| Report | Select the report you want to run. The following reports are available: | 1km メッシュ ピンポイント天気予報 - 短期予報(1時間ごと72時間) | Obtains the weather forecast for the specified latitude and longitude. Retrieves hourly weather forecast data for the next 72 hours, calculated on a 1 km grid based on latitude and longitude. | | 1km メッシュ ピンポイント天気予報 - 中期予報(1日ごと10日間) | Obtains the weather forecast for the specified latitude and longitude. Retrieves 10-day daily weather forecast data calculated for each 1 km grid based on latitude and longitude. | | 1km メッシュ 過去天気データ | Retrieves historical weather data for a 1 km mesh containing the specified latitude and longitude. For historical data, data since 2018-01-01 is supported. As for the observation frequency, the data for this period are those observed at 1-hour intervals. The latitude and longitude that can be specified are limited to within Japan. Note that data may be missing for various reasons, which may result in missed observations. This includes cases of failure such as periodic maintenance or equipment failure. Values are expressed as -999 or -9999 in areas where no data exist.Data for the previous day is updated at 3 AM JST.
Date parameter is required. |
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| Lat | Specify the latitude of the location from which weather forecast data or historical weather data will be retrieved. The range that can be specified is limited to within Japan. |
| Lon | Specify the longitude and latitude of the location from which weather forecast data or historical weather data will be retrieved. The range that can be specified is limited to within Japan. |
| Date | When retrieving the 1km メッシュ 過去天気データ report, specify the date to be retrieved. However, please note that an error will occur if today's date is specified due to API specifications. Select in Date Type from the followings whether the report data is for a specific date or for a relative number of days back from today:
| Single date | Select the specific or relative single date. | | Date range | Select the specific or relative date range. | | Time period | Select the time period from Time period dropdown for your report. |
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| Date - Date | Select in Date Type from the followings whether the report data is for a specific date or for a relative number of days back from today: | Relative | Enter the number of days back that you would like to get data for in the Days Back field. Specify either today or 0, yesterday or 1, or today-7 or 7 to get data for 7 days into the past. | | Specific | Select the specific date using the date selector in the Date field. |
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| Date - Start Date | Select in Date Type from the followings: | Relative | Enter the number of days back that you would like to get data from (start day). Combine with End Date to create a range of represented days.
For example, if you entered 10 for Start Date and 5 for End Date , the report would contain data for 10 days ago up until 5 days ago. | | Specific | Select the first date in your date range using the date selector. |
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| Date - End Date | Select in Date Type from the followings: | Relative | Enter the number of days back that you would like to get data to (end day). Combine with Start Date to create a range of represented days.
For example, if you entered 10 for Start Date and 5 for End Date , the report would contain data for 10 days ago up until 5 days ago. | | Specific | Select the last date in your date range using the date selector. |
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| Date - Time period | Choose the time period for which you would like to receive data. |