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Tropical
- The Tropics (30°N and above)
- Warm
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Polar
- The Poles (60°N and above)
- Cold
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The Arctic Maritime brings
heavy snow.
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Temperature
- Thermometer
- °C
- Inside Stevenson Screen
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Precipitation
- Rain Gauge
- mm
- Dug into ground
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Sunshine
- Sunshine Recorder
- hours
- High on pedestal
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Air Pressure
- Barograph
- mb
- Kept indoors, or in Stevenson Screen
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Wind direction
- Wind vane
- N, S, etc.
- High above the ground
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Wind speed
- Anemometer
- km/hr or knots
- High above the ground
-
cold sector before warm front
- dry
- cirrus
- force 3-4
- relatevely cool temperatures
- se s
-
warm front
- air pressure low
- force 5-6
- sw
- prolonged steady rain
- sratus
-
warm sector
- sunny intervals with occasional showers
- cumulous
- high temp
- force 2-4
- w
- air pressure steady
-
cold front
- gale force 8-10
- nw
- low temp
- cumulonimbus
- short period of heavy rain
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after cold front
- force 3-4
- nw
- mid temp
- rainy with sunny intervals
-
anticyclone
- summer
- warm, sunny calm weather
- winter
- brings cold, frosty weather, dry with cloudless skies.
- dry, calm weather with clear, cloudless skies.
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