WMO weather interpretation code descriptions (& images)

descriptions.json

{
	"0":{
		"day":{
			"description":"Sunny",
			"image":"http://openweathermap.org/img/wn/01d@2x.png"
		},
		"night":{
			"description":"Clear",
			"image":"http://openweathermap.org/img/wn/01n@2x.png"
		}
	},
	"1":{
		"day":{
			"description":"Mainly Sunny",
			"image":"http://openweathermap.org/img/wn/01d@2x.png"
		},
		"night":{
			"description":"Mainly Clear",
			"image":"http://openweathermap.org/img/wn/01n@2x.png"
		}
	},
	"2":{
		"day":{
			"description":"Partly Cloudy",
			"image":"http://openweathermap.org/img/wn/02d@2x.png"
		},
		"night":{
			"description":"Partly Cloudy",
			"image":"http://openweathermap.org/img/wn/02n@2x.png"
		}
	},
	"3":{
		"day":{
			"description":"Cloudy",
			"image":"http://openweathermap.org/img/wn/03d@2x.png"
		},
		"night":{
			"description":"Cloudy",
			"image":"http://openweathermap.org/img/wn/03n@2x.png"
		}
	},
	"45":{
		"day":{
			"description":"Foggy",
			"image":"http://openweathermap.org/img/wn/50d@2x.png"
		},
		"night":{
			"description":"Foggy",
			"image":"http://openweathermap.org/img/wn/50n@2x.png"
		}
	},
	"48":{
		"day":{
			"description":"Rime Fog",
			"image":"http://openweathermap.org/img/wn/50d@2x.png"
		},
		"night":{
			"description":"Rime Fog",
			"image":"http://openweathermap.org/img/wn/50n@2x.png"
		}
	},
	"51":{
		"day":{
			"description":"Light Drizzle",
			"image":"http://openweathermap.org/img/wn/09d@2x.png"
		},
		"night":{
			"description":"Light Drizzle",
			"image":"http://openweathermap.org/img/wn/09n@2x.png"
		}
	},
	"53":{
		"day":{
			"description":"Drizzle",
			"image":"http://openweathermap.org/img/wn/09d@2x.png"
		},
		"night":{
			"description":"Drizzle",
			"image":"http://openweathermap.org/img/wn/09n@2x.png"
		}
	},
	"55":{
		"day":{
			"description":"Heavy Drizzle",
			"image":"http://openweathermap.org/img/wn/09d@2x.png"
		},
		"night":{
			"description":"Heavy Drizzle",
			"image":"http://openweathermap.org/img/wn/09n@2x.png"
		}
	},
	"56":{
		"day":{
			"description":"Light Freezing Drizzle",
			"image":"http://openweathermap.org/img/wn/09d@2x.png"
		},
		"night":{
			"description":"Light Freezing Drizzle",
			"image":"http://openweathermap.org/img/wn/09n@2x.png"
		}
	},
	"57":{
		"day":{
			"description":"Freezing Drizzle",
			"image":"http://openweathermap.org/img/wn/09d@2x.png"
		},
		"night":{
			"description":"Freezing Drizzle",
			"image":"http://openweathermap.org/img/wn/09n@2x.png"
		}
	},
	"61":{
		"day":{
			"description":"Light Rain",
			"image":"http://openweathermap.org/img/wn/10d@2x.png"
		},
		"night":{
			"description":"Light Rain",
			"image":"http://openweathermap.org/img/wn/10n@2x.png"
		}
	},
	"63":{
		"day":{
			"description":"Rain",
			"image":"http://openweathermap.org/img/wn/10d@2x.png"
		},
		"night":{
			"description":"Rain",
			"image":"http://openweathermap.org/img/wn/10n@2x.png"
		}
	},
	"65":{
		"day":{
			"description":"Heavy Rain",
			"image":"http://openweathermap.org/img/wn/10d@2x.png"
		},
		"night":{
			"description":"Heavy Rain",
			"image":"http://openweathermap.org/img/wn/10n@2x.png"
		}
	},
	"66":{
		"day":{
			"description":"Light Freezing Rain",
			"image":"http://openweathermap.org/img/wn/10d@2x.png"
		},
		"night":{
			"description":"Light Freezing Rain",
			"image":"http://openweathermap.org/img/wn/10n@2x.png"
		}
	},
	"67":{
		"day":{
			"description":"Freezing Rain",
			"image":"http://openweathermap.org/img/wn/10d@2x.png"
		},
		"night":{
			"description":"Freezing Rain",
			"image":"http://openweathermap.org/img/wn/10n@2x.png"
		}
	},
	"71":{
		"day":{
			"description":"Light Snow",
			"image":"http://openweathermap.org/img/wn/13d@2x.png"
		},
		"night":{
			"description":"Light Snow",
			"image":"http://openweathermap.org/img/wn/13n@2x.png"
		}
	},
	"73":{
		"day":{
			"description":"Snow",
			"image":"http://openweathermap.org/img/wn/13d@2x.png"
		},
		"night":{
			"description":"Snow",
			"image":"http://openweathermap.org/img/wn/13n@2x.png"
		}
	},
	"75":{
		"day":{
			"description":"Heavy Snow",
			"image":"http://openweathermap.org/img/wn/13d@2x.png"
		},
		"night":{
			"description":"Heavy Snow",
			"image":"http://openweathermap.org/img/wn/13n@2x.png"
		}
	},
	"77":{
		"day":{
			"description":"Snow Grains",
			"image":"http://openweathermap.org/img/wn/13d@2x.png"
		},
		"night":{
			"description":"Snow Grains",
			"image":"http://openweathermap.org/img/wn/13n@2x.png"
		}
	},
	"80":{
		"day":{
			"description":"Light Showers",
			"image":"http://openweathermap.org/img/wn/09d@2x.png"
		},
		"night":{
			"description":"Light Showers",
			"image":"http://openweathermap.org/img/wn/09n@2x.png"
		}
	},
	"81":{
		"day":{
			"description":"Showers",
			"image":"http://openweathermap.org/img/wn/09d@2x.png"
		},
		"night":{
			"description":"Showers",
			"image":"http://openweathermap.org/img/wn/09n@2x.png"
		}
	},
	"82":{
		"day":{
			"description":"Heavy Showers",
			"image":"http://openweathermap.org/img/wn/09d@2x.png"
		},
		"night":{
			"description":"Heavy Showers",
			"image":"http://openweathermap.org/img/wn/09n@2x.png"
		}
	},
	"85":{
		"day":{
			"description":"Light Snow Showers",
			"image":"http://openweathermap.org/img/wn/13d@2x.png"
		},
		"night":{
			"description":"Light Snow Showers",
			"image":"http://openweathermap.org/img/wn/13n@2x.png"
		}
	},
	"86":{
		"day":{
			"description":"Snow Showers",
			"image":"http://openweathermap.org/img/wn/13d@2x.png"
		},
		"night":{
			"description":"Snow Showers",
			"image":"http://openweathermap.org/img/wn/13n@2x.png"
		}
	},
	"95":{
		"day":{
			"description":"Thunderstorm",
			"image":"http://openweathermap.org/img/wn/11d@2x.png"
		},
		"night":{
			"description":"Thunderstorm",
			"image":"http://openweathermap.org/img/wn/11n@2x.png"
		}
	},
	"96":{
		"day":{
			"description":"Light Thunderstorms With Hail",
			"image":"http://openweathermap.org/img/wn/11d@2x.png"
		},
		"night":{
			"description":"Light Thunderstorms With Hail",
			"image":"http://openweathermap.org/img/wn/11n@2x.png"
		}
	},
	"99":{
		"day":{
			"description":"Thunderstorm With Hail",
			"image":"http://openweathermap.org/img/wn/11d@2x.png"
		},
		"night":{
			"description":"Thunderstorm With Hail",
			"image":"http://openweathermap.org/img/wn/11n@2x.png"
		}
	}
}

