1. Weather Instruments

2. Weather balloons Pictures courtesy of http://www. srh. noaa

3. Weather Instruments Thermometer Doppler Radar Anemometer Barometer
Weather Satellite
Wind Sock 3

4. Weather Balloons
Weather balloons: Carry equipment as high as 30 km above the Earth’s surface
Measure temperature, air pressure, relative humidity, wind speed, & direction

5. Thermometer
Thermometer: Used to measure:
air temperature

6. Barometer
Barometer: Used to measure air pressure

7. Psychrometer
An instrument used for measuring the water vapor content of the atmosphere; a type of hygrometer.

8. Anemometer
Used to measure wind speed

9. Wind Sock
Used to measure wind direction

10. Wind Vane/Weather Vane
Used to measure wind direction

11. Radar
Used to find location, movement, kind & amount of precipitation

12. 12 12

13. Weather Satellite
Orbit the Earth & send information back to Earth; used to track storms, wind speed, humidity, & different altitudes

14. 14 14

15. Collecting & Analyzing Weather Data
2 groups who gather information:
National Weather Service (NWS)
NOAA (National Oceanographic & Atmospheric Administration)

16. NWS
Produce maps based on information gathered from over 1,000 weather stations nationwide