Weather archive in Keflavik (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
2025 April 26, Saturday	12	9.2 49	746.4 29.39 995.12 995.12	751.6 29.59 1002.05 1002.05	0.1 0 0.13 0.13	84	Wind blowing from the south-southeast	Strong breeze (11 m/s) (40 km/h) (25 miles/hour) (21 mile/hour) (6 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.	Shower(s).	Cloud covering more than 1/2 of the sky throughout the appropriate period.			Cumulonimbus calvus, with or without Cumulus, Stratocumulus or Stratus.	50%. 5/10. 4 oktas	300-600 984-1968	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.	27.0 16.8	6.6 44
	09	8.8 48	746.3 29.38 994.99 994.99	751.5 29.59 1001.92 1001.92	-0.1 -0 -0.13 -0.13	89	Wind blowing from the south-east	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 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.	Rain.	Cloud covering more than 1/2 of the sky throughout the appropriate period.	7.2 45	10.0 50	Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	60%. 6/10. 5 oktas	200-300 656-984	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.	25.0 15.5	7.1 45	0.5 0.02	15
	06	8.5 47	746.4 29.39 995.12 995.12	751.6 29.59 1002.05 1002.05	-1.1 -0.04 -1.47 -1.47	90	Wind blowing from the east-southeast	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)			100%. 10/10. 8 oktas	State of sky on the whole unchanged.	Rain.	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.	100%. 10/10. 8 oktas	300-600 984-1968			15.0 9.3	7.0 45
	03	7.9 46	747.5 29.43 996.58 996.58	752.7 29.63 1003.52 1003.52	-0.8 -0.03 -1.07 -1.07	89	Wind blowing from the east-southeast	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	Rain, not freezing, continuous, slight at time of observation.	Rain.	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.	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	Altostratus opacus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	10.0 6.2	6.1 43
	00	7.8 46	748.3 29.46 997.65 997.65	753.5 29.67 1004.58 1004.58	-0.9 -0.04 -1.2 -1.2	87	Wind blowing from the east-southeast	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft)			60%. 6/10. 5 oktas						Stratus nebulosus or Stratus fractus other than of bad weather, or both.	50%. 5/10. 4 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	5.8 42
April 25, Friday	21	8.6 47	749.2 29.5 998.85 998.85	754.4 29.7 1005.78 1005.78	-0.5 -0.02 -0.67 -0.67	89	Wind blowing from the south-east	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas						Stratus nebulosus or Stratus fractus other than of bad weather, or both.	90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	200-300 656-984	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	6.9 44
	18	9.9 50	749.7 29.52 999.52 999.52	754.9 29.72 1006.45 1006.45	-1.0 -0.04 -1.33 -1.33	79	Wind blowing from the east-southeast	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas				8.8 48	12.7 55	Stratus nebulosus or Stratus fractus other than of bad weather, or both.	40%. 4/10. 3 oktas		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.	25.0 15.5	6.3 43	Trace of precipitation Trace of precipitation	9
	15	10.8 51	750.7 29.56 1000.85 1000.85	755.9 29.76 1007.78 1007.78	-0.5 -0.02 -0.67 -0.67	78	Wind blowing from the east-southeast	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas						Stratocumulus cumulogenitus.	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.	30.0 18.6	7.0 45
	12	11.0 52	751.2 29.57 1001.52 1001.52	756.4 29.78 1008.45 1008.45	0.2 0.01 0.27 0.27	80	Wind blowing from the south-east	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	State of sky on the whole unchanged.	Drizzle.	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	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.	30.0 18.6	7.6 46