Weather archive in Trincomalee
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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 April 18, Saturday | 17:30 | 31.8 89 | 752.0 29.61 1002.58 1002.58 | 755.1 29.73 1006.72 1006.72 | -0.8 -0.03 -1.07 -1.07 | 65 | Wind blowing from the north-east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 50%. 5/10. 4 oktas | Clouds generally dissolving or becoming less developed. | 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. | 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. | 30.5 87 | 35.0 95 | 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 | 300-600 984-1968 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 20.0 12.4 | 24.5 76 | No precipitation No precipitation | 9 | ||||||
14:30 | 34.4 94 | 752.8 29.64 1003.65 1003.65 | 755.8 29.76 1007.65 1007.65 | 57 | Wind blowing from the north-east | 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 | 300-600 984-1968 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 20.0 12.4 | 24.7 76 | No precipitation No precipitation | 9 | |||||||||||||
11:30 | 34.4 94 | 754.3 29.7 1005.65 1005.65 | 757.4 29.82 1009.78 1009.78 | -0.5 -0.02 -0.67 -0.67 | 57 | Wind blowing from the north-east | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 20–30%. 2/10–3/10. 2 oktas | Clouds generally dissolving or becoming less developed. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 20–30%. 2/10–3/10. 2 oktas | 300-600 984-1968 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 20.0 12.4 | 24.8 77 | No precipitation No precipitation | 9 | |||||||||
08:30 | 30.4 87 | 754.8 29.72 1006.32 1006.32 | 757.9 29.84 1010.45 1010.45 | 70 | Wind blowing from the south-east | Calm | 20–30%. 2/10–3/10. 2 oktas | Clouds generally dissolving or becoming less developed. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | 25.3 78 | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 20–30%. 2/10–3/10. 2 oktas | 300-600 984-1968 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 20.0 12.4 | 24.4 76 | No precipitation No precipitation | 9 | |||||||||
05:30 | 25.5 78 | 753.4 29.66 1004.45 1004.45 | 756.4 29.78 1008.45 1008.45 | 0.2 0.01 0.27 0.27 | 94 | Calm, no wind | Calm | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | Clouds generally dissolving or becoming less developed. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | 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 | 300-600 984-1968 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 20.0 12.4 | 24.5 76 | No precipitation No precipitation | 9 | |||||||||
02:30 | 27.0 81 | 753.2 29.65 1004.18 1004.18 | 756.3 29.78 1008.32 1008.32 | 88 | Calm, no wind | Calm | 20–30%. 2/10–3/10. 2 oktas | Clouds generally dissolving or becoming less developed. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 20–30%. 2/10–3/10. 2 oktas | 300-600 984-1968 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 20.0 12.4 | 24.9 77 | No precipitation No precipitation | 9 | ||||||||||
| April 17, Friday | 23:30 | 28.5 83 | 753.9 29.68 1005.12 1005.12 | 757.0 29.8 1009.25 1009.25 | 0.9 0.04 1.2 1.2 | 81 | Calm, no wind | Calm | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | Clouds generally dissolving or becoming less developed. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | 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 | 300-600 984-1968 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 20.0 12.4 | 24.9 77 | No precipitation No precipitation | 9 | ||||||||
20:30 | 29.0 84 | 753.0 29.65 1003.92 1003.92 | 756.1 29.77 1008.05 1008.05 | 80 | Calm, no wind | Calm | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | Clouds generally dissolving or becoming less developed. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | 2500 or more, or no clouds. 8202 or more, or no clouds. | 20.0 12.4 | 25.1 77 | No precipitation No precipitation | 9 | ||||||||||||||
17:30 | 31.0 88 | 752.1 29.61 1002.72 1002.72 | 755.2 29.73 1006.85 1006.85 | -0.6 -0.02 -0.8 -0.8 | 68 | Calm, no wind | Calm | 50%. 5/10. 4 oktas | Clouds generally dissolving or becoming less developed. | 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. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | 31.8 89 | 35.2 95 | 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 | 300-600 984-1968 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 20.0 12.4 | 24.5 76 | No precipitation No precipitation | 9 | |||||||