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| Date / Local time | T | Po | P | Pa | U | DD | Ff | ff10 | ff3 | N | WW | W1 | W2 | Tn | Tx | Cl | Nh | H | Cm | Ch | VV | Td | RRR | tR | E | Tg | E' | sss | |
| 2025 September 18, Thursday | 15 | 2.4 36 | 749.0 29.49 998.58 998.58 | 749.7 29.52 999.52 999.52 | 0.0 0 0 0 | 67 | Wind blowing from the south | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 21 m/s 76 km/h 47 miles/hour 41 mile/hour 9 Bft | 100%. 10/10. 8 oktas | Stratus nebulosus or Stratus fractus other than of bad weather, or both. | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 300-600 984-1968 | Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus. | 20.0 12.4 | -3.2 26 | ||||||||||||
12 | 3.5 38 | 749.0 29.49 998.58 998.58 | 749.7 29.52 999.52 999.52 | -1.4 -0.06 -1.87 -1.87 | 55 | Wind blowing from the south | Near gale (14 m/s) (50 km/h) (31 mile/hour) (27 knots) (7 Bft) | 16 m/s 58 km/h 36 miles/hour 31 mile/hour 7 Bft | 19 m/s 68 km/h 43 mph 37 knots 8 Bft | -4.9 23 | |||||||||||||||||||
09 | 1.6 35 | 750.4 29.54 1000.45 1000.45 | 751.0 29.57 1001.25 1001.25 | -0.8 -0.03 -1.07 -1.07 | 61 | Wind blowing from the south-southeast | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 10 m/s 36 km/h 22 mph 19 knots 5 Bft | 15 m/s 54 km/h 34 mph 29 knots 7 Bft | 100%. 10/10. 8 oktas | -2.4 28 | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels. | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | 20.0 12.4 | -5.1 23 | No precipitation No precipitation | 12 | Surface of ground moist. | -3.0 27 | |||||||
06 | -0.8 31 | 751.2 29.57 1001.52 1001.52 | 751.9 29.6 1002.45 1002.45 | -1.1 -0.04 -1.47 -1.47 | 67 | Wind blowing from the south | Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft) | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft | -6.3 21 | |||||||||||||||||||
03 | -0.9 30 | 752.3 29.62 1002.98 1002.98 | 753.0 29.65 1003.92 1003.92 | -0.7 -0.03 -0.93 -0.93 | 71 | Wind blowing from the south | Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft) | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 20–30%. 2/10–3/10. 2 oktas | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | no clouds no clouds no clouds | 2500 or more, or no clouds. 8202 or more, or no clouds. | No Altocumulus, Altostratus or Nimbostratus. | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | 20.0 12.4 | -5.5 22 | ||||||||||||
00 | -0.9 30 | 753.0 29.65 1003.92 1003.92 | 753.7 29.67 1004.85 1004.85 | -0.7 -0.03 -0.93 -0.93 | 77 | Wind blowing from the south | Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft) | -4.5 24 | |||||||||||||||||||||
| September 17, Wednesday | 21 | -2.3 28 | 753.7 29.67 1004.85 1004.85 | 754.3 29.7 1005.65 1005.65 | -0.5 -0.02 -0.67 -0.67 | 85 | Wind blowing from the south-southwest | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 20–30%. 2/10–3/10. 2 oktas | 1.7 35 | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | no clouds no clouds no clouds | 2500 or more, or no clouds. 8202 or more, or no clouds. | No Altocumulus, Altostratus or Nimbostratus. | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | 20.0 12.4 | -4.5 24 | 0.3 0.01 | 12 | ||||||||||
18 | 1.4 35 | 754.2 29.69 1005.52 1005.52 | 754.9 29.72 1006.45 1006.45 | -0.1 -0 -0.13 -0.13 | 80 | Wind blowing from the south | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | -1.7 29 | |||||||||||||||||||||
15 | 0.9 34 | 754.3 29.7 1005.65 1005.65 | 754.9 29.72 1006.45 1006.45 | -0.2 -0.01 -0.27 -0.27 | 89 | Wind blowing from the east | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 100%. 10/10. 8 oktas | Shower(s) of snow, or of rain and snow. | Shower(s). | Cloud covering more than 1/2 of the sky throughout the appropriate period. | Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus. | 70 – 80%. 7/10 – 8/10. 6 oktas | 300-600 984-1968 | Altocumulus translucidus in bands, or one or more layers of Altocumulus translucidus or opacus, progressively invading the sky; these Altocumulus clouds generally thicken as a whole. | 20.0 12.4 | -0.8 31 | ||||||||||||