an instrument used to measure wind speed
an instrument used to determine the direction the wind is blowing
Measures how much precipitation has fallen
Measures the temperature of the air
Measures the humidity in the air
the amount of water vapor in the air.
low pressure area
rising air that is warmer than surrounding air masses and is associated with stormy weather
high pressure area
sinking air that is cooler than surrrounding air masses and is associated with sunny, fair weather.
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