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
2026 January 19, Monday	15	2.1 36	715.8 28.18 954.32 954.32	750.7 29.56 1000.85 1000.85	1.3 0.05 1.73 1.73	93	Wind blowing from the south-east	Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas						Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	20–30%. 2/10–3/10. 2 oktas	1000-1500 3281-4921	Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels.	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	1.1 34
	12	2.6 37	714.5 28.13 952.59 952.59	749.3 29.5 998.98 998.98	0.8 0.03 1.07 1.07	92	Wind blowing from the south-east	Near gale (14 m/s) (50 km/h) (31 mile/hour) (27 knots) (7 Bft)			100%. 10/10. 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.			Stratocumulus cumulogenitus.	20–30%. 2/10–3/10. 2 oktas	300-600 984-1968	Altostratus opacus or Nimbostratus.		9.0 5.6	1.4 35
	09	2.9 37	713.7 28.1 951.52 951.52	748.4 29.46 997.78 997.78		90	Wind blowing from the east-southeast	Strong breeze (13 m/s) (47 km/h) (29 miles/hour) (25 knots) (6 Bft)			100%. 10/10. 8 oktas				1.8 35	3.2 38	Stratocumulus cumulogenitus.	60%. 6/10. 5 oktas	300-600 984-1968	Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels.		40.0 24.9	1.4 35	0.2 0.01	15
January 18, Sunday	21	2.3 36	717.5 28.25 956.59 956.59	752.5 29.63 1003.25 1003.25	-0.9 -0.04 -1.2 -1.2	91	Wind blowing from the south-east	Strong breeze (13 m/s) (47 km/h) (29 miles/hour) (25 knots) (6 Bft)			Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena.	Rain shower(s), slight.	Rain.	Cloud covering more than 1/2 of the sky throughout the appropriate period.								40.0 24.9	1.0 34
January 18, Sunday	18	2.1 36	718.4 28.28 957.79 957.79	753.5 29.67 1004.58 1004.58		91	Wind blowing from the south-east	Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas				0.6 33	2.7 37	Cumulonimbus calvus, with or without Cumulus, Stratocumulus or Stratus.	60%. 6/10. 5 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.	50.0 31.1	0.8 33