Weather Tools
Clouds
Precipitation
Fronts
Weather Maps
100

This instrument measures air pressure. When it is low, you can expect "lousy" weather. 

What is a barometer?

100

These fluffy, popcorn like clouds predict fair, nice weather.

What are cumulus clouds?

100

This type of precipitation forms at 32 degrees and will stay in this form as long as it doesn't go through any warm air as it falls.

What is snow?

100

All fronts produce this.

What is rain?

100
Air masses (weather) in the United States generally move from this direction.

What is the west?

200

This tool measures wind speed.

What is an anemometer?

200

These dark, rainclouds produce strong storms and possibly hail.

What are cumulonimbus clouds?

200

This form of precipitation starts as snow, but then it melts and refreezes into ice pellets.

What is sleet?

200

This front occurs when warm air over takes cold air and rain may last for a long period of time.

What is a warm front?

200

This type of front on a weather map is a line of blue triangles pointing in the direction the air is moving.

What is a cold front?

300
This instrument measures the humidity (moisture) in the air.

What is a hygrometer?

300

When stratus clouds form near the ground.

What is fog?

300

This type of precipitation starts as snow, but then it melts and refreezes on surfaces.

What is freezing rain?

300

This type of front happens when cold air overtakes warm air and often cumulonimbus clouds with strong, intense storms are formed.

What is a cold front?

300

This type of front on a weather map is a line of red half circles.

What is a warm front?

400

This tool tells you which direction the wind is blowing from.

What is a weather or wind vane?

400

These high, thin and wispy clouds are made of ice crystals.

What are cirrus clouds?

400

This type of precipitation forms in a cumulonimbus cloud. Frozen ice pellets get bigger as they are pulled into the cloud again and again.

What is hail?

400

This front happens when warm air gets caught between two cold air masses and strong winds and precipitation occur.

What is an occluded front?

400

This letter on the weather map means that the area is experiencing nice, fair weather.

What is the letter "H"?

500

This tool measures the temperature of the air.

What is a thermometer?

500

The prefix/suffix "nimbus" and "nimbo" mean this.

What is rain?

500

All precipitation begins as this type of precipitation.

What is snow?

500

This front happens when a warm air mass and cold air mass meet, but neither moves and rain may last for days.

What is a stationary front?

500

This letter on the weather map means the area is experiencing cloudy, rainy weather. 

What is the letter "L"?