Weather archive in Katunayake / Bandaranaike (airport)

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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
2021 September 21, Tuesday	05:30	25.0 77	756.7 29.79 1008.85 1008.85	757.6 29.83 1010.05 1010.05	-0.2 -0.01 -0.27 -0.27	93	Wind blowing from the south-east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			100%. 10/10. 8 oktas	Clouds generally forming or developing.	Shower(s).	Shower(s).			Cumulus humilis or Cumulus fractus other than of bad weather, or both.	20–30%. 2/10–3/10. 2 oktas	300-600 984-1968	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	23.8 75	Trace of precipitation Trace of precipitation	3
2021 September 21, Tuesday	02:30	26.8 80	756.9 29.8 1009.12 1009.12	757.8 29.83 1010.32 1010.32	-0.8 -0.03 -1.07 -1.07	90	Wind blowing from the south	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas	Thunderstorm, but no precipitation at the time of observation.	Thunderstorm(s) with or without precipitation.	Cloud covering more than 1/2 of the sky throughout the appropriate period.			Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus.	60%. 6/10. 5 oktas	300-600 984-1968	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	25.1 77	No precipitation No precipitation	3
September 20, Monday	23:30	26.9 80	757.7 29.83 1010.18 1010.18	758.6 29.87 1011.38 1011.38	0.4 0.02 0.53 0.53	93	Wind blowing from the south-east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			60%. 6/10. 5 oktas						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	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.	9.0 5.6	25.7 78	No precipitation No precipitation	3
	20:30	28.3 83	757.3 29.81 1009.65 1009.65	758.2 29.85 1010.85 1010.85	2.1 0.08 2.8 2.8	83	Wind blowing from the south-west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas						Cumulus humilis or Cumulus fractus other than of bad weather, or both.	40%. 4/10. 3 oktas	300-600 984-1968	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.	20.0 12.4	25.1 77	No precipitation No precipitation	3
	17:30	28.4 83	755.2 29.73 1006.85 1006.85	756.1 29.77 1008.05 1008.05	-1.0 -0.04 -1.33 -1.33	82	Wind blowing from the south	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas					30.8 87	Cumulus humilis or Cumulus fractus other than of bad weather, or both.	40%. 4/10. 3 oktas	300-600 984-1968	Altostratus translucidus.	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.	20.0 12.4	25.0 77	No precipitation No precipitation	3
	14:30	29.2 85	756.2 29.77 1008.18 1008.18	757.1 29.81 1009.38 1009.38	-1.4 -0.06 -1.87 -1.87	78	Wind blowing from the west-southwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas						Cumulus humilis or Cumulus fractus other than of bad weather, or both.	50%. 5/10. 4 oktas	300-600 984-1968	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.	20.0 12.4	24.9 77	No precipitation No precipitation	3
	11:30	30.2 86	757.6 29.83 1010.05 1010.05	758.5 29.86 1011.25 1011.25	-0.6 -0.02 -0.8 -0.8	73	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	Clouds generally forming or developing.	Shower(s).	Cloud covering more than 1/2 of the sky throughout the appropriate period.			Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	70 – 80%. 7/10 – 8/10. 6 oktas	300-600 984-1968			20.0 12.4	24.8 77	1.0 0.04	3
	08:30	28.5 83	758.2 29.85 1010.85 1010.85	759.1 29.89 1012.05 1012.05	0.9 0.04 1.2 1.2	88	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	Clouds generally forming or developing.	Thunderstorm(s) with or without precipitation.	Shower(s).	25.5 78		Cumulus humilis or Cumulus fractus other than of bad weather, or both.	70 – 80%. 7/10 – 8/10. 6 oktas	300-600 984-1968	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.	20.0 12.4	26.4 80	Trace of precipitation Trace of precipitation	3
	05:30	26.0 79	757.3 29.81 1009.65 1009.65	758.2 29.85 1010.85 1010.85		95	Wind blowing from the south	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas	Thunderstorm, slight or moderate, without hail, but with rain and/or snow 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.			Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus.	70 – 80%. 7/10 – 8/10. 6 oktas	300-600 984-1968	No Altocumulus, Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	10.0 6.2	25.1 77	1.0 0.04	3