How are clouds’ shapes made? – Amanda, age 5 ... When the edges of these clouds look especially crisp, it’s a sign that heavy rain or snow may be imminent. Wispy cirrus are ice clouds When ...

These brilliant images show how researchers in Switzerland are using weather-modification techniques to understand how ice ...

How are clouds’ shapes made? – Amanda ... it’s a sign that heavy rain or snow may be imminent. Wispy cirrus are ice clouds When cumulonimbus clouds grow high enough into the atmosphere ...

Once you understand how certain clouds develop their shapes, you can learn to forecast ... it’s a sign that heavy rain or snow may be imminent. Wispy cirrus are ice clouds When cumulonimbus ...