Middle Cloud Type
(If BTRA (VITD): 0 = none, 1 = altostratus, 2 = altocumulus,
3 = altocumulus castellanus
Else (SEDRIS): 0 = none
1 = altostratus translucidus
2 = altostratus opacus or nimbostratus
3 = altocumulus translucidus, 1 level
4 = altocumulus translucidus, many levels, varying
5 = altocumulus translucidus in bands
6 = altocumulus cumulogentis or cumulonimbo genitus
7 = altocumulus translucidus or opacus, multi layer
8 = altocumulus castellanus or floccus
9 = chaotic altocumulus
99 = no clouds visible
High Cloud Amount (tenths)
High Cloud Height (km)
High Cloud Type
(If BTRA (VITD):0 = none, 1 = cirrus, 2 = cirrostratus, 3 = cirrocumulus
Else (SEDRIS): 0 = none,
1 = cirrus fibratus,
2 = cirrus spissatu, patchy
3 = cirrus spissatus cumulonimbo genitus
4 = cirrus unicinus and/or fibratus
5 = cirrus and/or cirrostratus < 45 above horizon
6 = cirrus and/or cirrostratus > 45 above horizon
7 = cirrostratus full cover
8 = cirrostratus not full cover
9 = cirrocumulus
99 = no clouds visible
Direct Solar Radiation (W/m2)
Diffuse Solar Radiation (W/m2)
Reflected Solar Radiation (W/m2)
Net Infrared Radiation (J/m2)
Solar Zenith Angle (degrees)
Solar Azimuth Angle (degrees)
Snow Depth (m)
Ice Thickness (m)
Soil Surface Temperature (K)
Soil Surface Moisture (0 5cm) (vol/vol)
Surface Cone Index
Surface Rating Cone Index
Freeze/Thaw Depth (m)
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