Weather archive in Bratsk (weather station 30309)

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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 July 28, Tuesday	20	22.7 73	719.4 28.32 959.12 959.12	754.4 29.7 1005.78 1005.78	-0.3 -0.01 -0.4 -0.4	77	Wind blowing from the south	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			100%. 10/10. 8 oktas					24.7 76	Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	60%. 6/10. 5 oktas	1000-1500 3281-4921	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.	50.0 31.1	18.4 65	Trace of precipitation Trace of precipitation	12
	17	23.7 75	719.7 28.33 959.52 959.52	754.6 29.71 1006.05 1006.05	-0.4 -0.02 -0.53 -0.53	74	Wind blowing from the south	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas						Cumulonimbus calvus, with or without Cumulus, Stratocumulus or Stratus.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	1000-1500 3281-4921	Altocumulus cumulogenitus (or cumulonimbogenitus).	Cirrostratus covering the whole sky.	50.0 31.1	18.8 66
	14	23.6 74	720.1 28.35 960.05 960.05	755.0 29.72 1006.58 1006.58	-0.6 -0.02 -0.8 -0.8	76	Wind blowing from the south-southwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			100%. 10/10. 8 oktas	Clouds generally forming or developing.	Drizzle.	Fog or ice fog or thick haze.			Cumulonimbus calvus, with or without Cumulus, Stratocumulus or Stratus.	40%. 4/10. 3 oktas	600-1000 1968-3281	No Altocumulus, Altostratus or Nimbostratus.	Cirrus uncinus or fibratus, or both, progressively invading the sky; they generally thicken as a whole.	50.0 31.1	19.1 66
	11	21.5 71	720.7 28.37 960.85 960.85	755.9 29.76 1007.78 1007.78	-0.3 -0.01 -0.4 -0.4	82	Wind blowing from the south-east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			100%. 10/10. 8 oktas	Fog or ice fog.	Drizzle.	Fog or ice fog or thick haze.	16.4 62		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	600-1000 1968-3281	No Altocumulus, Altostratus or Nimbostratus.	Cirrus uncinus or fibratus, or both, progressively invading the sky; they generally thicken as a whole.	10.0 6.2	18.3 65
	08	16.6 62	721.0 28.39 961.25 961.25	756.7 29.79 1008.85 1008.85	0.3 0.01 0.4 0.4	100	Wind blowing from the east-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, sky visible, 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.	16.5 62		Stratus nebulosus or Stratus fractus other than of bad weather, or both.	70 – 80%. 7/10 – 8/10. 6 oktas	300-600 984-1968	No Altocumulus, Altostratus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	0.5 0.3	16.6 62	No precipitation No precipitation	12	Surface of ground moist.	18.0 64
	05	17.8 64	720.7 28.37 960.85 960.85	756.4 29.78 1008.45 1008.45	0.0 0 0 0	100	Calm, no wind	Calm			70 – 80%. 7/10 – 8/10. 6 oktas	Fog or ice fog at a distance at the time of observation, but not at the station during the preceding hour, the fog or ice fog extending to a level above that of the observer.	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 other than Stratocumulus cumulogenitus.	20–30%. 2/10–3/10. 2 oktas	1000-1500 3281-4921	No Altocumulus, Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	50.0 31.1	17.8 64
	02	18.2 65	720.7 28.37 960.85 960.85	756.3 29.78 1008.32 1008.32	-0.1 -0 -0.13 -0.13	99	Calm, no wind	Calm			60%. 6/10. 5 oktas						Stratocumulus other than Stratocumulus cumulogenitus.	20–30%. 2/10–3/10. 2 oktas	600-1000 1968-3281	No Altocumulus, Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.		18.1 65
July 27, Monday	23	19.8 68	720.8 28.38 960.99 960.99	756.2 29.77 1008.18 1008.18	0.2 0.01 0.27 0.27	99	Calm, no wind	Calm			60%. 6/10. 5 oktas						Stratocumulus other than Stratocumulus cumulogenitus.	20–30%. 2/10–3/10. 2 oktas	600-1000 1968-3281	No Altocumulus, Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.		19.7 67
July 27, Monday	20	21.8 71	720.6 28.37 960.72 960.72	755.7 29.75 1007.52 1007.52	0.3 0.01 0.4 0.4	87	Wind blowing from the south	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas					23.7 75	Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus.	40%. 4/10. 3 oktas	600-1000 1968-3281	Altocumulus translucidus at a single level.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	50.0 31.1	19.5 67	No precipitation No precipitation	12