WEATHERWEATHER
What you need to knowWhat you need to know
How to measure and record weatherHow to measure and record weather Depressions and anticyclonesDepressions and anticyclones Weather associated with bothWeather associated with both Air masses and associated weatherAir masses and associated weather Extreme weather and how it effects humansExtreme weather and how it effects humans
Measuring and recordingMeasuring and recording
DeviceDevice What is What is MeasuresMeasures
UnitsUnits
ThermometerThermometer TemperatureTemperature °C°C or °F or °F
Rain GaugeRain Gauge PrecipitationPrecipitation mm (or inches)mm (or inches)
AnemometerAnemometer Wind SpeedWind Speed Mph or KphMph or Kph
Wind VaneWind Vane Wind DirectionWind Direction Compass PointsCompass Points
Sunshine Sunshine RecorderRecorder
Sunshine (duh!)Sunshine (duh!) HoursHours
BarometerBarometer Air PressureAir Pressure MillibarsMillibars
STEVENSON SCREENSTEVENSON SCREENPainted White to Reflect the heat from the sun
Placed on earth or grass, which absorbs heat
Slatted Slides allows air to pass through keeping thermometers cool
On a stilt to prevent reflection of heat of the surface.
Synoptic ChartsSynoptic Charts
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WHAT DOES IT ALL MEAN?
FRONTSFRONTS
COLD FRONT
OCCLUDED FRONT
WARM FRONT
ISOBARS
Air Movement round a DepressionAir Movement round a Depression
WINDS MOVE ANTI-CLOOCKWISE ROUND A LOW PRESSURE
WINDS MOVE CLOCKWISE ROUND A HIGH PRESSURE
DEPRESSIONSDEPRESSIONS
Sometimes is known as Low Pressure.Sometimes is known as Low Pressure. Will contain a Warm Front and Cold FrontWill contain a Warm Front and Cold Front Winds will be strong and move anti-Winds will be strong and move anti-
clockwise around a depression.clockwise around a depression. Brings a period of unsettled weather, wind, Brings a period of unsettled weather, wind,
rain, heavy showers, cooler temperaturesrain, heavy showers, cooler temperatures