1km Mesh Yellow Dust Index
GET
/api/v1/kousa
Forecast Japan
Access yellow dust index for specified latitude and longitude coordinates, calculated with 1km grid resolution. The specified latitude and longitude must be within Japan. The yellow dust index includes hourly information for 60 hours. The yellow dust index is provided year-round.
Index Codes
| Code | Description |
|---|---|
| 1 | Low |
| 2 | Moderate |
| 3 | High |
Data Coverage
Land areas of Japan
パラメータ
クエリパラメータ
lat*
Latitude
型number
必須例
35.651377format
floatlon*
Longitude
型number
必須例
140.041161format
floatレスポンス
1km grid-based yellow dust index data
application/json
JSON
{
"requestId": "3909775c-5d0f-4e96-8e4f-7d3f263e2056",
"wxdata": [
{
"lat": 35.651377,
"lon": 140.041161,
"data": [
{
"date": "2025-04-09T10:00:00+09:00",
"kousa": 4,
"kousaidx": 1
}
]
}
]
}