Weather archive in Prague / Vaclav Havel (airport)
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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 | |
2021 April 20, Tuesday | 20 | 10.7 51 | 728.6 28.69 971.39 971.39 | 761.1 29.96 1014.72 1014.72 | 0.1 0 0.13 0.13 | 64 | Wind blowing from the north | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 40%. 4/10. 3 oktas | 15.6 60 | Stratocumulus cumulogenitus. | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 1500-2000 4921-6562 | Altocumulus cumulogenitus (or cumulonimbogenitus). | Cirrus spissatus cumulonimbogenitus. | 30.0 18.6 | 4.2 40 | No precipitation No precipitation | 12 | ||||||||||
19 | 12.9 55 | 728.3 28.67 970.99 970.99 | 760.6 29.94 1014.05 1014.05 | -0.1 -0 -0.13 -0.13 | 54 | Wind blowing from the north-northwest | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 40%. 4/10. 3 oktas | 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 | 1500-2000 4921-6562 | Altocumulus cumulogenitus (or cumulonimbogenitus). | Cirrus spissatus cumulonimbogenitus. | 30.0 18.6 | 3.8 39 | No precipitation No precipitation | 1 | ||||||||||||
18 | 13.9 57 | 728.4 28.68 971.12 971.12 | 760.5 29.94 1013.92 1013.92 | -0.2 -0.01 -0.27 -0.27 | 54 | Wind blowing from the west | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 60%. 6/10. 5 oktas | Stratocumulus cumulogenitus. | 40%. 4/10. 3 oktas | 1500-2000 4921-6562 | Altocumulus cumulogenitus (or cumulonimbogenitus). | Cirrus spissatus cumulonimbogenitus. | 25.0 15.5 | 4.8 41 | No precipitation No precipitation | 1 | ||||||||||||
17 | 13.5 56 | 728.5 28.68 971.25 971.25 | 760.6 29.94 1014.05 1014.05 | -0.5 -0.02 -0.67 -0.67 | 60 | Wind blowing from the west | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 60%. 6/10. 5 oktas | Stratocumulus cumulogenitus. | 40%. 4/10. 3 oktas | 1500-2000 4921-6562 | Altocumulus cumulogenitus (or cumulonimbogenitus). | Cirrus spissatus cumulonimbogenitus. | 25.0 15.5 | 5.7 42 | No precipitation No precipitation | 1 | ||||||||||||
16 | 14.8 59 | 728.4 28.68 971.12 971.12 | 760.4 29.94 1013.78 1013.78 | -1.0 -0.04 -1.33 -1.33 | 40 | variable wind direction | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 60%. 6/10. 5 oktas | Precipitation within sight, reaching the ground or the surface of the sea, but distant, i.e. estimated to be more than 5 km from the station. | 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. | 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. | Cumulonimbus calvus, with or without Cumulus, Stratocumulus or Stratus. | 50%. 5/10. 4 oktas | 1500-2000 4921-6562 | Altocumulus cumulogenitus (or cumulonimbogenitus). | Cirrus spissatus cumulonimbogenitus. | 25.0 15.5 | 1.3 34 | No precipitation No precipitation | 1 | |||||||||
15 | 15.4 60 | 728.6 28.69 971.39 971.39 | 760.6 29.94 1014.05 1014.05 | -1.0 -0.04 -1.33 -1.33 | 41 | variable wind direction | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 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 | 1500-2000 4921-6562 | Altocumulus cumulogenitus (or cumulonimbogenitus). | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | 30.0 18.6 | 2.2 36 | No precipitation No precipitation | 1 | ||||||||||||
14 | 14.6 58 | 729.0 28.7 971.92 971.92 | 761.0 29.96 1014.58 1014.58 | -0.8 -0.03 -1.07 -1.07 | 50 | Wind blowing from the south | 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. | 50%. 5/10. 4 oktas | 1000-1500 3281-4921 | Altocumulus cumulogenitus (or cumulonimbogenitus). | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | 30.0 18.6 | 4.3 40 | No precipitation No precipitation | 6 | ||||||||||||
13 | 13.9 57 | 729.4 28.72 972.45 972.45 | 761.5 29.98 1015.25 1015.25 | -0.6 -0.02 -0.8 -0.8 | 61 | Wind blowing from the north-northwest | 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. | 50%. 5/10. 4 oktas | 600-1000 1968-3281 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 25.0 15.5 | 6.5 44 | No precipitation No precipitation | 1 | ||||||||||||
