Overview
- U.S. forecasters report a rapidly intensifying storm and trailing Arctic air delivering heavy snow, high winds and blizzard conditions across the Midwest, Great Lakes and Northeast.
- Air travel was heavily affected Monday with nearly 9,000 U.S. flight delays and over 1,500 cancellations, and a multi‑vehicle crash shut a stretch of I‑75 in Michigan for hours.
- Lake‑effect warnings target parts of New York with life‑threatening whiteouts, 45–50+ mph gusts and localized totals up to 2–3 feet, while Alaska alerts call for 17–22 inches and dangerous wind chills near −25°F.
- Midwest forecasts highlight additional fast‑moving clippers bringing generally 1–3 inches of snow and reinforcing Arctic cold, with wind chills near or below zero from Michigan to Minnesota.
- The UK Met Office issued New Year snow and ice warnings for Scotland with up to 30 cm and coastal gusts near 60 mph, as UKHSA cold‑health alerts run to January 5 citing risks to vulnerable people and health services.