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 April 22, Wednesday	09	0.6 33	658.8 25.94 878.33 878.33		0.9 0.04 1.2 1.2	53	Wind blowing from the east-northeast	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			20–30%. 2/10–3/10. 2 oktas	State of sky on the whole unchanged.	Fog or ice fog or thick haze.	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.	-3.0 27		Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	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.	10.0 6.2	-8.0 18	No precipitation No precipitation	12	Surface of ground moist.	-3.0 27
	06	-2.8 27	657.9 25.9 877.13 877.13		0.0 0 0 0	86	Wind blowing from the north-northwest	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft)		15 m/s 54 km/h 34 mph 29 knots 7 Bft	60%. 6/10. 5 oktas	State of sky on the whole unchanged.	Fog or ice fog or thick haze.	Cloud covering more than 1/2 of the sky throughout the appropriate period.	-3.0 27		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	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	-4.8 23	No precipitation No precipitation	12
	03	-1.7 29	657.9 25.9 877.13 877.13		0.3 0.01 0.4 0.4	96	Wind blowing from the west-northwest	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft)	15 m/s 54 km/h 34 mph 29 knots 7 Bft	16 m/s 58 km/h 36 miles/hour 31 mile/hour 7 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.	Fog or ice fog, sky invisible (has become thinner during the preceding hour).	Fog or ice fog or thick haze.	Fog or ice fog or thick haze.								0.2 0.1	-2.3 28
	00	-0.5 31	657.6 25.89 876.73 876.73		0.5 0.02 0.67 0.67	98	Wind blowing from the north-west	Fresh breeze (10 m/s) (36 km/h) (22 mph) (19 knots) (5 Bft)		18 m/s 65 km/h 40 miles/hour 35 knots 8 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.	Fog or ice fog, sky invisible, no appreciable change during the preceding hour.	Fog or ice fog or thick haze.	Fog or ice fog or thick haze.								0.2 0.1	-0.8 31
April 21, Tuesday	21	0.9 34	657.1 25.87 876.06 876.06		1.3 0.05 1.73 1.73	98	Wind blowing from the west-northwest	Strong breeze (12 m/s) (43 km/h) (27 miles/hour) (23 knots) (6 Bft)	18 m/s 65 km/h 40 miles/hour 35 knots 8 Bft	19 m/s 68 km/h 43 mph 37 knots 8 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.	Fog or ice fog, sky invisible, no appreciable change during the preceding hour.	Fog or ice fog or thick haze.	Cloud covering more than 1/2 of the sky throughout the appropriate period.		5.6 42						0.2 0.1	0.6 33	No precipitation No precipitation	12
	18	3.0 37	655.8 25.82 874.33 874.33		0.4 0.02 0.53 0.53	98	Wind blowing from the west-northwest	Strong breeze (12 m/s) (43 km/h) (27 miles/hour) (23 knots) (6 Bft)	17 m/s 61 km/h 38 miles/hour 33 knots 7 Bft	19 m/s 68 km/h 43 mph 37 knots 8 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.	Fog or ice fog, sky invisible, no appreciable change during the preceding hour.	Fog or ice fog or thick haze.	Cloud covering more than 1/2 of the sky throughout the appropriate period.								0.2 0.1	2.7 37	0.7 0.03	12
	15	4.4 40	655.4 25.8 873.8 873.8		-0.7 -0.03 -0.93 -0.93	90	Wind blowing from the west	Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft)	12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft	14 m/s 50 km/h 31 mile/hour 27 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	Fog or ice fog.	Fog or ice fog or thick haze.	Cloud covering more than 1/2 of the sky throughout the appropriate period.					300-600 984-1968			10.0 6.2	2.9 37
	12	5.1 41	656.1 25.83 874.73 874.73		-0.1 -0 -0.13 -0.13	97	Wind blowing from the north-west	Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 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.	Fog or ice fog, sky invisible, no appreciable change during the preceding hour.	Fog or ice fog or thick haze.	Cloud covering more than 1/2 of the sky throughout the appropriate period.								0.2 0.1	4.6 40
	09	3.5 38	656.2 25.83 874.86 874.86		-1.1 -0.04 -1.47 -1.47	91	Wind blowing from the south-southwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 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.	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.	2.7 37				300-600 984-1968			10.0 6.2	2.2 36	0.7 0.03	12	Surface of ground moist.	-1.0 30