Weather archive in Tanah Merah
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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 | |
2024 April 30, Tuesday | 09 | 27.6 82 | 754.1 29.69 1005.38 1005.38 | 756.5 29.78 1008.58 1008.58 | 0.4 0.02 0.53 0.53 | 85 | Wind blowing from the east-northeast | 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 | 24.5 76 | Stratocumulus other than Stratocumulus cumulogenitus. | 60%. 6/10. 5 oktas | 200-300 656-984 | Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels. | 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. | 8.0 5.0 | 24.9 77 | 23.0 0.91 | 24 | ||||||||||
06 | 25.4 78 | 753.7 29.67 1004.85 1004.85 | 756.1 29.77 1008.05 1008.05 | 0.2 0.01 0.27 0.27 | 94 | Calm, no wind | Calm | 100%. 10/10. 8 oktas | State of sky on the whole unchanged. | Rain. | Rain. | Stratocumulus other than Stratocumulus cumulogenitus. | 70 – 80%. 7/10 – 8/10. 6 oktas | 200-300 656-984 | 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. | 7.0 4.4 | 24.3 76 | 0.3 0.01 | 3 | |||||||||
03 | 24.8 77 | 753.5 29.67 1004.58 1004.58 | 755.9 29.76 1007.78 1007.78 | -0.8 -0.03 -1.07 -1.07 | 97 | Calm, no wind | Calm | 100%. 10/10. 8 oktas | Rain, not freezing, continuous, slight at time of observation. | Thunderstorm(s) with or without precipitation. | Rain. | Stratocumulus other than Stratocumulus cumulogenitus. | 70 – 80%. 7/10 – 8/10. 6 oktas | 200-300 656-984 | Altostratus opacus or Nimbostratus. | 3.0 1.9 | 24.3 76 | 16.0 0.63 | 6 | ||||||||||
00 | 25.6 78 | 754.3 29.7 1005.65 1005.65 | 756.7 29.79 1008.85 1008.85 | 0.0 0 0 0 | 95 | Wind blowing from the east-northeast | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 100%. 10/10. 8 oktas | Rain, not freezing, intermittent, slight at time of observation. | Thunderstorm(s) with or without precipitation. | Rain. | Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus. | 70 – 80%. 7/10 – 8/10. 6 oktas | 200-300 656-984 | 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. | 4.0 2.5 | 24.8 77 | 8.0 0.31 | 3 | |||||||||
April 29, Monday | 21 | 26.0 79 | 754.3 29.7 1005.65 1005.65 | 756.7 29.79 1008.85 1008.85 | 1.3 0.05 1.73 1.73 | 96 | Calm, no wind | Calm | 100%. 10/10. 8 oktas | Rain, not freezing, continuous, slight at time of observation. | Thunderstorm(s) with or without precipitation. | Rain. | 31.8 89 | Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus. | 100%. 10/10. 8 oktas | 200-300 656-984 | Altostratus opacus or Nimbostratus. | 3.0 1.9 | 25.3 78 | 5.0 0.2 | 6 | ||||||||
18 | 28.4 83 | 753.0 29.65 1003.92 1003.92 | 755.4 29.74 1007.12 1007.12 | 1.0 0.04 1.33 1.33 | 89 | Wind blowing from the west-southwest | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 50%. 5/10. 4 oktas | Lightning visible, no thunder heard. | Cloud covering more than 1/2 of the sky throughout the appropriate 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. | 40%. 4/10. 3 oktas | 200-300 656-984 | 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. | 10.0 6.2 | 26.4 80 | |||||||||||
15 | 30.4 87 | 752.0 29.61 1002.58 1002.58 | 754.4 29.7 1005.78 1005.78 | -1.7 -0.07 -2.27 -2.27 | 85 | Wind blowing from the west-southwest | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | Rain (not freezing) not falling as shower(s). | Shower(s). | Cloud covering more than 1/2 of the sky throughout the appropriate period. | Cumulonimbus calvus, with or without Cumulus, Stratocumulus or Stratus. | 60%. 6/10. 5 oktas | 200-300 656-984 | Altostratus translucidus. | 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. | 10.0 6.2 | 27.5 82 | 2.0 0.08 | 6 | |||||||||
12 | 30.8 87 | 753.7 29.67 1004.85 1004.85 | 756.1 29.77 1008.05 1008.05 | -2.0 -0.08 -2.67 -2.67 | 81 | Wind blowing from the east | 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 | Shower(s) of rain. | Shower(s). | Cloud covering more than 1/2 of the sky throughout the appropriate period. | 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 | 200-300 656-984 | 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. | 10.0 6.2 | 27.1 81 | Trace of precipitation Trace of precipitation | 3 | |||||||||
09 | 28.0 82 | 755.7 29.75 1007.52 1007.52 | 758.1 29.85 1010.72 1010.72 | 1.9 0.07 2.53 2.53 | 85 | Wind blowing from the south-southeast | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 60%. 6/10. 5 oktas | 25.0 77 | Stratocumulus other than Stratocumulus cumulogenitus. | 60%. 6/10. 5 oktas | 200-300 656-984 | Altostratus translucidus. | 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. | 8.0 5.0 | 25.3 78 | 5.0 0.2 | 24 |