Weather archive in Nagapattinam
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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 August 21, Friday | 14:30 | 35.8 96 | 753.4 29.66 1004.45 1004.45 | 754.1 29.69 1005.38 1005.38 | -1.8 -0.07 -2.4 -2.4 | 47 | Wind blowing from the west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | Stratocumulus other than Stratocumulus cumulogenitus. | 20–30%. 2/10–3/10. 2 oktas | 600-1000 1968-3281 | Altocumulus translucidus at a single level. | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | 10.0 6.2 | 22.8 73 | |||||||||||||
11:30 | 33.0 91 | 755.2 29.73 1006.85 1006.85 | 756.0 29.76 1007.92 1007.92 | -0.5 -0.02 -0.67 -0.67 | 56 | Wind blowing from the west-southwest | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 40%. 4/10. 3 oktas | Stratocumulus other than Stratocumulus cumulogenitus. | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 600-1000 1968-3281 | Altocumulus translucidus at a single level. | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | 10.0 6.2 | 23.2 74 | ||||||||||||||
08:30 | 28.4 83 | 755.7 29.75 1007.52 1007.52 | 756.5 29.78 1008.58 1008.58 | 1.1 0.04 1.47 1.47 | 95 | Wind blowing from the south-west | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 40%. 4/10. 3 oktas | 23.7 75 | 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 translucidus at a single level. | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | 10.0 6.2 | 27.6 82 | |||||||||||||
05:30 | 26.0 79 | 754.6 29.71 1006.05 1006.05 | 755.4 29.74 1007.12 1007.12 | 0.1 0 0.13 0.13 | 100 | Calm, no wind | Calm | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | State of sky on the whole unchanged. | Drizzle. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | Stratocumulus other than Stratocumulus cumulogenitus. | 20–30%. 2/10–3/10. 2 oktas | 600-1000 1968-3281 | Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 4.0 2.5 | 26.0 79 | |||||||||||
02:30 | 26.0 79 | 754.5 29.7 1005.92 1005.92 | 755.3 29.74 1006.98 1006.98 | -1.9 -0.07 -2.53 -2.53 | 100 | Calm, no wind | Calm | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | Drizzle, not freezing, continuous, slight at time of observation. | Drizzle. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | Stratocumulus other than Stratocumulus cumulogenitus. | 20–30%. 2/10–3/10. 2 oktas | 600-1000 1968-3281 | Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 4.0 2.5 | 26.0 79 | |||||||||||
| August 20, Thursday | 23:30 | 26.6 80 | 756.4 29.78 1008.45 1008.45 | 757.2 29.81 1009.52 1009.52 | 0.7 0.03 0.93 0.93 | 100 | Calm, no wind | Calm | 100%. 10/10. 8 oktas | Drizzle, not freezing, continuous, slight at time of observation. | Thunderstorm(s) with or without precipitation. | Rain. | Stratocumulus other than Stratocumulus cumulogenitus. | 40%. 4/10. 3 oktas | 600-1000 1968-3281 | Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus. | 2.0 1.2 | 26.6 80 | |||||||||||
20:30 | 26.4 80 | 755.7 29.75 1007.52 1007.52 | 756.5 29.78 1008.58 1008.58 | 2.5 0.1 3.33 3.33 | 100 | 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 | State of sky on the whole unchanged. | Rain. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | Stratocumulus other than Stratocumulus cumulogenitus. | 20–30%. 2/10–3/10. 2 oktas | 600-1000 1968-3281 | Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 4.0 2.5 | 26.4 80 | |||||||||||
17:30 | 30.4 87 | 753.2 29.65 1004.18 1004.18 | 754.0 29.69 1005.25 1005.25 | -0.5 -0.02 -0.67 -0.67 | 88 | Wind blowing from the south-southeast | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 100%. 10/10. 8 oktas | 35.5 96 | Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels. | 50%. 5/10. 4 oktas | 600-1000 1968-3281 | Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus. | 10.0 6.2 | 28.2 83 | ||||||||||||||
14:30 | 35.0 95 | 753.7 29.67 1004.85 1004.85 | 754.5 29.7 1005.92 1005.92 | -1.9 -0.07 -2.53 -2.53 | 53 | Calm, no wind | Calm | 70 – 80%. 7/10 – 8/10. 6 oktas | Stratocumulus cumulogenitus. | 20–30%. 2/10–3/10. 2 oktas | 600-1000 1968-3281 | Altocumulus translucidus at a single level. | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | 10.0 6.2 | 24.2 76 | ||||||||||||||