Category Archives: Cloud Ceilometer Applications

Cloud Atlas

The definitive reference to cloud types and Cloud species is the ICAO Cloud Atlas which can be downloaded for free from this site:

WMO Cloud Atlas Vol 1    WMO Cloud Atlas Vol 2

There are a number of less detailed cloud type images on the internet.   For example

Clouds Online

The Australian Bureau of Meteorology have a good references to cloud observation

Australian Bureau Chapter 13

Cloud Types Graphic

Current ceilometers have a range out to about 25,000 ft,  and other models with larger telescopes built in,.  can reach up to about 40000 ft.   For use in aviation,  at airports a range of 12,00 ft is considered adequate.