Send Pushbullet notification when temperature is bellow 0 in the next 12h

weather_alert.js

var pushbullet_access_key = '123456789123456789'; // Can be create here : https://www.pushbullet.com/#settings/account
var accuweather_api_key = 'ABCDEFGHIJKLMNOPQRST'; // Find it https://developer.accuweather.com/user/me/apps
var accuweather_location_key = 123456; // Find it with https://developer.accuweather.com/accuweather-locations-api/apis/get/locations/v1/cities/search

function checkWeather() {
  var accuweather_url = 'http://dataservice.accuweather.com/forecasts/v1/hourly/12hour/';
  
  var response =UrlFetchApp.fetch(accuweather_url + accuweather_location_key + '?apikey='+accuweather_api_key+'&metric=true', {
    "method": "GET"
  })
  
  var data = JSON.parse(response.getContentText());

  var minTempValue = null;
  var minValueTime = null;
  
  for (let i = 0; i < data.length; i++) {
    if (data[i]['Temperature']['Value'] < 0) {
      
      var date = new Date(data[i]['EpochDateTime'] * 1000);
      var hours = date.getHours();
      var minutes = "0" + date.getMinutes();

      // Will display time in 10:30:23 format
      var formattedTime = hours + 'h' + minutes.substr(-2);
      
      if (minTempValue == null || minTempValue > data[i]['Temperature']['Value']) {
        minTempValue = data[i]['Temperature']['Value']; 
        minValueTime = formattedTime;
      }
    }
  }
  
  if (minTempValue !== null) {
    sendPushBulletNotification(minTempValue, minValueTime);
  }
}


function sendPushBulletNotification(minTempValue, minValueTime) {
  var options = {    
    "method" : "post",
    "Content-Type" : "application/json",
    "headers" : { "Authorization": "Basic "+Utilities.base64Encode(pushbullet_access_key+":") },
    "payload" : {    
       "type" : "note",
      "title": "Attention il va faire froid",
      "body": "Il faut couvrir la voiture ! Température minimale sur 12h : "+minTempValue+"°C à "+minValueTime+" cette nuit 🥶️",
     }
  };  
  var push_bullet_url = "https://api.pushbullet.com/v2/pushes";
  UrlFetchApp.fetch(push_bullet_url, options);
  
  return;
}

This script for Google Script just send a pushbullet notification when the temperature is bellow 0 during the night to remember me to put a protection on my car, so I won't need to scrape the frost on my windshield

To install it :

• Go to https://script.google.com/ and create a new project
• Copy-paste the script
• Update the 3 first variables
  • accuweather_api_key : Login to AccuWeather, and go to https://developer.accuweather.com/user/me/apps

• accuweather_location_key : Go to https://developer.accuweather.com/accuweather-locations-api/apis/get/locations/v1/cities/search and use your Api Key and your city Name to do a search. In the result, you'll find the location_key

• pushbullet_access_key : Just create new one in https://www.pushbullet.com/#settings/account

To add a trigger for your script (like launch it every day at xxh) :
Click on add a trigger :

Select the parameters you want for the trigger