Weather archive in Grimsstadir

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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 April 16, Friday	09	6.0 43	711.7 28.02 948.86 948.86	745.9 29.37 994.45 994.45		70	Wind blowing from the south-southeast	Near gale (15 m/s) (54 km/h) (34 mph) (29 knots) (7 Bft)			40%. 4/10. 3 oktas				4.0 39	6.4 44	Stratocumulus cumulogenitus.	40%. 4/10. 3 oktas	1000-1500 3281-4921	Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels.	No Cirrus, Cirrocumulus or Cirrostratus.	71.0 44.1	0.9 34					Compact or wet snow (with or without ice) covering at least one-half of the ground but ground not completely covered.	Measurement impossible or inaccurate.
April 15, Thursday	21	5.2 41	714.7 28.14 952.86 952.86	749.2 29.5 998.85 998.85	-2.2 -0.09 -2.93 -2.93	74	Wind blowing from the south	Near gale (15 m/s) (54 km/h) (34 mph) (29 knots) (7 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.	50%. 5/10. 4 oktas	1000-1500 3281-4921	Altocumulus cumulogenitus (or cumulonimbogenitus).		71.0 44.1	0.8 33
	18	5.7 42	716.9 28.22 955.79 955.79	751.4 29.58 1001.78 1001.78	-3.0 -0.12 -4 -4	71	Wind blowing from the south	Strong breeze (12 m/s) (43 km/h) (27 miles/hour) (23 knots) (6 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas				3.0 37	5.7 42	Stratocumulus other than Stratocumulus cumulogenitus.	40%. 4/10. 3 oktas	600-1000 1968-3281	Altocumulus cumulogenitus (or cumulonimbogenitus).	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.	71.0 44.1	0.8 33	0.1	9
	15	4.7 40	719.9 28.34 959.79 959.79	754.7 29.71 1006.18 1006.18	-2.1 -0.08 -2.8 -2.8	81	Wind blowing from the south-southeast	Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 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	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.	40%. 4/10. 3 oktas	600-1000 1968-3281	Altostratus opacus or Nimbostratus.	Cirrostratus covering the whole sky.	60.0 37.3	1.7 35
	12	4.7 40	722.0 28.43 962.59 962.59	756.9 29.8 1009.12 1009.12	-2.7 -0.11 -3.6 -3.6	78	Wind blowing from the south	Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft)			100%. 10/10. 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.			Stratus fractus or Cumulus fractus of bad weather, or both (pannus), usually below Altostratus or Nimbostratus.	50%. 5/10. 4 oktas	600-1000 1968-3281	Altostratus opacus or Nimbostratus.	Cirrostratus covering the whole sky.	71.0 44.1	1.1 34
	09	3.2 38	724.7 28.53 966.19 966.19	759.9 29.92 1013.12 1013.12		83	Wind blowing from the east-southeast	Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft)			100%. 10/10. 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.			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	300-600 984-1968	Altostratus opacus or Nimbostratus.		30.0 18.6	0.5 33	Trace of precipitation Trace of precipitation	15			Compact or wet snow (with or without ice) covering at least one-half of the ground but ground not completely covered.	Measurement impossible or inaccurate.