GRIBv2 - Code Table 4.203

Created 05/16/2005

Code Figure	Meaning
0	Clear
1	Cumulonimbus
2	Stratus
3	Stratocumulus
4	Cumulus
5	Altostratus
6	Nimbostratus
7	Altocumulus
8	Cirrostratus
9	Cirrorcumulus
10	Cirrus
11	Cumulonimbus - ground-based fog beneath the lowest layer
12	Stratus - ground-based fog beneath the lowest layer
13	Stratocumulus - ground-based fog beneath the lowest layer
14	Cumulus - ground-based fog beneath the lowest layer
15	Altostratus - ground-based fog beneath the lowest layer
16	Nimbostratus - ground-based fog beneath the lowest layer
17	Altocumulus - ground-based fog beneath the lowest layer
18	Cirrostratus - ground-based fog beneath the lowest layer
19	Cirrorcumulus - ground-based fog beneath the lowest layer
20	Cirrus - ground-based fog beneath the lowest layer
21-190	Reserved
191	Unknown
192-254	Reserved for Local Use
255	Missing

Notes:

1. Code figures 11-20 indicate all four layers were used and ground-based fog is below the lowest layer.

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