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 July 10, Friday	23:30	25.6 78	756.1 29.77 1008.05 1008.05	757.0 29.8 1009.25 1009.25	-0.4 -0.02 -0.53 -0.53	100	Calm, no wind	Calm			50%. 5/10. 4 oktas								600-1000 1968-3281			4.0 2.5	25.6 78
	20:30	25.0 77	756.5 29.78 1008.58 1008.58	757.3 29.81 1009.65 1009.65	1.9 0.07 2.53 2.53	100	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	Clouds generally dissolving or becoming less developed.	Thunderstorm(s) with or without precipitation.	Rain.			Stratocumulus cumulogenitus.	40%. 4/10. 3 oktas	600-1000 1968-3281	Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	4.0 2.5	25.0 77
	17:30	28.0 82	754.6 29.71 1006.05 1006.05	755.3 29.74 1006.98 1006.98	0.8 0.03 1.07 1.07	89	Wind blowing from the south	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 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.	Rain.		38.0 100	Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus.	50%. 5/10. 4 oktas	300-600 984-1968	Altostratus opacus or Nimbostratus.		4.0 2.5	26.0 79
	14:30	32.6 91	753.8 29.68 1004.98 1004.98	754.6 29.71 1006.05 1006.05	-1.9 -0.07 -2.53 -2.53	75	Wind blowing from the south-southeast	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas						Stratocumulus cumulogenitus.	40%. 4/10. 3 oktas	600-1000 1968-3281	Altocumulus translucidus at a single level.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	10.0 6.2	27.7 82
	11:30	36.6 98	755.7 29.75 1007.52 1007.52	756.4 29.78 1008.45 1008.45	-0.6 -0.02 -0.8 -0.8	47	Wind blowing from the west-southwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 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	23.5 74
	08:30	29.4 85	756.3 29.78 1008.32 1008.32	757.0 29.8 1009.25 1009.25	1.6 0.06 2.13 2.13	82	Calm, no wind	Calm			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	26.0 79
	05:30	29.0 84	754.7 29.71 1006.18 1006.18	755.5 29.74 1007.25 1007.25	0.5 0.02 0.67 0.67	82	Wind blowing from the south-southwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			100%. 10/10. 8 oktas						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.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	4.0 2.5	25.6 78
	02:30	29.6 85	754.2 29.69 1005.52 1005.52	754.9 29.72 1006.45 1006.45	-1.4 -0.06 -1.87 -1.87	81	Wind blowing from the south-southwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			100%. 10/10. 8 oktas						Stratocumulus other than Stratocumulus cumulogenitus.	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.		4.0 2.5	26.0 79