12 | 12.0 54 | 729.6 28.72 972.72 972.72 | 762.0 30 1015.92 1015.92 | -0.4 -0.02 -0.53 -0.53 | 65 | Wind blowing from the north-northeast | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 40%. 4/10. 3 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 | 600-1000 1968-3281 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 25.0 15.5 | 5.6 42 | No precipitation No precipitation | 1 | ||||||||||||
11 | 11.2 52 | 729.8 28.73 972.99 972.99 | 762.3 30.01 1016.32 1016.32 | -0.1 -0 -0.13 -0.13 | 71 | Wind blowing from the north-northwest | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 40%. 4/10. 3 oktas | Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels. | 40%. 4/10. 3 oktas | 300-600 984-1968 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 20.0 12.4 | 6.1 43 | No precipitation No precipitation | 1 | ||||||||||||
10 | 9.8 50 | 730.0 28.74 973.25 973.25 | 762.6 30.02 1016.72 1016.72 | 0.3 0.01 0.4 0.4 | 77 | Wind blowing from the north | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 40%. 4/10. 3 oktas | Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels. | 40%. 4/10. 3 oktas | 300-600 984-1968 | Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels. | No Cirrus, Cirrocumulus or Cirrostratus. | 15.0 9.3 | 6.0 43 | No precipitation No precipitation | 1 | ||||||||||||
09 | 8.4 47 | 730.0 28.74 973.25 973.25 | 762.8 30.03 1016.98 1016.98 | 0.6 0.02 0.8 0.8 | 83 | Wind blowing from the north-northwest | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 40%. 4/10. 3 oktas | Stratocumulus other than Stratocumulus cumulogenitus. | 40%. 4/10. 3 oktas | 1000-1500 3281-4921 | Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels. | No Cirrus, Cirrocumulus or Cirrostratus. | 10.0 6.2 | 5.7 42 | No precipitation No precipitation | 1 | ||||||||||||
08 | 6.1 43 | 729.9 28.74 973.12 973.12 | 763.0 30.04 1017.25 1017.25 | 0.5 0.02 0.67 0.67 | 92 | Wind blowing from the west | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 40%. 4/10. 3 oktas | Mist. | 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. | 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 37 | Stratocumulus other than Stratocumulus cumulogenitus. | 20–30%. 2/10–3/10. 2 oktas | 1000-1500 3281-4921 | Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels. | No Cirrus, Cirrocumulus or Cirrostratus. | 8.0 5.0 | 4.9 41 | 0.1 | 12 | Surface of ground moist. | 0.0 32 | ||||||
07 | 4.4 40 | 729.7 28.73 972.85 972.85 | 763.0 30.04 1017.25 1017.25 | 0.3 0.01 0.4 0.4 | 93 | Wind blowing from the west | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 20–30%. 2/10–3/10. 2 oktas | Mist. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 20–30%. 2/10–3/10. 2 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels. | No Cirrus, Cirrocumulus or Cirrostratus. | 8.0 5.0 | 3.4 38 | No precipitation No precipitation | 1 | |||||||||
06 | 3.4 38 | 729.4 28.72 972.45 972.45 | 762.7 30.03 1016.85 1016.85 | -0.2 -0.01 -0.27 -0.27 | 96 | Wind blowing from the west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 40%. 4/10. 3 oktas | Stratocumulus other than Stratocumulus cumulogenitus. | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 1500-2000 4921-6562 | Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels. | No Cirrus, Cirrocumulus or Cirrostratus. | 15.0 9.3 | 2.8 37 | No precipitation No precipitation | 1 | ||||||||||||
05 | 3.8 39 | 729.4 28.72 972.45 972.45 | 762.7 30.03 1016.85 1016.85 | -0.3 -0.01 -0.4 -0.4 | 93 | Wind blowing from the west-southwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 40%. 4/10. 3 oktas | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 40%. 4/10. 3 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels. | No Cirrus, Cirrocumulus or Cirrostratus. | 18.0 11.2 | 2.8 37 | No precipitation No precipitation | 1 | ||||||||||||
