tenki.jp 日本気象協会の天気予報専門アプリ

Get accurate weather forecasts and stay informed about natural disasters with tenki.jp 日本気象協会の天気予報専門アプリ, the professional weather app from Japan's leading meteorological authority. Updated 24 hours a day by weather forecasters across the country, this app delivers detailed forecasts, real-time rain radar, and critical alerts to keep you safe.

Stay ahead of the weather with comprehensive forecast data. View hourly forecasts for any location in Japan, plan two weeks ahead with extended 14-day predictions, and check current conditions including temperature, humidity, wind speed, and precipitation. The free raincloud radar shows weather patterns up to 48 hours in advance, letting you see rain approaching your area before it arrives. Lightning radar and weather charts give you additional insight into severe conditions.

Prepare for emergencies with integrated disaster prevention tools. Access the latest earthquake information, typhoon warnings, tsunami alerts, and volcano updates all in one place. Register as a free member to unlock personalized disaster risk assessments for your home area, hazard maps, and tailored evacuation guidance. This makes the app invaluable during typhoons, earthquakes, heavy rain, and other natural disasters—keeping your household informed and ready.

Make daily decisions with lifestyle index forecasts customized to your needs. Check what to wear, UV levels, pollen counts, heat stroke risk, laundry conditions, and starry sky visibility with a single tap. Seasonal features provide cherry blossom updates, autumn foliage reports, ski snowfall data, and fishing conditions. A home screen widget lets you glance at the forecast without opening the app.

Earn rewards simply by checking the forecast. The free membership points program gives you benefits for daily use—accumulated points can be exchanged for electronic gift cards and convenience store items.

For an ad-free experience with enhanced features, subscribe to tenki.jp Lite (180 yen per month). Subscribers receive push notifications when rain clouds approach their location, can register up to 20 favorite locations instead of 10, and get early access to new features and exclusive content.

Whether you're planning outdoor activities, preparing for severe weather, or simply deciding what to wear, tenki.jp 日本気象協会の天気予報専門アプリ provides the detailed, trustworthy information you need—all free to download and use.