Question

Anyone who watches the weather on the evening news is often frustrated when the forecast for tomorrow says sun and it rains!!!! Thinking about the weatherperson, what data sources do you think they use to come up with the probability (40% chance of rain tomorrow) when they make their forecasts?

Answer 1

Please don't hesitate to give a "thumbs up" in case you're satisfied with the answer

These forecasts are models based on certain data, which is collected by meterologists.

Meteorologists use tools, such as weather balloons to gather data

These are special balloons that have a weather pack on them that measures variable such as :

1. temperature,

2. air pressure,

3. wind speed,

4. and wind direction in all the layers of the troposphere

5. Humidity content of air

Other variable also come into play such as

6. Time of the day

7. Historical data of weather during same time of the day , last year / month/day/week