Thickness of condensable water in the atmosphere and variation according to the altitude.
R. DOIGNAUX, Royal Institute of Meteorology, Belgium
Hot or humid season | Cold or dry season | ||||||||||
Latitude | Latitude | ||||||||||
Atmospheric pressure [mb] | 0 deg | 30 deg | 45 deg | 60 deg | 70 deg | 0 deg | 30 deg | 45 deg | 60 deg | 70 deg | |
1000 mb | Mean : | 5.0 | 4.0 | 2.5 | 2.0 | 1.8 | 3.0 | 1.5 | 0.8 | 0.5 | 0.3 |
Min : | 2.0 | 2.0 | 1.0 | 0.7 | 0.7 | 1.0 | 0.4 | 0.4 | 0.2 | 0.1 | |
Max : | 10.0 | 7.0 | 4.0 | 4.0 | 4.0 | 7.0 | 4.0 | 2.0 | 1.0 | 1.0 | |
900 mb | Mean : | 3.0 | 1.9 | 1.6 | 1.25 | 1.1 | 2.0 | 1.0 | 0.5 | 0.35 | 0.2 |
Min : | 1.0 | 0.7 | 0.7 | 0.4 | 0.4 | 0.7 | 0.4 | 0.2 | 0.2 | 0.1 | |
Max : | 7.0 | 4.0 | 4.0 | 2.0 | 2.0 | 4.0 | 2.0 | 1.0 | 1.0 | 0.7 | |
800 mb | Mean: | 2.0 | 1.5 | 1.0 | 0.8 | 0.7 | 1.0 | 0.6 | 0.3 | 0.2 | 0.1 |
Min : | 1.0 | 0.7 | 0.4 | 0.4 | 0.2 | 0.4 | 0.2 | 0.1 | 0.1 | 0.05 | |
Max : | 4.0 | 4.0 | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 1.0 | 0.7 | 0.2 | |
700 mb | Mean: | 1.0 | 0.8 | 0.5 | 0.4 | 0.35 | 0.6 | 0.3 | 0.15 | 0.1 | 0.05 |
Min : | 0.4 | 0.4 | 0.2 | 0.2 | 0.1 | 0.2 | 0.1 | 0.1 | 0.05 | 0.02 | |
Max : | 2.0 | 2.0 | 1.0 | 1.0 | 1.0 | 1.0 | 1.0 | 0.4 | 0.2 | 0.1 |