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 | |
2022 August 15, Monday | 20 | 10.2 50 | 609.4 23.99 812.47 812.47 | 0.3 0.01 0.4 0.4 | 89 | Wind blowing from the south-southeast | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 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 | 6.9 44 | 12.5 55 | Stratocumulus other than Stratocumulus cumulogenitus. | 70 – 80%. 7/10 – 8/10. 6 oktas | 50-100 164-328 | 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; the continuous veil extends more than 45 degrees above the horizon, without the sky being totally covered. | 71.0 44.1 | 8.5 47 | ||||||||||||
17 | 12.5 55 | 609.1 23.98 812.07 812.07 | 71 | Wind blowing from the south-southeast | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 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 | Cumulus humilis or Cumulus fractus other than of bad weather, or both. | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | 300-600 984-1968 | 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. | 71.0 44.1 | 7.3 45 | ||||||||||||||||
14 | 12.4 54 | 609.1 23.98 812.07 812.07 | 0.3 0.01 0.4 0.4 | 43 | variable wind direction | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | 6.9 44 | 12.4 54 | Cumulus humilis or Cumulus fractus other than of bad weather, or both. | 70 – 80%. 7/10 – 8/10. 6 oktas | 300-600 984-1968 | No Altocumulus, 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. | 71.0 44.1 | 0.2 32 | |||||||||||||
11 | 10.2 50 | 608.8 23.97 811.67 811.67 | 0.1 0 0.13 0.13 | 74 | Wind blowing from the south-east | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | Cumulus humilis or Cumulus fractus other than of bad weather, or both. | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | 300-600 984-1968 | No Altocumulus, Altostratus or Nimbostratus. | Cirrostratus not progressively invading the sky and not entirely covering it. | 71.0 44.1 | 5.7 42 | |||||||||||||||
08 | 8.3 47 | 608.7 23.96 811.53 811.53 | 0.2 0.01 0.27 0.27 | 89 | Wind blowing from the south-east | Near gale (15 m/s) (54 km/h) (34 mph) (29 knots) (7 Bft) | 60%. 6/10. 5 oktas | 6.9 44 | 11.7 53 | Cumulus humilis or Cumulus fractus other than of bad weather, or both. | 60%. 6/10. 5 oktas | 300-600 984-1968 | Altocumulus translucidus at a single level. | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | 71.0 44.1 | 6.5 44 | |||||||||||||
05 | 7.2 45 | 608.5 23.96 811.27 811.27 | -0.3 -0.01 -0.4 -0.4 | 93 | Wind blowing from the south-southeast | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 40%. 4/10. 3 oktas | Cumulus humilis or Cumulus fractus other than of bad weather, or both. | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 600-1000 1968-3281 | Altostratus opacus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 71.0 44.1 | 6.2 43 | |||||||||||||||
02 | 7.6 46 | 608.8 23.97 811.67 811.67 | 90 | Wind blowing from the south-east | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | 4.6 40 | 11.7 53 | Cumulus humilis or Cumulus fractus other than of bad weather, or both. | 40%. 4/10. 3 oktas | 600-1000 1968-3281 | Altostratus opacus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 71.0 44.1 | 6.1 43 | ||||||||||||||
August 14, Sunday | 23 | 8.3 47 | 609.0 23.98 811.93 811.93 | 0.2 0.01 0.27 0.27 | 88 | Wind blowing from the south | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | Stratus nebulosus or Stratus fractus other than of bad weather, or both. | 60%. 6/10. 5 oktas | 300-600 984-1968 | Altostratus opacus or Nimbostratus. | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | 71.0 44.1 | 6.4 44 | ||||||||||||||
20 | 9.1 48 | 608.8 23.97 811.67 811.67 | 0.0 0 0 0 | 80 | Wind blowing from the north-northwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 60%. 6/10. 5 oktas | 4.6 40 | 11.7 53 | Stratocumulus other than Stratocumulus cumulogenitus. | 40%. 4/10. 3 oktas | 300-600 984-1968 | Altostratus opacus or Nimbostratus. | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | 71.0 44.1 | 5.8 42 |