2025 September 15, Monday | 15 | 15.9 61 | | | | 58 | Wind blowing from the south-east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | | | 50%. 5/10. 4 oktas | Cloud development not observed or not observable. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | | | Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level. | 50%. 5/10. 4 oktas | 1000-1500 3281-4921 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | | | | | | | | |
10 | 13.2 56 | | | | 64 | Wind blowing from the north | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | | | 20–30%. 2/10–3/10. 2 oktas | Cloud development not observed or not observable. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | 11.2 52 | 16.3 61 | Stratocumulus other than Stratocumulus cumulogenitus. | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 1000-1500 3281-4921 | No Altocumulus, Altostratus or Nimbostratus. | Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus. | | | | | | | | |