Weather archive in Ai-Petri

To receive explanations, hover over the appropriate heading

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 August 19, Wednesday	21	13.2 56	663.1 26.11 884.06 884.06		0.3 0.01 0.4 0.4	93	Wind blowing from the north-west	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)	10 m/s 36 km/h 22 mph 19 knots 5 Bft	11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft	40%. 4/10. 3 oktas	State of sky on the whole unchanged.	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.		20.5 69	Stratocumulus cumulogenitus.	20–30%. 2/10–3/10. 2 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.	10.0 6.2	12.1 54	0.6 0.02	12
	18	15.2 59	662.8 26.09 883.66 883.66			86	Wind blowing from the west	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 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						Stratocumulus cumulogenitus.	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	Altocumulus translucidus at a single level.	No Cirrus, Cirrocumulus or Cirrostratus.	10.0 6.2	12.8 55	No precipitation No precipitation	12
	15	17.0 63				73	Wind blowing from the west	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas						Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	40%. 4/10. 3 oktas	300-600 984-1968	Altocumulus castellanus or floccus.	No Cirrus, Cirrocumulus or Cirrostratus.	10.0 6.2	12.1 54
	12	20.3 69	662.2 26.07 882.86 882.86		0.4 0.02 0.53 0.53	46	Calm, no wind	Calm			60%. 6/10. 5 oktas						Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	60%. 6/10. 5 oktas	300-600 984-1968	No Altocumulus, Altostratus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	10.0 6.2	8.3 47
	09	18.8 66	661.8 26.06 882.33 882.33		1.0 0.04 1.33 1.33	72	Calm, no wind	Calm			20–30%. 2/10–3/10. 2 oktas				9.4 49		Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	20–30%. 2/10–3/10. 2 oktas	300-600 984-1968	No Altocumulus, Altostratus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	10.0 6.2	13.6 56
	06	13.4 56	660.8 26.02 880.99 880.99		-0.4 -0.02 -0.53 -0.53	34	Wind blowing from the south-west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			no clouds no clouds no clouds				9.4 49							10.0 6.2	-2.2 28	No precipitation No precipitation	12
	03	11.7 53	661.2 26.03 881.53 881.53		0.3 0.01 0.4 0.4	57	Wind blowing from the south	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			no clouds no clouds no clouds											10.0 6.2	3.3 38
	00	15.2 59	660.9 26.02 881.13 881.13		0.2 0.01 0.27 0.27	63	Wind blowing from the south	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			no clouds no clouds no clouds											10.0 6.2	8.1 47
August 18, Tuesday	21	16.2 61	660.7 26.01 880.86 880.86		0.0 0 0 0	55	Wind blowing from the south-east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			no clouds no clouds no clouds					21.2 70						10.0 6.2	7.2 45	No precipitation No precipitation	12