By Sam Collentine, Meteorologist Posted 5 months ago January 11, 2024

NEW: Current Japan Radar

japan radar

Track incoming storms across Japan with our new "Current Japan Radar" map overlay.

  1. Tap the "Maps" tab.
  2. Tap the overlay button.
  3. Tap "Current Japan Radar".
  4. Scrub the bottom slider.

The radar data is updated every 5 minutes to help you track ongoing precipitation for the past 2 hours.

Here's an example of an intense wave of snowfall moving into the northern island of Hokkaido and the main island of Honshu on January 11, 2024.

Looking for hourly weather and long-range snow forecasts for Japan?

View 10-day hourly weather and 10-day snow forecasts for any location in Japan, including every ski resort, right here on OpenSnow.

View → Japan 10-Day Snow Forecasts

Make sure you're updated to the latest version of the OpenSnow app (App Store / Google Play > OpenSnow > Update) or visit the OpenSnow website (

View → Current Japan Radar

Questions? Send an email to [email protected] and we'll respond within 24 hours. You can also visit our Support Center to view frequently asked questions and feature guides.

Sam Collentine

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About The Author

Sam Collentine


Sam Collentine is the Chief Operating Officer of OpenSnow and lives in Basalt, Colorado. Before joining OpenSnow, he studied Atmospheric Science at the University of Colorado, spent time at Channel 7 News in Denver, and at the National Weather Service in Boulder.

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