Present Weather Symbols
Following are the 100 present weather symbols used in meteorology. They are divided into groups as indicated below.
00 | 01 | 02 | 03 | 04 | 05 | 06 | 07 | 08 | 09 |
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Cloud development NOT observed or NOT observable during past hour (not plotted) |
Clouds generally dissolving or becoming less developed during past hour (not plotted) |
State of sky on the whole unchanged during past hour (not plotted) |
Clouds generally forming or developing during past hour (not plotted) |
Visibility reduced by smoke |
Haze |
Widespread dust in suspension in the air, not raised by wind at or near the station at the time of observation |
Dust or sand raised by the wind at or near the station at the time of the observation, but no well-developed dust whirl(s), and no sandstorm seen: or, in the case of ships, blowing spray at the station |
Well developed dust whirl(s) or sand whirl(s) seen at or near the station during the preceding hour or at the time of observation, but no duststorm or sandstorm |
Duststorm or sandstorm within sight at the time of observation, or at the station during the preceding hour |
10 | 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 | 19 |
---|---|---|---|---|---|---|---|---|---|
Mist |
Patches of shallow fog at station, NOT deeper than 6 feet on land |
More or less continuous shallow fog at station, NOT deeper than 6 feet on land |
Lighting visible, no thunder heard |
Precipitation within sight, but NOT reaching the ground |
Precipitation within sight, reaching ground or the surface of the sea, but distant, i.e. estimated to be more than 3 miles from the station |
Precipitation within sight, reaching the ground or the surface of the sea, near to (within 3 miles), but not at the station |
Thunder heard, but no precipitation at the station |
Squall(s) within sight during past hour |
Funnel cloud(s) / Tornado(s) during the preceding hour or at time of observation |
20 | 21 | 22 | 23 | 24 | 25 | 26 | 27 | 28 | 29 |
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Drizzle (not freezing) or snow grains not falling as shower(s) ended in the past hour |
Rain (not freezing) not falling as shower(s) ended in the past hour |
Snow not falling as shower(s) ended in the past hour |
Rain and snow or ice pellets not falling as shower(s) ended in the past hour |
Freezing drizzle or freezing rain not falling as shower(s) ended in the past hour |
Shower(s) of rain ended in the past hour |
Shower(s) of snow, or of rain and snow ended in the past hour |
Shower(s) of hail, or of rain and hail ended in the past hour |
Fog or ice fog ended in the past hour |
Thunderstorm (with or without precipitation) ended in the past hour |
30 | 31 | 32 | 33 | 34 | 35 | 36 | 37 | 38 | 39 |
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Slight or moderate duststorm or sandstorm (has decreased during the preceding hour) |
Slight or moderate duststorm or sandstorm (no appreciable change during the preceding hour) |
Slight or moderate duststorm or sandstorm (has begun or increased during the preceding hour) |
Severe duststorm or sandstorm has decreased during the preceding hour |
Severe duststorm or sandstorm has no appreciable change during the preceding hour |
Severe duststorm or sandstorm has begun or increased during the preceding hour |
Slight or moderate drifting snow (generally below eye level) |
Heavy drifting snow (generally below eye level) |
Slight or moderate blowing snow (generally above eye level) |
Heavy drifting snow (generally above eye level) |
40 | 41 | 42 | 43 | 44 | 45 | 46 | 47 | 48 | 49 |
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Fog at a distance at the time of observation, but not at the station during the preceding hour, the fog or ice fog extending to a level above that of the observer |
Fog in patches |
Fog sky visible (has become thinner during preceding hour) |
Fog sky obscured (has become thinner during preceding hour) |
Fog sky visible (no appreciable change during the preceding hour) |
