Weather widget for waybar

config.json

"custom/weather": {
    "format": "{}",
    "tooltip": true,
    "interval": 3600,
    "exec": "waybar-wttr.py",
    "return-type": "json"
},

waybar-wttr.py

#!/usr/bin/env python

import json
import requests
from datetime import datetime

WEATHER_CODES = {
    '113': '☀️',
    '116': '⛅️',
    '119': '☁️',
    '122': '☁️',
    '143': '🌫',
    '176': '🌦',
    '179': '🌧',
    '182': '🌧',
    '185': '🌧',
    '200': '⛈',
    '227': '🌨',
    '230': '❄️',
    '248': '🌫',
    '260': '🌫',
    '263': '🌦',
    '266': '🌦',
    '281': '🌧',
    '284': '🌧',
    '293': '🌦',
    '296': '🌦',
    '299': '🌧',
    '302': '🌧',
    '305': '🌧',
    '308': '🌧',
    '311': '🌧',
    '314': '🌧',
    '317': '🌧',
    '320': '🌨',
    '323': '🌨',
    '326': '🌨',
    '329': '❄️',
    '332': '❄️',
    '335': '❄️',
    '338': '❄️',
    '350': '🌧',
    '353': '🌦',
    '356': '🌧',
    '359': '🌧',
    '362': '🌧',
    '365': '🌧',
    '368': '🌨',
    '371': '❄️',
    '374': '🌧',
    '377': '🌧',
    '386': '⛈',
    '389': '🌩',
    '392': '⛈',
    '395': '❄️'
}

def format_chances(hour):
    return ", ".join(f"{k.replace('chanceof', '').capitalize()}: {v}%"
                    for k,v in hour.items() if "chanceof" in k and int(v) > 40)

def parse_weather(weather):
    time_filter = datetime.now().hour-2
    current = weather['current_condition'][0]

    data = {
        'text': (
            f"{current['FeelsLikeC']}°"
            f"{WEATHER_CODES[current['weatherCode']]}"),
        'tooltip': (
            f"<b>{current['weatherDesc'][0]['value']} {current['temp_C']}°</b>"
            f"\nFeels like: {current['FeelsLikeC']}°"
            f"\nWind: {current['windspeedKmph']}Km/h"
            f"\nHumidity: {current['humidity']}%\n")
    }

    for i, day in enumerate(weather['weather']):
        date = day['date']
        max_temp = day['maxtempC']
        min_temp = day['mintempC']
        sunrise = day['astronomy'][0]['sunrise'].replace(' ','')
        sunset = day['astronomy'][0]['sunset'].replace(' ','')
        header = {
            0: f"<b><u>{date} - Today</u></b>",
            1: f"<b><u>{date} - Tomorrow</u></b>"
            }

        data['tooltip'] += (
            f"\n{header.get(i, f'<b><u>{date}</u></b>')}"
            f"  <span foreground='#ff6961'>{max_temp}°</span>"
            f"/<span foreground='#aec6cf'>{min_temp}°</span>"
            f"  {sunrise} "
            f"/{sunset} \n")

        data['tooltip'] += '\n'.join(
            f"<span foreground='#cfcfc4'>{hour['time'].zfill(4)[:2]}:</span>"
            f" {hour['FeelsLikeC']}°"
            f"{WEATHER_CODES[hour['weatherCode']]}"
            f" <span foreground='#cfcfc4'>{hour['weatherDesc'][0]['value']}</span>"
            f" <span foreground='#aec6cf'>|{format_chances(hour)}|</span>"
            for hour in day['hourly'] if not (i == 0 and int(hour['time'].zfill(4)[:2]) < time_filter)
        ) + '\n'

    print(json.dumps(data))

if __name__ == "__main__":
    weather = requests.get("https://wttr.in/?format=j1").json()
    parse_weather(weather)