Low clouds being up to 2 500 metres, middle clouds from 2 500 to 5 500 metres, and high clouds from 5 500 to 13 700 metres.
Amafu asezantsi ukuya kutsho kumawaka amabini anamakhulu amahlanu eemitha, aphakathi asuka kumawaka amabini anamakhulu amahlanu ukuya kumawaka amahlanu anamakhulu amahlanu eemitha, aphezulu asuka kumawaka amahlanu anamakhulu amahlanu ukuya kumawaka alishumi anesithathu amakhulu asixhenxe eemitha.