Node-Red 擷取氣象資料開放平台 36小時天氣預報

 一般天氣預報-今明36小時天氣預報

參考來源 https://steam.oxxostudio.tw/category/python/spider/forecast.html

locationName: "臺北市"

weatherElement: array[5]

weatherElement 裡有五種的預報因子，可透過程式單純取出所需的預報因子。

預報因子	說明
Wx	天氣現象
MaxT	最高溫度
MinT	最低溫度
CI	舒適度
PoP	降雨機率

0: object

elementName: "Wx"

time: array[3]

0: object

startTime: "2024-01-06T18:00:00+08:00"

endTime: "2024-01-07T06:00:00+08:00"

parameter: object

parameterName: "多雲"

parameterValue: "4"

1: object

startTime: "2024-01-07T06:00:00+08:00"

endTime: "2024-01-07T18:00:00+08:00"

parameter: object

parameterName: "陰天"

parameterValue: "7"

2: object

startTime: "2024-01-07T18:00:00+08:00"

endTime: "2024-01-08T06:00:00+08:00"

parameter: object

parameterName: "陰天"

parameterValue: "7"

elementName: "MaxT"

time: array[3]

0: object

startTime: "2024-01-06T18:00:00+08:00"

endTime: "2024-01-07T06:00:00+08:00"

parameter: object

parameterName: "19"

parameterUnit: "C"

1: object

startTime: "2024-01-07T06:00:00+08:00"

endTime: "2024-01-07T18:00:00+08:00"

parameter: object

parameterName: "18"

parameterUnit: "C"

2: object

startTime: "2024-01-07T18:00:00+08:00"

endTime: "2024-01-08T06:00:00+08:00"

parameter: object

parameterName: "16"

parameterUnit: "C"

elementName: "MinT"

time: array[3]

3: object

elementName: "CI"

time: array[3]

4: object

elementName: "PoP"

time: array[3]

=====================================

var rawdata =context.global.weather_records;

var citynumber=rawdata.length;

var site_name=msg.payload;

var i;

var Temp1,Temp2,Temp3,Temp4;

for (i=0; i<citynumber;i++)

{

    if (rawdata[i].locationName==site_name)

    {

        Temp1=rawdata[i].weatherElement[0].time[0].parameter.parameterName;

        Temp2=rawdata[i].weatherElement[0].time[0].startTime;

        Temp3=rawdata[i].weatherElement[0].time[0].endTime;

        Temp4= site_name + Temp1+ '--'+ '開始時間: '+ Temp2+ '結束時間: '+ Temp3;

        break;

    }

}

msg.payload= Temp4;

return msg;

==============================================

var rawdata =context.global.weather_records

var citynumber=rawdata.length;

var i;

var Temp1,Temp2,Temp3,Temp4,Temp5,Temp6;

var weather=[];

for (i=0; i<citynumber;i++)

{

    Temp1=rawdata[i].locationName;

    Temp2=rawdata[i].weatherElement[0].time[0].parameter.parameterName;

    Temp3=rawdata[i].weatherElement[1].time[0].parameter.parameterName;

    Temp4=rawdata[i].weatherElement[2].time[0].parameter.parameterName;   

    Temp5=rawdata[i].weatherElement[3].time[0].parameter.parameterName;

    Temp6=rawdata[i].weatherElement[4].time[0].parameter.parameterName;  

    weather[i]=[Temp1,Temp2,Temp3,Temp4,Temp5,Temp6];

}

msg.payload=weather  ;

return msg;

//Temp1=rawdata[i].weatherElement[0].time[0].parameter.parameterName;

===================================================

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