CIRRUS scores 8 points (base, without multipliers).
8
Points
/ˈsɪɹəs/
noun
1
A tendril.
2
A thin tendril-like appendage.
3
A principal high-level cloud type characterised by white, delicate filaments or wisps, of white (or mostly white) patches, or of narrow bands, found at an altitude of above 7000 metres.