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 20, Thursday	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
	11:30	31.4 89	755.6 29.75 1007.38 1007.38	756.4 29.78 1008.45 1008.45	-0.8 -0.03 -1.07 -1.07	71	Wind blowing from the west-northwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas						Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	40%. 4/10. 3 oktas	600-1000 1968-3281	Altocumulus translucidus at a single level.	Cirrus spissatus, in patches or entangled sheaves, which usually do not increase and sometimes seem to be the remains of the upper part of a Cumulonimbus; or Cirrus castellanus or floccus.	10.0 6.2	25.5 78
	08:30	27.8 82	756.4 29.78 1008.45 1008.45	757.3 29.81 1009.65 1009.65	1.3 0.05 1.73 1.73	98	Calm, no wind	Calm			100%. 10/10. 8 oktas				23.0 73		Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	50%. 5/10. 4 oktas	600-1000 1968-3281	Altostratus translucidus.		10.0 6.2	27.5 82	19.0 0.75	24
	05:30	26.6 80	755.1 29.73 1006.72 1006.72	755.9 29.76 1007.78 1007.78	-0.1 -0 -0.13 -0.13	100	Calm, no wind	Calm			100%. 10/10. 8 oktas	State of sky on the whole unchanged.	Drizzle.	Cloud covering more than 1/2 of the sky throughout the appropriate period.			Stratus nebulosus or Stratus fractus other than of bad weather, or both.	50%. 5/10. 4 oktas	600-1000 1968-3281	Altostratus translucidus.		4.0 2.5	26.6 80
	02:30	26.6 80	755.2 29.73 1006.85 1006.85	756.1 29.77 1008.05 1008.05	-1.5 -0.06 -2 -2	100	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.	Drizzle.	Cloud covering more than 1/2 of the sky throughout the appropriate period.			Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	60%. 6/10. 5 oktas	600-1000 1968-3281	Altostratus translucidus.		2.0 1.2	26.6 80
August 19, Wednesday	23:30	25.8 78	756.7 29.79 1008.85 1008.85	757.6 29.83 1010.05 1010.05	1.0 0.04 1.33 1.33	100	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	Drizzle, not freezing, intermittent, slight at time of observation.	Thunderstorm(s) with or without precipitation.	Rain.			Stratus fractus or Cumulus fractus of bad weather, or both (pannus), usually below Altostratus or Nimbostratus.	50%. 5/10. 4 oktas	300-600 984-1968	Altostratus opacus or Nimbostratus.		2.0 1.2	25.8 78
	20:30	29.4 85	755.7 29.75 1007.52 1007.52	756.5 29.78 1008.58 1008.58	1.5 0.06 2 2	82	Wind blowing from the south	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.	40%. 4/10. 3 oktas	600-1000 1968-3281	Altocumulus translucidus at a single level.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	4.0 2.5	26.0 79
	17:30	30.8 87	754.2 29.69 1005.52 1005.52	754.9 29.72 1006.45 1006.45	0.1 0 0.13 0.13	76	Calm, no wind	Calm			70 – 80%. 7/10 – 8/10. 6 oktas	Clouds generally dissolving or becoming less developed.	Rain.	Cloud covering more than 1/2 of the sky throughout the appropriate period.		36.0 97	Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	50%. 5/10. 4 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
	14:30	31.2 88	754.1 29.69 1005.38 1005.38	754.9 29.72 1006.45 1006.45	-1.9 -0.07 -2.53 -2.53	97	Wind blowing from the south-east	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			100%. 10/10. 8 oktas	Rain, not freezing, intermittent, slight at time of observation.	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 and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	70 – 80%. 7/10 – 8/10. 6 oktas	300-600 984-1968	Altocumulus translucidus at a single level.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	4.0 2.5	30.7 87