Operation guide
All area view
The whole observation area of Tokyo Amesh is displayed.
The display range is approximately 190km from east to west and approximately 120km from north to south centering on Tokyo (excluding the islands of Tokyo (Izu Islands and Ogasawara Islands)).
The latest observation consequences of Amesh are displayed.
Tokyo area view
Centering on Tokyo, the area of approximately 95 km from east to west x approximately 60 km from north to south is displayed in the enlarged display.
The display area can be moved by scrolling with holding in the enlarged display.
  • Tama West menu view
  • Tama North menu view
  • Tama South menu view
  • 23-ward West menu view
  • 23-ward East menu view

・When you select the wide area name buttons, a magnified view is shown. The range of the view is approx.48km from east to west, approx.30km from north to east.
・When you select the municipality from pull-down menu of the buttons, centering the selected municipality, a magnified view is shown. The range of the view is approx.24km from east to west, approx.15km from north to east.
・On the magnified view, grab and scroll operation is available.
Weather Watches and Warnings
Information from Bureau of Sewerage, Tokyo Metropolitan Government, is listed here.

詳細はこちら
Detailed information is shown

Weather Watches and Warnings
The latest emergency warnings, urgent warnings, warnings, and advisories for Tokyo issued by Japan Meteorological Agency are shown. When an emergency warning, urgent warnng, or warning has been issued, the button will expand and flash to urge caution.

Weather Watches and Warnings
Detailed information is shown.

Please note: As this is updated every 10 minutes, the warning may show for up to 9 minutes after the actual issuance. For latest updates, please check the announcements issued by the Japan Meteorological Agency.
Each of the buttons functions as follows.
5min backward 5min forward Play Pause Stop
Replay one minute (0-30 min.) or five minutes (30-120 min.) at a time moving backward. Replay one minute (0-30 min.) or five minutes (30-120 min.) at a time moving forward. Automatic replay for 2 hours (from 120min before to the present) Pause automatic replay temporally Stop replay to move to the latest view.
the panel of the time axis By dragging the red button along the time scale or clicking directly the desired time, the previous view is shown.
Time sequential listing Reduced views are listed sequentially at once, which covers the latest 120 minutes. By selecting one among the 12 views, the all area view for the desired time is shown.
Area zoom out Zoom out. (Wider)
Area zoom in Zoom in. (More Detailed)

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