Overview
- The Japan Meteorological Agency and the transport ministry warned on Jan. 19 that warning-level snowfall could persist from Wednesday through the weekend, especially along the Sea of Japan side from northern to western Japan.
- Provisional forecasts show up to 70 cm of snow in Tohoku and Hokuriku and 50 cm in Hokkaido by 6 p.m. Jan. 21, with up to 100 cm in Hokuriku, 70 cm in Tohoku and Kinki, and 50 cm in Kanto-Koshin by 6 p.m. Jan. 22.
- Officials cautioned that heavy snow may also reach plains and some Pacific-side areas that typically see little accumulation, including parts of Tokai and Kanto-Koshin.
- Authorities warned of highway closures and rail delays or suspensions, and urged drivers to use winter tires and residents to limit nonessential outings, including by using telework or online learning.
- JMA highlighted risks from snow accretion and avalanches and noted the low is expected to intensify on Jan. 20 and move toward the Kuril Islands, with forecasts subject to updates as conditions evolve.