Weather archive in Porto Nacional
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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 | |
| 2026 February 24, Tuesday | 09 | 26.4 80 | 738.1 29.06 984.05 984.05 | 758.2 29.85 1010.85 1010.85 | 86 | Wind blowing from the west | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 100%. 10/10. 8 oktas | 23.6 74 | Stratus fractus or Cumulus fractus of bad weather, or both (pannus), usually below Altostratus or Nimbostratus. | 20–30%. 2/10–3/10. 2 oktas | 300-600 984-1968 | Altocumulus translucidus at a single level. | 20.0 12.4 | 23.9 75 | 0.5 0.02 | 24 | ||||||||||||
| February 23, Monday | 21 | 24.5 76 | 737.5 29.04 983.25 983.25 | 757.6 29.83 1010.05 1010.05 | 94 | Calm, no wind | Calm | 100%. 10/10. 8 oktas | Drizzle, not freezing, continuous, slight at time of observation. | Rain. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | 33.4 92 | Stratocumulus other than Stratocumulus cumulogenitus. | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 2.0 1.2 | 23.5 74 | 0.4 0.02 | 6 | ||||||||||
15 | 33.1 92 | 735.4 28.95 980.45 980.45 | 755.2 29.73 1006.85 1006.85 | 51 | Wind blowing from the south | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | Cumulonimbus calvus, with or without Cumulus, Stratocumulus or Stratus. | 50%. 5/10. 4 oktas | 600-1000 1968-3281 | Altocumulus of a chaotic sky, generally at several levels. | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | 20.0 12.4 | 21.6 71 | |||||||||||||||
09 | 25.2 77 | 738.5 29.07 984.59 984.59 | 758.8 29.87 1011.65 1011.65 | 90 | Wind blowing from the south | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | Clouds generally forming or developing. | Rain. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | Stratus fractus or Cumulus fractus of bad weather, or both (pannus), usually below Altostratus or Nimbostratus. | 50%. 5/10. 4 oktas | 600-1000 1968-3281 | Altocumulus translucidus at a single level. | 20.0 12.4 | 23.4 74 | 10.0 0.39 | 24 | |||||||||||