Weather archive in Piarco (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
2024 November 23, Saturday	15	24.8 77	757.3 29.81 1009.65 1009.65	759.1 29.89 1012.05 1012.05	0.0 0 0 0	95	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	Thunderstorm, slight or moderate, without hail, but with rain and/or snow at time of observation.	Thunderstorm(s) with or without precipitation.	Shower(s).			Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus.	90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	300-600 984-1968			2.0 1.2	23.9 75
	14	31.5 89	756.7 29.79 1008.85 1008.85	758.6 29.87 1011.38 1011.38	-1.5 -0.06 -2 -2	70	Wind blowing from the south-southeast	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	Rain shower(s), slight.	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.	23.8 75	33.1 92	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 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.	6.0 3.7	25.3 78
	13	32.7 91	756.7 29.79 1008.85 1008.85	758.6 29.87 1011.38 1011.38	-1.8 -0.07 -2.4 -2.4	66	Wind blowing from the south-east	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	Precipitation within sight, reaching the ground or the surface of the sea, but distant, i.e. estimated to be more than 5 km from the station.	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.	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.	Cirrus spissatus cumulonimbogenitus.	14.0 8.7	25.5 78
	12	32.0 90	757.3 29.81 1009.65 1009.65	759.2 29.89 1012.18 1012.18	-1.2 -0.05 -1.6 -1.6	69	Wind blowing from the south-east	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 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	Precipitation within sight, reaching the ground or the surface of the sea, but distant, i.e. estimated to be more than 5 km from the station.	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.	60%. 6/10. 5 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 spissatus cumulonimbogenitus.	20.0 12.4	25.7 78
	11	32.2 90	758.2 29.85 1010.85 1010.85	760.0 29.92 1013.25 1013.25	0.2 0.01 0.27 0.27	70	Wind blowing from the east-southeast	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas	Precipitation within sight, reaching the ground or the surface of the sea, but distant, i.e. estimated to be more than 5 km from the station.	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.	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 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.	16.0 9.9	26.1 79
	10	31.3 88	758.5 29.86 1011.25 1011.25	760.4 29.94 1013.78 1013.78	0.9 0.04 1.2 1.2	75	Wind blowing from the south-southeast	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas	Haze.	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.	20–30%. 2/10–3/10. 2 oktas	300-600 984-1968	Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels.	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.	22.0 13.7	26.4 80
	09	29.7 85	758.5 29.86 1011.25 1011.25	760.3 29.93 1013.65 1013.65	1.4 0.06 1.87 1.87	82	Wind blowing from the east-southeast	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas	Haze.	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.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	300-600 984-1968	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.	22.0 13.7	26.2 79
	08	27.4 81	758.0 29.84 1010.58 1010.58	759.1 29.89 1012.05 1012.05	1.4 0.06 1.87 1.87	89	Calm, no wind	Calm			60%. 6/10. 5 oktas	Visibility reduced by smoke, e.g. veldt or forest fires, industrial smoke or volcanic ashes.	Shower(s).	Cloud covering more than 1/2 of the sky during part of the appropriate period and covering 1/2 or less during part of the period.	23.8 75	33.7 93	Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	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.	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.	26.0 16.2	25.5 78	9.0 0.35	12
	07	25.3 78	757.6 29.83 1010.05 1010.05	759.4 29.9 1012.45 1012.45	1.1 0.04 1.47 1.47	94	Calm, no wind	Calm			50%. 5/10. 4 oktas	Precipitation within sight, reaching the ground or the surface of the sea, but distant, i.e. estimated to be more than 5 km from the station.	Cloud covering 1/2 or less of the sky throughout the appropriate period.	Cloud covering 1/2 or less of the sky throughout the appropriate period.			Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	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.	Cirrus spissatus cumulonimbogenitus.	16.0 9.9	24.3 76
	06	24.9 77	757.1 29.81 1009.38 1009.38	759.0 29.88 1011.92 1011.92	0.3 0.01 0.4 0.4	94	Calm, no wind	Calm			40%. 4/10. 3 oktas	Precipitation within sight, reaching the ground or the surface of the sea, but distant, i.e. estimated to be more than 5 km from the station.	Cloud covering 1/2 or less of the sky throughout the appropriate period.	Cloud covering 1/2 or less of the sky throughout the appropriate period.			Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	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.	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.	3.0 1.9	23.9 75
	05	25.2 77	756.6 29.79 1008.72 1008.72	758.5 29.86 1011.25 1011.25	-0.1 -0 -0.13 -0.13	93	Calm, no wind	Calm			50%. 5/10. 4 oktas	Mist.	Shower(s).	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.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	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.	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.	16.0 9.9	24.0 75
	04	25.0 77	756.5 29.78 1008.58 1008.58	758.4 29.86 1011.12 1011.12	-0.5 -0.02 -0.67 -0.67	93	Calm, no wind	Calm			70 – 80%. 7/10 – 8/10. 6 oktas	Shower(s) of rain.	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.	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.	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.	26.0 16.2	23.8 75
	03	25.5 78	756.8 29.8 1008.98 1008.98	758.7 29.87 1011.52 1011.52	-0.5 -0.02 -0.67 -0.67	92	Wind blowing from the east-northeast	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas	Rain shower(s), slight.	Shower(s).	Cloud covering more than 1/2 of the sky during part of the appropriate period and covering 1/2 or less during part of the period.			Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	40%. 4/10. 3 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.	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	24.1 75
