Weather Crossword

6. Measures wind direction
11. Expert in weather forecasting
13. Measures atmospheric pressure
15. Extreme low pressure systems can bring these to our area
16. Pressure Pressure caused by the weight of air above an area
17. Cold air mass is replacing a warm air mass, accompanied by showers and thunderstorms along leading edge
18. A boundary between two different air masses, neither is strong enough to replace the other
20. Measures wind speed

1. Warm air mass is replacing a cold air mass, wide spread precipitation proceeds front
2. Large body of air that has relatively uniform temperature and humidity
3. Carries instruments into the atmosphere
4. Cold front that approaches from the east or northeast
5. As air warms, it becomes less dense and rises above the Earth's surface spinning counterclockwise
7. Warm front trapped between two cold fronts, thunderstorms form along the front
8. Line connecting points of equal atmospheric pressure
9. Extreme low pressure system over the Atlantic Ocean
10. As air cools, it becomes more dense and sinks toward the Earth's surface spinning clockwise
12. Measures temperature
14. Helps determine wind direction when reading maps
19. Boundary between two air masses