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 | |
| 2025 December 8, Monday | 14 | -23.5 -10 | 731.2 28.79 974.85 974.85 | 773.8 30.46 1031.65 1031.65 | 1.2 0.05 1.6 1.6 | 65 | Wind blowing from the west | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 100%. 10/10. 8 oktas | Patches of shallow fog or ice fog at the station, whether on land or sea, not deeper than about 2 metres on land or 10 metres at sea. | Shower(s). | Blizzard | Stratus nebulosus or Stratus fractus other than of bad weather, or both. | 20–30%. 2/10–3/10. 2 oktas | 300-600 984-1968 | No Altocumulus, Altostratus or Nimbostratus. | Cirrocumulus alone, or Cirrocumulus accompanied by Cirrus or Cirrostratus or both, but Cirrocumulus is predominant. | 4.0 2.5 | -28.2 -19 | |||||||||
11 | -24.5 -12 | 730.0 28.74 973.25 973.25 | 772.8 30.43 1030.32 1030.32 | 3.0 0.12 4 4 | 69 | Wind blowing from the west | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 20–30%. 2/10–3/10. 2 oktas | Patches of shallow fog or ice fog at the station, whether on land or sea, not deeper than about 2 metres on land or 10 metres at sea. | Shower(s). | Blizzard | -25.2 -13 | Stratus nebulosus or Stratus fractus other than of bad weather, or both. | 20–30%. 2/10–3/10. 2 oktas | 300-600 984-1968 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 1.0 0.6 | -28.5 -19 | |||||||||
08 | -20.7 -5 | 727.0 28.62 969.25 969.25 | 768.9 30.27 1025.12 1025.12 | 4.5 0.18 6 6 | 70 | Wind blowing from the west-northwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft | 70 – 80%. 7/10 – 8/10. 6 oktas | Snow shower(s), moderate or heavy. | Shower(s). | Snow and/or other types of solid precipitation | -20.7 -5 | Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus. | 70 – 80%. 7/10 – 8/10. 6 oktas | 600-1000 1968-3281 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | -24.8 -13 | 2.0 0.08 | 12 | Even layer of loose dry snow covering ground completely. | 21 8.3 | ||||||
05 | -15.2 5 | 722.5 28.44 963.25 963.25 | 763.2 30.05 1017.52 1017.52 | 0.0 0 0 0 | 85 | Wind blowing from the west-northwest | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 100%. 10/10. 8 oktas | Snow not falling as shower(s). | Snow and/or other types of solid precipitation | 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 | Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with Altostratus or Nimbostratus. | -17.2 1 | |||||||||||||
02 | -12.3 10 | 722.5 28.44 963.25 963.25 | 762.7 30.03 1016.85 1016.85 | -2.1 -0.08 -2.8 -2.8 | 88 | Wind blowing from the south-west | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 100%. 10/10. 8 oktas | Continuous fall of snowflakes, moderate at time of observation. | Snow and/or other types of solid precipitation | Cloud covering more than 1/2 of the sky throughout the appropriate period. | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | Altostratus translucidus. | -13.9 7 | |||||||||||||
| December 7, Sunday | 23 | -13.5 8 | 724.6 28.53 966.05 966.05 | 765.1 30.12 1020.05 1020.05 | -1.4 -0.06 -1.87 -1.87 | 87 | Wind blowing from the south-southwest | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 100%. 10/10. 8 oktas | Continuous fall of snowflakes, slight at time of observation. | Snow and/or other types of solid precipitation | 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. | 60%. 6/10. 5 oktas | 300-600 984-1968 | Altostratus translucidus. | -15.2 5 | ||||||||||||
20 | -13.4 8 | 726.0 28.58 967.92 967.92 | 766.6 30.18 1022.05 1022.05 | -2.2 -0.09 -2.93 -2.93 | 88 | Wind blowing from the south-southwest | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 100%. 10/10. 8 oktas | Continuous fall of snowflakes, slight at time of observation. | Snow and/or other types of solid precipitation | Cloud covering more than 1/2 of the sky throughout the appropriate period. | -13.0 9 | Stratus nebulosus or Stratus fractus other than of bad weather, or both. | 100%. 10/10. 8 oktas | 300-600 984-1968 | -15.0 5 | 0.9 0.04 | 12 | ||||||||||
17 | -18.3 -1 | 728.2 28.67 970.85 970.85 | 769.8 30.31 1026.32 1026.32 | -2.0 -0.08 -2.67 -2.67 | 84 | Wind blowing from the north-east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 100%. 10/10. 8 oktas | Continuous fall of snowflakes, slight at time of observation. | Snow and/or other types of solid precipitation | 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. | 40%. 4/10. 3 oktas | 300-600 984-1968 | Altostratus translucidus. | Cirrus (often in bands) and Cirrostratus, or Cirrostratus alone, progressively invading the sky; they generally thicken as a whole, but the continuous veil does not reach 45 degrees above the horizon. | 1.0 0.6 | -20.3 -5 | |||||||||||
14 | -20.8 -5 | 730.2 28.75 973.52 973.52 | 772.3 30.41 1029.65 1029.65 | -1.4 -0.06 -1.87 -1.87 | 80 | Wind blowing from the north | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 100%. 10/10. 8 oktas | Continuous fall of snowflakes, slight at time of observation. | Snow and/or other types of solid precipitation | 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. | Stratus nebulosus or Stratus fractus other than of bad weather, or both. | 40%. 4/10. 3 oktas | 300-600 984-1968 | Altostratus translucidus. | Cirrus (often in bands) and Cirrostratus, or Cirrostratus alone, progressively invading the sky; they generally thicken as a whole, but the continuous veil does not reach 45 degrees above the horizon. | 1.0 0.6 | -23.3 -10 | |||||||||||