Code figure |
Description |
Unit |
Status |
0 |
Clear |
|
Operational |
1 |
Cumulonimbus |
|
Operational |
2 |
Stratus |
|
Operational |
3 |
Stratocumulus |
|
Operational |
4 |
Cumulus |
|
Operational |
5 |
Altostratus |
|
Operational |
6 |
Nimbostratus |
|
Operational |
7 |
Altocumulus |
|
Operational |
8 |
Cirrostratus |
|
Operational |
9 |
Cirrocumulus |
|
Operational |
10 |
Cirrus |
|
Operational |
11 |
Cumulonimbus - ground-based fog beneath the lowest layer |
|
Operational |
12 |
Stratus - ground-based fog beneath the lowest layer |
|
Operational |
13 |
Stratocumulus - ground-based fog beneath the lowest layer |
|
Operational |
14 |
Cumulus - ground-based fog beneath the lowest layer |
|
Operational |
15 |
Altostratus - ground-based fog beneath the lowest layer |
|
Operational |
16 |
Nimbostratus - ground-based fog beneath the lowest layer |
|
Operational |
17 |
Altocumulus - ground-based fog beneath the lowest layer |
|
Operational |
18 |
Cirrostratus - ground-based fog beneath the lowest layer |
|
Operational |
19 |
Cirrocumulus - ground-based fog beneath the lowest layer |
|
Operational |
20 |
Cirrus - ground-based fog beneath the lowest layer |
|
Operational |
21-190 |
Reserved |
|
Operational |
191 |
Unknown |
|
Operational |
192-254 |
Reserved for local use |
|
Operational |
255 |
Missing |
|
Operational |