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 July 23, Thursday | 09 | 26.4 80 | 739.7 29.12 986.19 986.19 | 759.8 29.91 1012.98 1012.98 | 62 | Wind blowing from the west | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | Cumulus humilis or Cumulus 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 | 1000-1500 3281-4921 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 20.0 12.4 | 18.5 65 | ||||||||||||||
| July 22, Wednesday | 21 | 27.5 82 | 739.0 29.09 985.25 985.25 | 759.1 29.89 1012.05 1012.05 | 68 | Calm, no wind | Calm | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 36.2 97 | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 2000-2500 6562-8202 | Altocumulus castellanus or floccus. | No Cirrus, Cirrocumulus or Cirrostratus. | 2.0 1.2 | 21.1 70 | |||||||||||||
15 | 35.5 96 | 737.2 29.02 982.85 982.85 | 757.0 29.8 1009.25 1009.25 | 29 | Wind blowing from the west | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 20–30%. 2/10–3/10. 2 oktas | Cumulus humilis or Cumulus fractus other than of bad weather, or both. | 20–30%. 2/10–3/10. 2 oktas | 1500-2000 4921-6562 | No Altocumulus, Altostratus or Nimbostratus. | Cirrostratus not progressively invading the sky and not entirely covering it. | 20.0 12.4 | 14.7 58 | |||||||||||||||
09 | 27.0 81 | 739.8 29.13 986.32 986.32 | 759.9 29.92 1013.12 1013.12 | 65 | Wind blowing from the west | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 40%. 4/10. 3 oktas | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 20–30%. 2/10–3/10. 2 oktas | 2000-2500 6562-8202 | Altocumulus castellanus or floccus. | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | 20.0 12.4 | 19.9 68 | |||||||||||||||