Weather archive in Puttalam
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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 May 13, Wednesday | 14:30 | 752.7 29.63 1003.52 1003.52 | 752.8 29.64 1003.65 1003.65 | 100%. 10/10. 8 oktas | Rain, not freezing, intermittent, slight at time of observation. | Thunderstorm(s) with or without precipitation. | Shower(s). | Cumulonimbus calvus, with or without Cumulus, Stratocumulus or Stratus. | 20–30%. 2/10–3/10. 2 oktas | 600-1000 1968-3281 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 19.0 11.8 | 12.0 0.47 | 9 | ||||||||||||||
11:30 | 25.0 77 | 755.3 29.74 1006.98 1006.98 | 755.5 29.74 1007.25 1007.25 | 95 | Wind blowing from the north | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 100%. 10/10. 8 oktas | Thunderstorm, slight or moderate, without hail, but with rain and/or snow at time of observation. | Thunderstorm(s) with or without precipitation. | Thunderstorm(s) with or without precipitation. | Cumulonimbus calvus, with or without Cumulus, Stratocumulus or Stratus. | 20–30%. 2/10–3/10. 2 oktas | 600-1000 1968-3281 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 15.0 9.3 | 24.1 75 | ||||||||||||
08:30 | 26.0 79 | 754.6 29.71 1006.05 1006.05 | 754.8 29.72 1006.32 1006.32 | 95 | Wind blowing from the north | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 100%. 10/10. 8 oktas | Thunderstorm, slight or moderate, without hail, but with rain and/or snow at time of observation. | Thunderstorm(s) with or without precipitation. | Thunderstorm(s) with or without precipitation. | 25.6 78 | 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 | Altostratus opacus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 15.0 9.3 | 25.1 77 | 9.0 0.35 | 9 | |||||||||
05:30 | 26.4 80 | 753.1 29.65 1004.05 1004.05 | 753.2 29.65 1004.18 1004.18 | 0.1 0 0.13 0.13 | 94 | Wind blowing from the south | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 100%. 10/10. 8 oktas | State of sky on the whole unchanged. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | Cumulus humilis or Cumulus fractus other than of bad weather, or both. | 60%. 6/10. 5 oktas | 300-600 984-1968 | Altostratus opacus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 20.0 12.4 | 25.3 78 | No precipitation No precipitation | 9 | |||||||||
02:30 | 26.0 79 | 753.0 29.65 1003.92 1003.92 | 753.1 29.65 1004.05 1004.05 | 94 | Wind blowing from the south | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 100%. 10/10. 8 oktas | State of sky on the whole unchanged. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | Cumulus humilis or Cumulus fractus other than of bad weather, or both. | 60%. 6/10. 5 oktas | 300-600 984-1968 | Altostratus opacus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 20.0 12.4 | 25.0 77 | No precipitation No precipitation | 9 | ||||||||||
| May 12, Tuesday | 23:30 | 26.4 80 | 754.2 29.69 1005.52 1005.52 | 754.3 29.7 1005.65 1005.65 | 0.1 0 0.13 0.13 | 95 | Wind blowing from the south | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 100%. 10/10. 8 oktas | State of sky on the whole unchanged. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | Cumulus humilis or Cumulus fractus other than of bad weather, or both. | 60%. 6/10. 5 oktas | 300-600 984-1968 | Altostratus opacus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 20.0 12.4 | 25.5 78 | No precipitation No precipitation | 9 | ||||||||
20:30 | 26.4 80 | 754.1 29.69 1005.38 1005.38 | 754.3 29.7 1005.65 1005.65 | 95 | Wind blowing from the south-southeast | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 100%. 10/10. 8 oktas | State of sky on the whole unchanged. | Rain. | Cloud covering more than 1/2 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. | 60%. 6/10. 5 oktas | 300-600 984-1968 | Altostratus opacus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 20.0 12.4 | 25.5 78 | 0.2 0.01 | 9 | ||||||||||
17:30 | 26.4 80 | 753.3 29.66 1004.32 1004.32 | 753.4 29.66 1004.45 1004.45 | -0.1 -0 -0.13 -0.13 | 94 | Wind blowing from the north-east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 100%. 10/10. 8 oktas | Rain, not freezing, intermittent, slight at time of observation. | Thunderstorm(s) with or without precipitation. | Shower(s). | 31.7 89 | 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 | Altostratus opacus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 19.0 11.8 | 25.3 78 | 1.0 0.04 | 9 | ||||||||
14:30 | 28.0 82 | 753.4 29.66 1004.45 1004.45 | 753.6 29.67 1004.72 1004.72 | 92 | Wind blowing from the east-northeast | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 100%. 10/10. 8 oktas | Thunderstorm, slight or moderate, without hail, but with rain and/or snow at time of observation. | Thunderstorm(s) with or without precipitation. | 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 | Altostratus opacus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 18.0 11.2 | 26.6 80 | 4.0 0.16 | 9 | ||||||||||