PM2.5・黄砂アラート - お天気ナビゲータ

【Notice】

Thank you for using "PM2.5 Kosa Alert". However, due to various reasons, we have decided to discontinue the service of "PM2.5/Kosa Alert" on September 30, 2020.

In addition, due to the decision to end the service, we will cancel the subscription of the paid version on August 28, 2020.

Please see the link for details.

https://s.n-kishou.co.jp/w/app/ap_info.html

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[PM2.5/Kosa Alert] is an application that allows you to check the forecast of PM2.5 up to one week ahead.

*PM2.5 information is posted within the range of free application with permission from SPRINTARS development team (Kyushu University Institute of Applied Mechanics).

[Free version information]

・PM2.5 and weather forecast for each area

・PM2.5 prediction map

[Paid version information]

・PM2.5, yellow sand, pollen, weather forecast, humidity, wind for each area

・PM2.5 prediction map

・Kosa prediction map

・Notification function

*Information other than PM2.5 is original prediction data.

*It has been found that the notification function of the paid version may not work on some terminals of the latest OS. Please be careful when using the app on Android 8 or later.

In the paid version, you can check the forecast of yellow sand and pollen and the weather forecast at once.

In addition, in the paid version, we will announce the prediction of PM2.5, yellow sand, and pollen in a popup.

PM2.5, yellow sand, and pollen notification levels can be set individually, so you can easily find the information you want to know.

*PM2.5 is said to have a large impact on the human body when combined with yellow sand and pollen.

*Notification function, yellow sand, pollen, humidity, wind will be paid version information.

*The paid version does not display ads.

*The paid version costs 178 yen (162 yen without tax) per month.

*If you have not canceled the subscription for the paid version by August 27, 2020, we will cancel it on August 28, the next day. Also, please note that if you purchase a new paid version after that, we may not be able to refund.

*You can use the paid version after the cancellation until the expiration date.

What is PM2.5

Of the fine particles suspended in the atmosphere, those with a particle size of approximately 2.5 μm or less. (1 μm (micrometer) is 0.001 mm)

It is easy to cause asthma and bronchitis, and is thought to have a large impact on the human body.

■ About data

・For PM2.5 forecast, the air pollution forecast of SPRINTARS development team is posted.

・The information other than PM2.5 is the original forecast of the weather comprehensive site “Weather Navigator” (http://s.n-kishou.co.jp/w/ ).

・The yellow sand forecast will be posted up to 4 days ahead.

・The pollen forecast will be posted from February to April. (Because the target is cedar and cypress pollen, pollen information is not displayed in Hokkaido and Okinawa)