Update: Refined heavy snow forecast with strong winds through Monday

In an update to prior warnings, the Japan Meteorological Agency forecasts up to 80 cm of snow in Tohoku, Hokuriku, and Tokai regions, and 60 cm in Kinki, through 6 a.m. Monday. Nationwide winds exceeding 20 m/s heighten risks of travel disruptions.

The Japan Meteorological Agency's January 11 announcement refines earlier projections for the ongoing winter pressure system bringing heavy snow to Japan's Sea of Japan side and adjacent areas. Expected accumulations by Monday morning are up to 80 cm in Tohoku, Hokuriku, and Tokai, with 60 cm in Kinki.

Newly emphasized are extremely strong winds over 20 m/s nationwide, increasing dangers of traffic accidents and delays. This event echoes typical winter disruptions along Japan's coasts. Officials urge monitoring updates, caution for drivers, and avoiding non-essential travel.

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First snowfall blankets central Tokyo and Yokohama streets, with pedestrians and vehicles navigating light snow and icy roads on January 2, 2026.
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Tokyo and Yokohama see first snowfall of season, one day earlier than average

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On Friday, January 2, 2026, the first snowfall of the season was observed in central Tokyo and Yokohama. According to the Japan Meteorological Agency, it arrived one day earlier than the average but 14 days later than last season. The agency warned of heavy snowfall through Saturday in eastern to western regions facing the Sea of Japan, urging caution against traffic accidents on icy roads.

Heavy snow is expected mainly on the Sea of Japan side of Honshu and Hokkaido from Sunday to Monday due to a strong winter pressure pattern. The Japan Meteorological Agency is urging people to be cautious about driving and transportation disruptions. Maximum snowfall of up to 100 centimeters is forecasted in some regions over the next 24 hours.

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The Japan Meteorological Agency forecasts warning-level heavy snowfall in mountainous areas and flatlands mainly on the Sea of Japan side from northern to western Japan through around Sunday, due to a continuing strong winter pressure pattern. The agency and the Land, Infrastructure, Transport and Tourism Ministry issued a joint emergency announcement on Monday, urging caution against public transportation disruptions and refraining from nonessential outings. Akita Shinkansen services have been suspended due to the snow.

A magnitude 6.7 earthquake struck off Aomori Prefecture on December 12, following the 7.5 quake that prompted Japan's first megaquake advisory. The Japan Meteorological Agency issued a tsunami advisory for Hokkaido and Tohoku coasts, with waves up to 1 meter possible, urging people to avoid the ocean amid ongoing regional risks.

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Mens restene av Storm Anna bringer fortsatt snøfall inn i midtuka, truer et nytt lavtrykkssystem med kraftig snø i vestlige regioner, mens SMHI varsler høytrykk som bringer nasjonal kulde og mulig isdag i helgen.

A magnitude 6.9 earthquake struck off Iwate Prefecture on Sunday evening, prompting a tsunami advisory that was lifted shortly after 8 p.m. Waves reached up to 20 centimeters, with no reports of injuries or damage. The Tohoku Shinkansen was briefly suspended.

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