48 should be "Rime Fog"

Thank you for making this file.

You are right. I updated it. Thank you

66 should be "Light Freezing Rain"
85 should be "Light Snow Showers"

96 should be "Light Thunderstorms With Hail"

Updated

Awesome, thank you!

Very helpful, thank you!

Thanks for creating this file. 👏🏼
I combine some of the descriptions with the table here, and use these descriptions for the historic weather data I get from Open-Meteo.

Thank you!!

Muchas Gracias 👏

Thanks a lot! This is really helpful!

Great, thank you!!! 🤩

exhaustive list of codes here https://www.nodc.noaa.gov/archive/arc0021/0002199/1.1/data/0-data/HTML/WMO-CODE/WMO4677.HTM

also found this repo https://github.com/roe-dl/weathericons

Thank you so much!

Thank you, really helpful 👍

Should the URLs all be "https:" instead of "http:" ?

thanks it was really helpful for me 👍

Thank you so much!!, really helpful 🫡👍

Thank you

Thank you!!!!

Thank you.
I noticed that there is a gap between 3 to 45 in the list. Is something not listed?
I am interested in knowing the conditions for hot and humid, heatwave, etc. conditions.
Thanks again.

Thank you!

thank you :)

Incredibly helpful, thank you for making this!

This is part of WMO code table 4677. Automatic stations using other WMO code table 4680.
https://artefacts.ceda.ac.uk/badc_datadocs/surface/code.html

Really helpful thank you