Japan Meteorological Agency AMeDAS Precipitation Network
JMA's Automated Meteorological Data Acquisition System (AMeDAS) provides 10-minute interval precipitation, temperature, and weather data from approximately 1,300 stations across Japan.
data.jma.go.jp
At a glance
- Region
- Japan (East Asia)
- Coverage
- National
- Access
- Free
- Category
- Government
What's inside
- Precipitation
- Temperature
- Wind
- Humidity
- High-frequency Data
Terms explained
What you can do with it
Typical work that data of this type supports.
- 01
Design storms
Build rainfall intensity-duration-frequency curves for drainage design.
Because it has: Precipitation
- 02
Model input
Drive hydrological, crop and urban drainage models.
- 03
Risk screening
Screen projects and assets for climate risk.
Because it has: Temperature
Where AI adds value
Ideas for machine learning and AI agents built on this kind of data.
- 01
Downscaling
Turn coarse rainfall grids into field or ward scale estimates.
- 02
Gauge + satellite fusion
Correct satellite rainfall with gauges using machine learning.
- 03
Bias correction
Correct and downscale climate model output for a site.
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