1km Mesh Current Snow Depth
GET
/api/v1/ss1obs/snwdpt
Get current snow depth conditions every 10 minutes for specified latitude and longitude coordinates, calculated with 1km grid resolution. [Japan Only]
The Data is available from November 1st to April 30th each year.
If the date parameter is specified, it retrieves data for the entire 24-hour period of the specified date. For the current day, it retrieves data generated up to the most recent time after 00:00.
The API returns snow depth values (in centimeters) based on grass surface conditions. There may be larger errors in areas with significant snow depth, such as locations above 1,000 meters elevation.
Data Update Times
The current snow depth values are updated every 10 minutes.
Parameters
Query Parameters
lat*
Latitude
Typenumber
RequiredExample
35.651377format
floatlon*
Longitude
Typenumber
RequiredExample
140.041161format
floatdate
Date
Typestring
Example
2025-04-09format
dateResponses
1km grid-based current snow depth data
application/json
JSON
{
"requestId": "3909775c-5d0f-4e96-8e4f-7d3f263e2056",
"wxdata": [
{
"lat": 35.651377,
"lon": 140.041161,
"data": [
{
"date": "2025-04-09T00:00:00+09:00",
"snwdpt": 4
}
]
}
]
}