Weather archive in Maha Illuppallama
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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 | |
| 2024 December 20, Friday | 14:30 | 31.1 88 | 745.0 29.33 993.25 993.25 | 754.9 29.72 1006.45 1006.45 | 66 | Wind blowing from the west | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level. | 70 – 80%. 7/10 – 8/10. 6 oktas | 300-600 984-1968 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 20.0 12.4 | 24.1 75 | No precipitation No precipitation | 9 | ||||||||||||
11:30 | 31.0 88 | 747.9 29.44 997.12 997.12 | 757.7 29.83 1010.18 1010.18 | 72 | Wind blowing from the south-west | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | Clouds generally forming or developing. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | Cloud covering more than 1/2 of the sky during part of the appropriate period and covering 1/2 or less during part of the period. | Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level. | 70 – 80%. 7/10 – 8/10. 6 oktas | 300-600 984-1968 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 20.0 12.4 | 25.4 78 | No precipitation No precipitation | 9 | ||||||||||
05:30 | 23.5 74 | 746.0 29.37 994.59 994.59 | 756.1 29.77 1008.05 1008.05 | 99 | Wind blowing from the south-west | Calm | 40%. 4/10. 3 oktas | Mist. | Cloud covering more than 1/2 of the sky during part of the appropriate period and covering 1/2 or less during part of the period. | 300-600 984-1968 | 6.0 3.7 | 23.3 74 | No precipitation No precipitation | 9 | |||||||||||||||
| December 19, Thursday | 17:30 | 27.7 82 | 745.4 29.35 993.79 993.79 | 755.4 29.74 1007.12 1007.12 | -0.1 -0 -0.13 -0.13 | 88 | Wind blowing from the west | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | Clouds generally dissolving or becoming less developed. | Shower(s). | Cloud covering more than 1/2 of the sky throughout the appropriate period. | 25.3 78 | 30.5 87 | Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels. | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 300-600 984-1968 | No Altocumulus, Altostratus or Nimbostratus. | Cirrus (often in bands) and Cirrostratus, or Cirrostratus alone, progressively invading the sky; they generally thicken as a whole; the continuous veil extends more than 45 degrees above the horizon, without the sky being totally covered. | 20.0 12.4 | 25.5 78 | Trace of precipitation Trace of precipitation | 9 | ||||||
14:30 | 25.7 78 | 745.5 29.35 993.92 993.92 | 755.5 29.74 1007.25 1007.25 | 94 | Wind blowing from the west | 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 | Rain shower(s), slight. | Shower(s). | Shower(s). | Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level. | 70 – 80%. 7/10 – 8/10. 6 oktas | 300-600 984-1968 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 10.0 6.2 | 24.7 76 | 9.0 0.35 | 9 | ||||||||||