Weather archive on Mount Washington (AWS)
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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 May 10, Friday | 17 | -0.3 31 | 598.9 23.58 798.47 798.47 | -0.2 -0.01 -0.27 -0.27 | 80 | 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 | 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 throughout the appropriate period. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | Stratocumulus cumulogenitus. | 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 | No Altocumulus, Altostratus or Nimbostratus. | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | 71.0 44.1 | -3.4 26 | |||||||||||
14 | -0.6 31 | 599.1 23.59 798.73 798.73 | 0.2 0.01 0.27 0.27 | 83 | 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 | Fog or ice fog. | Fog or ice fog or thick haze. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | -3.7 25 | 0.4 33 | Stratocumulus cumulogenitus. | 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 | 71.0 44.1 | -3.2 26 | ||||||||||||
11 | -2.2 28 | 598.9 23.58 798.47 798.47 | 0.5 0.02 0.67 0.67 | 100 | Wind blowing from the north-east | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. | Fog or ice fog, sky invisible, has begun or has become thicker during the preceding hour. | Fog or ice fog or thick haze. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | 0.2 0.1 | -2.2 28 | |||||||||||||||||
08 | -3.0 27 | 598.4 23.56 797.8 797.8 | 0.0 0 0 0 | 67 | Wind blowing from the north-east | Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | Clouds generally dissolving or becoming less developed. | Fog or ice fog or thick haze. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | -3.7 25 | 0.0 32 | Stratocumulus other than Stratocumulus cumulogenitus. | 40%. 4/10. 3 oktas | Altostratus opacus 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. | 71.0 44.1 | -8.4 17 | |||||||||||
05 | -3.5 26 | 598.4 23.56 797.8 797.8 | 82 | Wind blowing from the north-east | Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft) | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | Clouds generally forming or developing. | Fog or ice fog or thick haze. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | Stratocumulus other than Stratocumulus cumulogenitus. | 50%. 5/10. 4 oktas | 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. | 71.0 44.1 | -6.1 21 | ||||||||||||||
02 | -3.3 26 | 598.8 23.57 798.33 798.33 | -0.5 -0.02 -0.67 -0.67 | 92 | Wind blowing from the north | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | Fog or ice fog in patches. | Shower(s). | Fog or ice fog or thick haze. | -3.3 26 | 0.0 32 | Stratocumulus other than Stratocumulus cumulogenitus. | 60%. 6/10. 5 oktas | Altostratus opacus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 0.5 0.3 | -4.5 24 | Trace of precipitation Trace of precipitation | 6 | |||||||||
May 9, Thursday | 23 | -2.2 28 | 599.3 23.59 799 799 | 0.2 0.01 0.27 0.27 | 100 | Wind blowing from the north-east | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. | Fog, depositing rime, sky invisible. | Shower(s). | Fog or ice fog or thick haze. | 0.1 0.06 | -2.2 28 | ||||||||||||||||
20 | -1.8 29 | 599.1 23.59 798.73 798.73 | 0.3 0.01 0.4 0.4 | 100 | Wind blowing from the north-northeast | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. | Snow shower(s), slight. Depth of newly fallen snow is 3 cm. 1.2 inches. | Shower(s). | Snow and/or other types of solid precipitation | -2.2 28 | 0.0 32 | 0.1 0.06 | -1.8 29 | 7.0 0.28 | 6 | |||||||||||||
17 | -1.2 30 | 598.8 23.57 798.33 798.33 | 0.6 0.02 0.8 0.8 | 100 | Wind blowing from the north-northeast | Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft) | Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. Sky obscured by fog and/or other meteorological phenomena. | Fog, depositing rime, sky invisible. | Snow and/or other types of solid precipitation | Drizzle. | 0.1 0.06 | -1.2 30 |