Across
- 2. Means cool, fair weather.
- 7. Uses information from thousands of weather stations to measure weather accross the country.
- 11. A weather instrument that measures wind speed.
Down
- 1. Forms where a cold air mass moves under a warm air mass.
- 3. Can develop into rain clouds.
- 4. A front that may not move for many days.
- 5. Forms where a warm air mass slides up and over a cold air mass.
- 6. Use symbols and colors to show the weather.
- 8. A large body of air.
- 9. Can develop into thunderstorm clouds.
- 10. A weather instrument that measures air pressure.