04 | 5.3 42 | 729.4 28.72 972.45 972.45 | 762.6 30.02 1016.72 1016.72 | -0.7 -0.03 -0.93 -0.93 | 94 | Wind blowing from the west-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 | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | 2000-2500 6562-8202 | 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. | 20.0 12.4 | 4.4 40 | No precipitation No precipitation | 1 | |||||||||||||
03 | 6.5 44 | 729.6 28.72 972.72 972.72 | 762.6 30.02 1016.72 1016.72 | -0.6 -0.02 -0.8 -0.8 | 90 | Wind blowing from the west-northwest | 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 | Stratocumulus other than Stratocumulus cumulogenitus. | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 1500-2000 4921-6562 | 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. | 25.0 15.5 | 5.0 41 | No precipitation No precipitation | 1 | |||||||||||||
02 | 6.9 44 | 729.7 28.73 972.85 972.85 | 762.7 30.03 1016.85 1016.85 | -0.5 -0.02 -0.67 -0.67 | 89 | 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 | Rain (not freezing) not falling as shower(s). | Rain. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | Stratocumulus other than Stratocumulus cumulogenitus. | 60%. 6/10. 5 oktas | 1500-2000 4921-6562 | 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. | 25.0 15.5 | 5.2 41 | 0.1 | 6 | ||||||||||
01 | 7.0 45 | 730.1 28.74 973.39 973.39 | 763.1 30.04 1017.38 1017.38 | -0.4 -0.02 -0.53 -0.53 | 88 | Wind blowing from the north-northwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 100%. 10/10. 8 oktas | Rain, not freezing, intermittent, slight at time of observation. | Rain. | 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. | 15.0 9.3 | 5.2 41 | 0.1 | 1 | ||||||||||
00 | 7.5 46 | 730.2 28.75 973.52 973.52 | 763.1 30.04 1017.38 1017.38 | -0.4 -0.02 -0.53 -0.53 | 84 | Wind blowing from the north-northwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 100%. 10/10. 8 oktas | Rain (not freezing) not falling as shower(s). | Rain. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | Stratocumulus other than Stratocumulus cumulogenitus. | 40%. 4/10. 3 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. | 15.0 9.3 | 4.9 41 | Trace of precipitation Trace of precipitation | 1 | ||||||||||
April 19, Monday | 23 | 7.8 46 | 730.2 28.75 973.52 973.52 | 763.1 30.04 1017.38 1017.38 | -0.1 -0 -0.13 -0.13 | 84 | Wind blowing from the north-northwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 100%. 10/10. 8 oktas | Rain, not freezing, intermittent, slight at time of observation. | 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 | 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. | 18.0 11.2 | 5.2 41 | Trace of precipitation Trace of precipitation | 1 | |||||||||
22 | 6.8 44 | 730.5 28.76 973.92 973.92 | 763.5 30.06 1017.92 1017.92 | 0.3 0.01 0.4 0.4 | 81 | Wind blowing from the west-northwest | 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 | Stratocumulus other than Stratocumulus cumulogenitus. | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | 1000-1500 3281-4921 | 20.0 12.4 | 3.7 39 | No precipitation No precipitation | 1 | ||||||||||||||
21 | 6.2 43 | 730.6 28.76 974.05 974.05 | 763.7 30.07 1018.18 1018.18 | 0.1 0 0.13 0.13 | 84 | Wind blowing from the west | 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 | Stratocumulus other than Stratocumulus cumulogenitus. | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | 1000-1500 3281-4921 | 20.0 12.4 | 3.6 38 | No precipitation No precipitation | 1 | ||||||||||||||
20 | 6.8 44 | 730.3 28.75 973.65 973.65 | 763.3 30.05 1017.65 1017.65 | -0.2 -0.01 -0.27 -0.27 | 83 | Wind blowing from the west-southwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | State of sky on the whole unchanged. | Rain. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | 11.1 52 | Stratocumulus other than Stratocumulus cumulogenitus. | 60%. 6/10. 5 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. | 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. | 20.0 12.4 | 4.1 39 | 0.1 | 12 |