Weather archive in Semyonov
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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 February 28, Saturday | 00 | -1.6 29 | 755.3 29.74 1006.98 1006.98 | 766.6 30.18 1022.05 1022.05 | 100 | Wind blowing from the south-west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 7 m/s 25 km/h 16 miles/hour 14 knots 4 Bft | 7 m/s 25 km/h 16 miles/hour 14 knots 4 Bft | 100%. 10/10. 8 oktas | Snow shower(s), moderate or heavy. | Snow and/or other types of solid precipitation | Cloud covering more than 1/2 of the sky throughout the appropriate period. | Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus. | 70 – 80%. 7/10 – 8/10. 6 oktas | 300-600 984-1968 | Altostratus opacus or Nimbostratus. | 1.0 0.6 | -1.6 29 | ||||||||||
| February 27, Friday | 18 | -3.3 26 | 758.5 29.86 1011.25 1011.25 | 769.8 30.31 1026.32 1026.32 | 92 | Wind blowing from the south | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 4 m/s 14 km/h 9 miles/hour 8 knots 3 Bft | 5 m/s 18 km/h 11 miles/hour 10 knots 3 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. | -3.2 26 | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | Altostratus opacus or Nimbostratus. | 2.0 1.2 | -4.4 24 | 0.2 0.01 | 12 | |||||||
15 | -3.6 26 | 760.0 29.92 1013.25 1013.25 | 771.5 30.37 1028.58 1028.58 | 85 | Wind blowing from the south | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 3 m/s 11 km/h 7 miles/hour 6 knots 2 Bft | 5 m/s 18 km/h 11 miles/hour 10 knots 3 Bft | 100%. 10/10. 8 oktas | Snow grains (with or without fog). | 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. | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 4.0 2.5 | -5.8 22 | ||||||||||||
09 | -11.9 11 | 762.4 30.02 1016.45 1016.45 | 774.3 30.48 1032.32 1032.32 | 87 | Calm, no wind | Calm | 100%. 10/10. 8 oktas | Snow grains (with or without fog). | 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. | 100%. 10/10. 8 oktas | 300-600 984-1968 | 2.0 1.2 | -13.7 7 | ||||||||||||||
06 | -17.4 1 | 763.0 30.04 1017.25 1017.25 | 775.0 30.51 1033.25 1033.25 | 84 | Calm, no wind | Calm | 100%. 10/10. 8 oktas | -17.5 1 | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 70 – 80%. 7/10 – 8/10. 6 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 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. | 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. | 10.0 6.2 | -19.5 -3 | No precipitation No precipitation | 12 | Even layer of loose dry snow covering ground completely. | 78 30.7 | ||||||||||
03 | -16.9 2 | 763.2 30.05 1017.52 1017.52 | 775.3 30.52 1033.65 1033.65 | 85 | Calm, no wind | Calm | 70 – 80%. 7/10 – 8/10. 6 oktas | 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 (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. | 10.0 6.2 | -18.8 -2 | |||||||||||||||
00 | -14.2 6 | 763.0 30.04 1017.25 1017.25 | 774.9 30.51 1033.12 1033.12 | 91 | Calm, no wind | Calm | 70 – 80%. 7/10 – 8/10. 6 oktas | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 40%. 4/10. 3 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 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. | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | 10.0 6.2 | -15.4 4 | |||||||||||||||
