate winter storms persist across the northern Rockies from Tuesday morning through early Wednesday, December 9-10, 2025.
Heavy snow and strong winds are affecting parts of Idaho, Montana, Washington, and Colorado, with multiple winter storm warnings and advisories in effect through Saturday, December 6, 2025. Mountain areas are expected to receive 15–60 cm (6–24 inches) of snow, creating hazardous travel conditions through the weekend.
Winter Weather Advisories covering mountain regions and the northeastern plains of Montana remain active through early Tuesday, November 25, 2025, with snow, freezing rain, and strong winds generating hazardous travel conditions. Mountain passes, including Lolo, Lost Trail, and Marias, may receive 5–45 cm (2–18 inches) of snow, while northeastern counties face light accumulation, freezing rain, and winds up to 55 km/h (35 mph).