Fog sky obscured (no appreciable change during the preceding hour) |
Fog sky visible (has begun or has become thicker during the preceding hour) |
Fog sky obscured (has begun or has become thicker during the preceding hour) |
Fog, depositing rime ice, sky visible |
Fog, depositing rime ice, or ice fog, sky obscured |
50 | 51 | 52 | 53 | 54 | 55 | 56 | 57 | 58 | 59 |
---|---|---|---|---|---|---|---|---|---|
Drizzle, not freezing, intermittent (slight at time of observation) |
Drizzle, not freezing, continuous (slight at time of observation) |
Drizzle, not freezing, intermittent (moderate at time of observation) |
Drizzle, not freezing, continuous (moderate at time of observation) |
Drizzle, not freezing, intermittent (heavy at time of observation) |
Drizzle, not freezing, continuous (heavy at time of observation) |
Drizzle, freezing, slight |
Drizzle, freezing, moderate or heavy |
Drizzle and rain, slight |
Drizzle and rain, moderate or heavy |
60 | 61 | 62 | 63 | 64 | 65 | 66 | 67 | 68 | 69 |
---|---|---|---|---|---|---|---|---|---|
Rain, not freezing, intermittent (slight at time of observation) |
Rain, not freezing, continuous (slight at time of observation) |
Rain, not freezing, intermittent (moderate at time of observation) |
Rain, not freezing, continuous (moderate at time of observation) |
Rain, not freezing, intermittent (heavy at time of observation) |
Rain, not freezing, continuous (heavy at time of observation) |
Rain, freezing, slight |
Rain, freezing, moderate or heavy |
Rain or drizzle and snow, slight |
Rain or drizzle and snow, moderate or heavy |
70 | 71 | 72 | 73 | 74 | 75 | 76 | 77 | 78 | 79 |
---|---|---|---|---|---|---|---|---|---|
Intermittent fall of snowflakes (slight at time of observation) |
Continuous fall of snowflakes (slight at time of observation) |
Intermittent fall of snowflakes (moderate at time of observation) |
Continuous fall of snowflakes (moderate at time of observation) |
Intermittent fall of snowflakes (heavy at time of observation) |
Continuous fall of snowflakes (heavy at time of observation) |
Ice needles (with or without fog) |
Snow grains (with or without fog) |
Isolated star-like snow crystals (with or without fog) |
Ice pellets (sleet) |
80 | 81 | 82 | 83 | 84 | 85 | 86 | 87 | 88 | 89 |
---|---|---|---|---|---|---|---|---|---|
Rain shower(s), slight |
Rain shower(s), moderate or heavy |
Rain shower(s), violent |
Shower(s) of rain and snow mixed, slight |
Shower(s) of rain and snow mixed, moderate or heavy |
Snow shower(s), slight |
Snow shower(s), moderate or heavy |
Shower(s) of snow pellets or small hail, slight with or without rain or rain and snow mixed |
Shower(s) of snow pellets or small hail, moderate or heavy with or without rain or rain and snow mixed |
Shower(s) of hail, with or without rain or rain and snow mixed, not associated with thunder, slight |
90 | 91 | 92 | 93 | 94 | 95 | 96 | 97 | 98 | 99 |
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Shower(s) of hail, with or without rain or rain and snow mixed, not associated with thunder, moderate or heavy |
Thunder- storm during the pre- ceeding hour but not at time of observation with slight rain at time of observation |
Thunder- storm during the pre- ceeding hour but not at time of observation with moderate or heavy rain at time of observation |
Thunder- storm during the pre- ceeding hour but not at time of observation with slight snow, or rain and snow mixed, or hail at time of observation |
Thunder- storm during the pre- ceeding hour but not at time of observation with moderate or heavy snow, or rain and snow mixed, or hail at time of observation |
Thunder- storm, slight or moderate, without hail but with rain and or snow at time of observation |
Thunder- storm, slight or moderate, with hail at time of observation |
Thunder- storm, heavy, without hail but with rain and or snow at time of observation |
Thunder- storm combined with duststorm or sandstorm at time of observation |
Thunder- storm, heavy, with hail at time of observation |