Weather and Clouds Crossword

thin and wispy, most common form of high-level clouds found at heights greater than 6000 meters. Composed of ice crystals.
Puffy, lumpy looking clouds, below 2000 meters that produce little or no precipitation.
Sheet clouds that are below 2000 meters
Mid-level, gray or blue-gray clouds that usually covers the whole sky.
Thunderhead clouds
Small, high, patched clouds, in rows that usually occur at an altitude of 5 kilometres to 12 kilometres
Globular masses or rolls in layers or patches.
Pressure caused by the weight of air above an area
A line connecting points of equal atmospheric pressure.
A large body of air that has relatively uniform temperature and humidity
Air mass over land
air mass of the sea
A cold air mass is replacing a warm air mass
A warm air mass is replacing a cold air mass
A boundary between two different air masses, neither of which is strong enough to replace the other
Two cold air masses converge on a warm air mass
measures atmospheric pressure in mb & Hg
measures wind speed in mph
measures temperature in oC & oF
carry instruments to high altitudes to measure pressure, temperature, humidity, and wind speed
helps determine wind direction when reading weather maps
measures wind direction as N,S,E,W