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
2025 April 26, Saturday	09	8.0 46	720.5 28.37 960.59 960.59	754.9 29.72 1006.45 1006.45		70	Wind blowing from the south-west	Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft)			50%. 5/10. 4 oktas				3.5 38	8.0 46	No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	2500 or more, or no clouds. 8202 or more, or no clouds.	Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels.	Cirrostratus not progressively invading the sky and not entirely covering it.	71.0 44.1	2.9 37
April 25, Friday	21	4.5 40	723.8 28.5 964.99 964.99	758.8 29.87 1011.65 1011.65	-0.2 -0.01 -0.27 -0.27	92	Wind blowing from the south	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)			100%. 10/10. 8 oktas						Stratus fractus or Cumulus fractus of bad weather, or both (pannus), usually below Altostratus or Nimbostratus.	40%. 4/10. 3 oktas	300-600 984-1968	Altocumulus cumulogenitus (or cumulonimbogenitus).		40.0 24.9	3.3 38
	18	5.8 42	724.0 28.5 965.25 965.25	758.9 29.88 1011.78 1011.78		87	Wind blowing from the south-southwest	Strong breeze (12 m/s) (43 km/h) (27 miles/hour) (23 knots) (6 Bft)			100%. 10/10. 8 oktas	Shower(s) of rain.	Rain.	Cloud covering more than 1/2 of the sky throughout the appropriate period.	4.6 40	6.4 44	Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	60%. 6/10. 5 oktas	300-600 984-1968	Altostratus opacus or Nimbostratus.		40.0 24.9	3.8 39	0.1	9
	12	5.5 42	726.5 28.6 968.59 968.59	761.5 29.98 1015.25 1015.25	-0.5 -0.02 -0.67 -0.67	87	Wind blowing from the south	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						Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	70 – 80%. 7/10 – 8/10. 6 oktas	600-1000 1968-3281	Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels.		60.0 37.3	3.5 38
	09	4.8 41	727.0 28.62 969.25 969.25	762.1 30 1016.05 1016.05		90	Wind blowing from the south	Strong breeze (12 m/s) (43 km/h) (27 miles/hour) (23 knots) (6 Bft)			100%. 10/10. 8 oktas						Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	100%. 10/10. 8 oktas	300-600 984-1968			40.0 24.9	3.3 38