	02	26.7 80	756.7 29.79 1008.85 1008.85	758.6 29.87 1011.38 1011.38	-0.8 -0.03 -1.07 -1.07	89	Calm, no wind	Calm			40%. 4/10. 3 oktas	Haze.	Shower(s).	Cloud covering 1/2 or less of the sky throughout the appropriate period.	23.7 75	33.7 93	Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	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.	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.	15.0 9.3	24.7 76
	01	27.0 81	757.0 29.8 1009.25 1009.25	758.9 29.88 1011.78 1011.78	-0.6 -0.02 -0.8 -0.8	87	Calm, no wind	Calm			10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0						Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	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.	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.	25.0 15.5	24.7 76
	00	27.0 81	757.3 29.81 1009.65 1009.65	759.2 29.89 1012.18 1012.18	-0.1 -0 -0.13 -0.13	89	Calm, no wind	Calm			20–30%. 2/10–3/10. 2 oktas	Lightning visible, no thunder heard.	Shower(s).	Cloud covering 1/2 or less of the sky throughout the appropriate period.			Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus.	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.	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.	22.0 13.7	25.1 77
November 22, Friday	23	27.8 82	757.5 29.82 1009.92 1009.92	759.4 29.9 1012.45 1012.45	0.5 0.02 0.67 0.67	85	Calm, no wind	Calm			20–30%. 2/10–3/10. 2 oktas	Precipitation within sight, reaching the ground or the surface of the sea, but distant, i.e. estimated to be more than 5 km from the station.	Cloud covering 1/2 or less of the sky throughout the appropriate period.	Cloud covering 1/2 or less of the sky throughout the appropriate period.			Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	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.	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.	15.0 9.3	25.0 77
	22	27.9 82	757.6 29.83 1010.05 1010.05	759.5 29.9 1012.58 1012.58	1.4 0.06 1.87 1.87	85	Wind blowing from the south-east	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	Precipitation within sight, reaching the ground or the surface of the sea, but distant, i.e. estimated to be more than 5 km from the station.	Cloud covering 1/2 or less of the sky throughout the appropriate period.	Cloud covering 1/2 or less of the sky throughout the appropriate period.			Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	300-600 984-1968	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.	15.0 9.3	25.2 77
	21	27.7 82	757.4 29.82 1009.78 1009.78	759.3 29.89 1012.32 1012.32	1.6 0.06 2.13 2.13	87	Wind blowing from the east-southeast	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	Haze.	Cloud covering 1/2 or less of the sky throughout the appropriate period.	Cloud covering 1/2 or less of the sky throughout the appropriate period.			Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	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.	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.	22.0 13.7	25.3 78
	20	28.7 84	757.0 29.8 1009.25 1009.25	758.5 29.86 1011.25 1011.25	1.8 0.07 2.4 2.4	82	Wind blowing from the south-east	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			40%. 4/10. 3 oktas	Haze.	Cloud covering 1/2 or less of the sky throughout the appropriate period.	Cloud covering 1/2 or less of the sky throughout the appropriate period.	23.7 75	33.7 93	Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	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.	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.	22.0 13.7	25.4 78	No precipitation No precipitation	6
	19	28.9 84	756.2 29.77 1008.18 1008.18	758.1 29.85 1010.72 1010.72	1.0 0.04 1.33 1.33	81	Wind blowing from the east-southeast	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	Haze.	Cloud covering 1/2 or less of the sky throughout the appropriate period.	Cloud covering 1/2 or less of the sky throughout the appropriate period.			Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	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 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 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.	22.0 13.7	25.4 78
	18	29.4 85	755.8 29.76 1007.65 1007.65	757.6 29.83 1010.05 1010.05	0.5 0.02 0.67 0.67	78	Wind blowing from the east-southeast	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	Haze.	Cloud covering 1/2 or less of the sky throughout the appropriate period.	Cloud covering 1/2 or less of the sky throughout the appropriate period.			Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	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 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 spissatus cumulonimbogenitus.	22.0 13.7	25.1 77
	17	31.3 88	755.2 29.73 1006.85 1006.85	757.1 29.81 1009.38 1009.38	-0.4 -0.02 -0.53 -0.53	69	Wind blowing from the south-east	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	Precipitation within sight, not reaching the ground or the surface of the sea.	Cloud covering 1/2 or less of the sky throughout the appropriate period.	Cloud covering 1/2 or less of the sky throughout the appropriate period.			Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	300-600 984-1968	Altostratus opacus 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.	22.0 13.7	24.9 77
	16	32.7 91	755.2 29.73 1006.85 1006.85	757.0 29.8 1009.25 1009.25	-1.0 -0.04 -1.33 -1.33	63	Wind blowing from the east-southeast	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			20–30%. 2/10–3/10. 2 oktas	Precipitation within sight, not reaching the ground or the surface of the sea.	Cloud covering 1/2 or less of the sky throughout the appropriate period.	Cloud covering 1/2 or less of the sky throughout the appropriate period.			Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus.	20–30%. 2/10–3/10. 2 oktas	300-600 984-1968	Altocumulus cumulogenitus (or cumulonimbogenitus).	Cirrus spissatus cumulonimbogenitus.	22.0 13.7	24.8 77
	15	33.3 92	755.3 29.74 1006.98 1006.98	757.2 29.81 1009.52 1009.52	-1.5 -0.06 -2 -2	59	Wind blowing from the south-southeast	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			20–30%. 2/10–3/10. 2 oktas	Haze.	Cloud covering 1/2 or less of the sky throughout the appropriate period.	Cloud covering 1/2 or less of the sky throughout the appropriate period.			Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus.	20–30%. 2/10–3/10. 2 oktas	300-600 984-1968	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.	20.0 12.4	24.1 75