cloud amount trend

Low cloud amount

low-cloud amount

Low-level cloud amount

Three-dimensional Cloud Amount

Total Cloud Amount

amount of cloud

cloud coverage of lower layer cloud

cloud to cloud discharge

cloud-to-cloud discharge

cloud-to-cloud lightning

cumulonimbus cloud with warm cloud base

interaction between the cloud’s macro-dynamics and the cloud microphysics

radar cloud-base and cloud-top indicator

Stratiform Cloud and Wave Cloud

“Mushroom”smoke cloud

3-D charging-discharging cloud model

3D cloud model

3-D cloud structure