# CODE TABLE 4.203, Cloud type
0 0  Clear
1 1  Cumulonimbus
2 2  Stratus
3 3  Stratocumulus
4 4  Cumulus
5 5  Altostratus
6 6  Nimbostratus
7 7  Altocumulus
8 8  Cirrostratus
9 9  Cirrocumulus
10 10  Cirrus
11 11  Cumulonimbus - ground based fog beneath the lowest layer
12 12  Stratus - ground based fog beneath the lowest layer
13 13  Stratocumulus - ground based fog beneath the lowest layer
14 14  Cumulus - ground based fog beneath the lowest layer
15 15  Altostratus - ground based fog beneath the lowest layer
16 16  Nimbostratus - ground based fog beneath the lowest layer
17 17  Altocumulus - ground based fog beneath the lowest layer
18 18  Cirrostratus - ground based fog beneath the lowest layer
19 19  Cirrocumulus - ground based fog beneath the lowest layer
20 20  Cirrus - ground based fog beneath the lowest layer
191 191  Unknown
255 255  Missing
