Airinfo Viewer

TAF-based aviation weather charts for all 75 Japanese airports, now with an airport map, visual how-to-read guide, and distance from your location.

Airinfo Viewer organizes the aviation weather charts published by the Japan Meteorological Agency (JMA) so you can check each airport at a glance.

WHAT YOU CAN SEE

• Aerodrome Sequential Forecast (38 airports): official TAF-based forecasts issued by aviation weather offices, shown as time-series charts
• Aerodrome Sequential Information (37 airports): time-series charts generated automatically from numerical forecasts
• Aerodrome Weather Commentary: Japanese-language notes, sub-scenarios, weather charts and temperature forecasts (regular and special editions)

KEY FEATURES

• All 75 Japanese airports organized by region, searchable by name or ICAO code
• Airport map with pins for every airport, plus distance and bearing from your current location (location access is optional)
• Favorites for quick access to the airports you check often
• Switch between the near-term (hourly) and outlook (3-hourly) chart, with pinch-to-zoom
• Shows the last-updated time and refreshes with one tap
• A visual "How to Read" guide with diagrams for wind/crosswind, visibility, ceiling, and thunderstorm probability
• A help button on every chart that jumps straight to the relevant explanation
• A glossary of aviation weather terms (METAR, SIGMET, RVR, and more)

WHO IT'S FOR

• Pilots, student pilots, glider and light-aircraft enthusiasts
• Aviation and airband radio enthusiasts
• Anyone who wants to check the weather before heading to an airport

NOTE

• Data shown is published by the Japan Meteorological Agency's Aviation Weather Information service (this app is not affiliated with or endorsed by JMA)
• Always use official weather information and briefings for actual flight operations