Selected DataStreme Atmosphere Weather Map Symbols


Surface Station Model

Temp (F)
Weather
Dewpoint (F)		 Pressure (mb)
Sky Cover
Wind (kts)		 Data at Surface Station
Temp 45 °F, dewpoint 29 °F,
overcast, wind from SE at 15 knots,
weather light rain, pressure 1004.5 mb


Upper Air Station Model

Temp (C)

Dewpoint (C)		 Height (m)

Wind (kts)		 Data at Pressure Level - 850 mb
Temp -5 °C, dewpoint -12 °C,
wind from S at 75 knots,
height of level 1564 m


Forecast Station Model

Temp (F)
Weather
Dewpoint (F)		 PoP (%)
Sky Cover
Wind (kts)		 Forecast at Valid Time
Temp 78 °F, dewpoint 64 °F,
scattered clouds, wind from E at 10 knots,
probability of precipitation 70% with rain showers

 


Map Symbols

Sky Cover Wind Fronts Selected
Weather Symbols
clear Calm cold front warm front

Rain
1/8   1-2 knots (1-2 mph) stationary front occluded front

Rain Shower
scattered   3-7 knots (3-8 mph) trough

Thunderstorm
3/8   8-12 knots (9-14 mph) radar intensities
colors.gif (518 bytes)

Drizzle
4/8   13-17 knots (15-20 mph) tornado (T) #300
t_box.gif (346 bytes)

or wxsym/k2.gif (141 bytes) Snow
5/8   18-22 knots (21-25 mph) severe thunderstorm (S) #287s_box.gif (354 bytes)

Snow Shower
broken   23-27 knots (26-31 mph)   Freezing Rain
7/8   48-52 knots (55-60 mph) Freezing Drizzle
overcast   73-77 knots (84-89 mph) Fog
obscured 103-107 knots (119-123 mph) Haze
missing

Shaft in direction wind is coming from

 Smoke
  Dust or Sand
Blowing Snow

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URL: datastreme:/extras/wxsym.html
This page was last updated 13 August 2002.
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