Japan Weather Chart

Browse JMA weather maps

Free · In‑App Purchases · Designed for iPad. Not verified for macOS.

An app for viewing weather charts around Japan in an easy-to-read timeline format, with widget support. ● Browse Weather Charts on a Timeline View surface weather charts in chronological order. ・Current weather charts (every 3 hours) ・24-hour forecast weather charts ・48-hour forecast weather charts ● Intuitive Controls Check weather charts right after launching the app. ・Swipe to switch between weather charts ・Freely move through time using the slider ・Pinch to zoom in on weather charts ・Tap to hide the UI and focus on the weather chart ● Home Screen Widget Displays the latest current weather chart on your home screen. Check the weather chart at a glance without opening the app. This app displays weather charts published on the Japan Meteorological Agency (JMA) website.

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The developer, Yuichiro Niwa, indicated that the app’s privacy practices may include handling of data as described below. For more information, see the developer’s privacy policy .

  • Data Used to Track You

    The following data may be used to track you across apps and websites owned by other companies:

    • Location
    • Identifiers
    • Usage Data

  • Data Linked to You

    The following data may be collected and linked to your identity:

    • Identifiers
    • Usage Data
    • Diagnostics

  • Data Not Linked to You

    The following data may be collected but it is not linked to your identity:

    • Location
    • Diagnostics

Privacy practices may vary, for example, based on the features you use or your age. Learn More

Accessibility

The developer has not yet indicated which accessibility features this app supports. Learn More

Information

Seller
  • Yuichiro Niwa
Size
  • 10.5 MB
Category
  • Weather
Compatibility
Requires iOS 17.0 or later.
  • iPhone
    Requires iOS 17.0 or later.
  • iPad
    Requires iPadOS 17.0 or later.
  • Mac
    Requires macOS 14.0 or later and a Mac with Apple M1 chip or later.
  • Apple Vision
    Requires visionOS 1.0 or later.
Languages
  • English and Japanese
Age Rating
4+
In-App Purchases
Yes
  • Support the developer $0.99
  • Remove Ads $2.99
  • Learn More
Copyright
  • © 2026 NIWA Yuichiro
  • Developer Website
  • Privacy Policy

    • More by Yuichiro Niwa