The typhoon tracker shows the storm's current position, strength, wind and its forecast path for the next days.
The app works out how close a typhoon will pass to your location and to each stop on your trip.
Typhoon season in Japan is mostly from July to October. Typhoons can stop trains, flights and ferries.
Warnings come from the Japan Meteorological Agency, translated into plain English.
Everything else in the app
Hour-by-hour forecast with rain timing, feels-like temperature, UV and daily tips.
Rain radar from JMA, 3 hours back and 15 hours ahead, plus live Himawari satellite clouds.
Official warnings: heavy rain, heatstroke alerts, earthquakes, tsunami and typhoons, in plain English.
Trip planner: the weather for every stop of your trip, and ideas for sunny days, rainy days and food.
Road trips: every service area, parking area and 道の駅 on your route, with the weather on arrival.
7 languages: English, 日本語, Deutsch, Français, Italiano, Español, with romaji under Japanese names.
Questions
Is the typhoon tracker for japan free?
Yes. Japan Weather Today is free, with no sign-up and no ads. It runs in your browser on phone or computer.
Where does the data come from?
Official warnings, radar and typhoon data come from the Japan Meteorological Agency (JMA). Forecasts come from Open-Meteo, which blends national weather models including JMA's.