STANDARD GRADE WEATHER SYMBOLS
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Transcript of STANDARD GRADE WEATHER SYMBOLS
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STANDARD GRADESTANDARD GRADEWEATHERWEATHERSYMBOLSSYMBOLS
John Smith Invergordon AcademyMalcolm McDonald Bathgate Academy
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HOW IS WEATHER SHOWN ON A WEATHER MAP? (1)TV & NEWSPAPER WEATHER TV & NEWSPAPER WEATHER SYMBOLSSYMBOLS
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TYPICAL MEDIA WEATHER MAP
Look at the symbols.
What weather does Eastern England have?
What is the weather like in
Northern Scotland ?
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HOW IS WEATHER SHOWN ON A WEATHER MAP?
Present weather
Mist
Fog Thunder
Drizzle
Rain Snow
Hail Shower
The shower symbol can be combined with others….
Rain shower
Hail shower
Snow shower
Heavyrain
Heavysnow
Drizzle
Present weather is shown by the symbol at the bottom left of the circle
Temperature is shown at the top left of the circle 18
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HOW IS WEATHER SHOWN ON A WEATHER MAP? Wind direction and wind speed
Wind direction is shown by a line leading into the station circle.
This symbol shows that the wind blew into the station circle from the east
A circle round the station shows that there was no wind : calm
3-7 knotslight winds 1-2 knots 13-17 knots 8-12 knots 18-22 knots 23-27 knots 28-32 knots
The speed is shown by a series of “feathers”
gale forceE
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HOW IS WEATHER SHOWN ON A WEATHER MAP? (3)Cloud cover is shown by the amount of shading inside the station circle. Cloud cover is measured in oktas Eighths of the sky !
Clear sky
1 okta
2 oktas
3 oktas
4 oktas
5 oktas
6 oktas
7 oktas
8 oktasOvercast
obscured
I hope it doesn’t cloud over
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FRONTS ON WEATHER MAPS
Warm fronts are shown by the following symbol.
Cold fronts are shown by the following symbol.
There is a third type of front that we will study later – the OCCLUDED front. They are shown by the following symbol.