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 May 18, Monday	17:30	32.6 91	751.6 29.59 1002.05 1002.05	752.4 29.62 1003.12 1003.12	-0.1 -0 -0.13 -0.13	69	Wind blowing from the south	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			20–30%. 2/10–3/10. 2 oktas					36.4 98	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	No Altocumulus, Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	10.0 6.2	26.2 79
	14:30	35.4 96	751.7 29.59 1002.18 1002.18	752.5 29.63 1003.25 1003.25	-1.4 -0.06 -1.87 -1.87	59	Wind blowing from the south	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			50%. 5/10. 4 oktas						Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	40%. 4/10. 3 oktas	600-1000 1968-3281	No Altocumulus, Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	10.0 6.2	26.3 79
	11:30	33.8 93	753.1 29.65 1004.05 1004.05	753.8 29.68 1004.98 1004.98	-0.5 -0.02 -0.67 -0.67	65	Wind blowing from the south-southwest	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.	10.0 6.2	26.3 79
	08:30	30.4 87	753.6 29.67 1004.72 1004.72	754.3 29.7 1005.65 1005.65	1.5 0.06 2 2	86	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				26.8 80		Stratocumulus other than Stratocumulus cumulogenitus.	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	27.7 82
	05:30	27.6 82	752.1 29.61 1002.72 1002.72	752.9 29.64 1003.78 1003.78	-0.1 -0 -0.13 -0.13	95	Calm, no wind	Calm			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	26.8 80
	02:30	28.4 83	752.2 29.61 1002.85 1002.85	753.1 29.65 1004.05 1004.05	-1.7 -0.07 -2.27 -2.27	91	Wind blowing from the south	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 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.	4.0 2.5	26.7 80
May 17, Sunday	23:30	28.8 84	753.9 29.68 1005.12 1005.12	754.7 29.71 1006.18 1006.18	0.7 0.03 0.93 0.93	89	Wind blowing from the south-west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 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.	4.0 2.5	26.9 80
	20:30	29.6 85	753.2 29.65 1004.18 1004.18	754.0 29.69 1005.25 1005.25	1.9 0.07 2.53 2.53	85	Wind blowing from the south	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			40%. 4/10. 3 oktas						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	20–30%. 2/10–3/10. 2 oktas	2000-2500 6562-8202	Altocumulus translucidus at a single level.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	4.0 2.5	26.8 80
	17:30	32.0 90	751.3 29.58 1001.65 1001.65	752.0 29.61 1002.58 1002.58	0.0 0 0 0	74	Wind blowing from the south	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas					35.1 95	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	26.7 80