Geography
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Weather
The weather and Us
→ The weather changes from time to
time.
→ The weather change is brought by
wind.
→ Wind is air that is in motion,
(moving)
→ The rain pours down for hours or
sometimes there is a quick
shower.
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Date:
17/04/23
Importance of rain
1. It gives us water for drinking.
2. It gives water for washing ourselves.
3. Water for growing crops.
4. Water for keeping animals alive.
5. It keeps you hydrated.
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Changing weather conditions
Weather Forecasts
→ We can find how the weather will be
Through the following: 1. Television
2. Radio
3. Newspaper
4. Telephone
5. Computers
→ Scientists try to predict or forecast what
weather will be like over the next few days. This
helps us to plan our lives.
Weather Information
- Weather information comes from
weather stations.
- Weather scientist (meteorologists)
analyze all the information using
computers and all the information
using computers and special weather
charts.
- They put all the information
together and make prediction of what
the weather will be like in the next
few days.
- The information to produce the
weather forecasts comes from weather
will be like in the next few days.
- Weather forecast is prediction of how the
weather will be for the next few days.
- Weather forecast is very important
especially to people who engage in
outdoor activities. The weather scientists
are called Meteorologists.
Importance of weather forecasts:
• It helps know the right clothes to wear.
• It helps farmers to know when to plough.
• It helps plan for outdoor activities.
• It helps the captain of the ship to know
when to sail in case there’s a storm.
- In the weather station we have weather
instruments.
- The information from each weather
station is passed to regional centers
E.g. local airport, then to main
meteorological offices in the country.
Instruments
 Thermometer
measuring
temperature.
– It is used for
air
and
surface
 Hygrometer – It is used for measuring
humidity.
 Barometer – It is used for measuring
the atmospheric pressure.
 Windsock – It is used for measuring
strength and direction of the wind.
 Wind vane – It shows wind direction.
 Rain gauge – It is used for measuring
the amount of rainfall in ml.
 Anemometer – It is used to measure
wind speed.
Weather Instruments
Thermometer
Anemometer
Barometer
Hygrometer