Weather archive in Bialystok

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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 September 16, Wednesday	08	13.0 55	748.9 29.48 998.45 998.45	762.7 30.03 1016.85 1016.85	-0.3 -0.01 -0.4 -0.4	98	Wind blowing from the south	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	Cloud development not observed or not observable.			9.1 48	13.2 56	No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	no clouds no clouds no clouds	2500 or more, or no clouds. 8202 or more, or no clouds.	No Altocumulus, Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	11.0 6.8	12.7 55	No precipitation No precipitation	12	Surface of ground moist.	7.0 45
	07	9.9 50	748.9 29.48 998.45 998.45	762.8 30.03 1016.98 1016.98		100	Wind blowing from the south-southeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	Fog						10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	1000-1500 3281-4921			1.7 1.1	9.9 50
	06	9.2 49	749.0 29.49 998.58 998.58	762.9 30.04 1017.12 1017.12		99	Calm, no wind	Calm			60%. 6/10. 5 oktas	Fog or ice fog, has begun or become thicker during the past hour.						60%. 6/10. 5 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			0.2 0.1	9.1 48
	05	9.3 49	749.2 29.5 998.85 998.85	763.1 30.04 1017.38 1017.38	-0.9 -0.04 -1.2 -1.2	100	Calm, no wind	Calm			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 in patches.							1000-1500 3281-4921			0.9 0.6	9.3 49
	04	9.4 49	749.5 29.51 999.25 999.25	763.3 30.05 1017.65 1017.65		99	Wind blowing from the south-southeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas	Fog or ice fog in patches.						70 – 80%. 7/10 – 8/10. 6 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			0.8 0.5	9.3 49
	03	9.9 50	749.9 29.52 999.78 999.78	763.8 30.07 1018.32 1018.32		99	Wind blowing from the south	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	Fog						90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			1.5 0.9	9.7 49
	02	10.4 51	750.1 29.53 1000.05 1000.05	764.0 30.08 1018.58 1018.58	-0.7 -0.03 -0.93 -0.93	99	Wind blowing from the south-southeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	Fog							1000-1500 3281-4921			0.7 0.4	10.2 50	No precipitation No precipitation	6
	01	10.1 50	750.4 29.54 1000.45 1000.45	764.2 30.09 1018.85 1018.85		99	Calm, no wind	Calm			70 – 80%. 7/10 – 8/10. 6 oktas	Fog or ice fog, no appreciable change during the past hour.						70 – 80%. 7/10 – 8/10. 6 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			0.2 0.1	9.9 50
	00	10.2 50	750.7 29.56 1000.85 1000.85	764.5 30.1 1019.25 1019.25		99	Wind blowing from the south-southeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			60%. 6/10. 5 oktas	Fog or ice fog in patches.						60%. 6/10. 5 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			0.8 0.5	10.0 50
September 15, Tuesday	23	10.5 51	750.8 29.56 1000.98 1000.98	764.7 30.11 1019.52 1019.52	-0.5 -0.02 -0.67 -0.67	98	Wind blowing from the south-east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			60%. 6/10. 5 oktas	Fog							2500 or more, or no clouds. 8202 or more, or no clouds.			4.5 2.8	10.2 50
	22	11.2 52	751.0 29.57 1001.25 1001.25	764.9 30.11 1019.78 1019.78		98	Calm, no wind	Calm			10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	Fog						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.			13.0 8.1	10.9 52
	21	11.9 53	751.1 29.57 1001.38 1001.38	764.9 30.11 1019.78 1019.78		97	Calm, no wind	Calm			no clouds no clouds no clouds	Mist.										9.0 5.6	11.4 53
	20	13.2 56	751.3 29.58 1001.65 1001.65	765.0 30.12 1019.92 1019.92	0.1 0 0.13 0.13	97	Calm, no wind	Calm			20–30%. 2/10–3/10. 2 oktas				12.2 54	20.4 69	Stratocumulus other than Stratocumulus cumulogenitus.	20–30%. 2/10–3/10. 2 oktas	600-1000 1968-3281	No Altocumulus, Altostratus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	23.0 14.3	12.7 55	No precipitation No precipitation	12
	17	19.7 67	751.2 29.57 1001.52 1001.52	764.6 30.1 1019.38 1019.38	-0.9 -0.04 -1.2 -1.2	66	Wind blowing from the south-west	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			50%. 5/10. 4 oktas						Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	40%. 4/10. 3 oktas	1000-1500 3281-4921	No Altocumulus, Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	50.0 31.1	13.2 56
	14	18.7 66	752.1 29.61 1002.72 1002.72	765.6 30.14 1020.72 1020.72	-0.6 -0.02 -0.8 -0.8	67	Wind blowing from the west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			60%. 6/10. 5 oktas	Clouds generally dissolving or becoming less developed.	Fog or ice fog or thick haze.	Cloud covering more than 1/2 of the sky throughout the appropriate period.			Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	40%. 4/10. 3 oktas	1000-1500 3281-4921	No Altocumulus, Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	50.0 31.1	12.4 54	No precipitation No precipitation	6
	12	16.2 61	752.6 29.63 1003.38 1003.38	766.3 30.17 1021.65 1021.65		85	Wind blowing from the north-west	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 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.	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			30.0 18.6	13.7 57
	11	15.2 59	752.7 29.63 1003.52 1003.52	766.3 30.17 1021.65 1021.65	0.2 0.01 0.27 0.27	91	Wind blowing from the west	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	Clouds generally dissolving or becoming less developed.	Fog or ice fog or thick haze.	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.	90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	200-300 656-984			21.0 13.1	13.7 57
	10	14.1 57	752.6 29.63 1003.38 1003.38	766.3 30.17 1021.65 1021.65		99	Wind blowing from the west-northwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			100%. 10/10. 8 oktas	Fog or ice fog.	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.			Stratus nebulosus or Stratus fractus other than of bad weather, or both.	100%. 10/10. 8 oktas	50-100 164-328			10.0 6.2	13.9 57
	09	13.2 56	752.6 29.63 1003.38 1003.38	766.4 30.17 1021.78 1021.78		100	Wind blowing from the west	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			100%. 10/10. 8 oktas	Fog or ice fog, sky visible (has become thinner during the preceding hour).	Fog or ice fog or thick haze.	Fog or ice fog or thick haze.			Stratus nebulosus or Stratus fractus other than of bad weather, or both.	100%. 10/10. 8 oktas	50-100 164-328			0.5 0.3	13.2 56
	08	12.2 54	752.5 29.63 1003.25 1003.25	766.3 30.17 1021.65 1021.65	0.1 0 0.13 0.13	100	Wind blowing from the west-northwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			100%. 10/10. 8 oktas	Fog or ice fog, sky visible, has begun or has become thicker during the preceding hour.			9.3 49	14.9 59	Stratus nebulosus or Stratus fractus other than of bad weather, or both.	100%. 10/10. 8 oktas	50-100 164-328			0.4 0.3	12.2 54	No precipitation No precipitation	12	Surface of ground moist.	8.0 46