Code Description 0 tornado 1 tropical storm 2 hurricane 3 severe thunderstorms 4 thunderstorms 5 mixed rain and snow 6 mixed rain and sleet 7 mixed snow and sleet 8 freezing drizzle 9 drizzle 10 freezing rain 11 showers 12 showers 13 snow flurries 14 light snow showers 15 blowing snow 16 snow 17 hail 18 sleet 19 dust 20 foggy 21 haze 22 smoky 23 blustery 24 windy 25 cold 26 cloudy 27 mostly cloudy (night) 28 mostly cloudy (day) 29 partly cloudy (night) 30 partly cloudy (day) 31 clear (night) 32 sunny 33 fair (night) 34 fair (day) 35 mixed rain and hail 36 hot 37 isolated thunderstorms 38 scattered thunderstorms 39 scattered thunderstorms 40 scattered showers 41 heavy snow 42 scattered snow showers 43 heavy snow 44 partly cloudy 45 thundershowers 46 snow showers 47 isolated thundershowers