Solve these clues to fill the grid.
- Precipitation of ice pellets when there are strong rising air currents
- 1 Across
- Measuring instrument for measuring temperature
- 6 Across
- The ___ of an advancing mass of ___ air
- 8 Across
- Any wind that changes direction with the seasons
- 11 Across
- A severe tropical cyclone usually with heavy rains and winds moving at 63-136 knots
- 1 Down
- A slide of large masses of snow and ice and mud down a mountain
- 2 Down
- Layer of air around the Earth
- 3 Down
- An instrument that measures atmospheric pressure
- 4 Down
- An arc of colored light in the sky caused by refraction of the sun's rays by rain
- 5 Down
- A storm with widespread snowfall accompanied by strong winds
- 7 Down
- Any collection of particles or gases that is visible
- 8 Down
- Spinning funnel of wind that touches the ground
- 9 Down
- Moving air
- 10 Down