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 11, Tuesday	14:30	35.0 95	751.6 29.59 1002.05 1002.05	752.4 29.62 1003.12 1003.12	-2.1 -0.08 -2.8 -2.8	65	Wind blowing from the south-east	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.	20–30%. 2/10–3/10. 2 oktas	600-1000 1968-3281	No Altocumulus, Altostratus or Nimbostratus.	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	27.6 82
	11:30	33.8 93	753.7 29.67 1004.85 1004.85	754.4 29.7 1005.78 1005.78	-0.3 -0.01 -0.4 -0.4	54	Wind blowing from the west-northwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			60%. 6/10. 5 oktas						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 (often in bands) and Cirrostratus, or Cirrostratus alone, progressively invading the sky; they generally thicken as a whole; the continuous veil extends more than 45 degrees above the horizon, without the sky being totally covered.	10.0 6.2	23.1 74
	08:30	29.4 85	754.0 29.69 1005.25 1005.25	754.8 29.72 1006.32 1006.32	1.0 0.04 1.33 1.33	78	Wind blowing from the south	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas				27.0 81		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 (often in bands) and Cirrostratus, or Cirrostratus alone, progressively invading the sky; they generally thicken as a whole; the continuous veil extends more than 45 degrees above the horizon, without the sky being totally covered.	10.0 6.2	25.1 77
	05:30	27.2 81	753.0 29.65 1003.92 1003.92	753.8 29.68 1004.98 1004.98	0.2 0.01 0.27 0.27	90	Calm, no wind	Calm			60%. 6/10. 5 oktas						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	no clouds no clouds no clouds	2500 or more, or no clouds. 8202 or more, or no clouds.	No Altocumulus, Altostratus or Nimbostratus.	Cirrus (often in bands) and Cirrostratus, or Cirrostratus alone, progressively invading the sky; they generally thicken as a whole; the continuous veil extends more than 45 degrees above the horizon, without the sky being totally covered.	4.0 2.5	25.5 78
	02:30	27.4 81	752.8 29.64 1003.65 1003.65	753.7 29.67 1004.85 1004.85	-2.4 -0.09 -3.2 -3.2	86	Calm, no wind	Calm			60%. 6/10. 5 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 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.	4.0 2.5	24.8 77
August 10, Monday	23:30	28.0 82	755.2 29.73 1006.85 1006.85	756.0 29.76 1007.92 1007.92	2.1 0.08 2.8 2.8	76	Wind blowing from the west	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 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.	4.0 2.5	23.3 74
	20:30	30.4 87	753.1 29.65 1004.05 1004.05	753.8 29.68 1004.98 1004.98	1.8 0.07 2.4 2.4	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						Stratocumulus cumulogenitus.	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.	4.0 2.5	25.3 78
	17:30	31.4 89	751.3 29.58 1001.65 1001.65	752.1 29.61 1002.72 1002.72	-0.3 -0.01 -0.4 -0.4	83	Wind blowing from the south-southeast	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			60%. 6/10. 5 oktas					38.2 101	Stratocumulus cumulogenitus.	20–30%. 2/10–3/10. 2 oktas	600-1000 1968-3281	Altocumulus translucidus at a single level.	Cirrus (often in bands) and Cirrostratus, or Cirrostratus alone, progressively invading the sky; they generally thicken as a whole; the continuous veil extends more than 45 degrees above the horizon, without the sky being totally covered.	10.0 6.2	28.1 83
	14:30	36.0 97	751.6 29.59 1002.05 1002.05	752.3 29.62 1002.98 1002.98	-1.9 -0.07 -2.53 -2.53	53	Wind blowing from the north	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas						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	25.1 77