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 | |
| 2026 June 28, Sunday | 02 | 7.2 45 | 607.3 23.91 809.67 809.67 | -0.9 -0.04 -1.2 -1.2 | 79 | Wind blowing from the west-northwest | Strong breeze (12 m/s) (43 km/h) (27 miles/hour) (23 knots) (6 Bft) | 50%. 5/10. 4 oktas | Fog or ice fog. | Fog or ice fog or thick haze. | 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. | 5.5 42 | 11.7 53 | Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus. | 50%. 5/10. 4 oktas | Altostratus opacus or Nimbostratus. | Cirrus spissatus cumulonimbogenitus. | 71.0 44.1 | 3.8 39 | ||||||||||
| June 27, Saturday | 23 | 8.2 47 | 608.2 23.94 810.87 810.87 | 100 | Wind blowing from the west-northwest | 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. | 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. | 0.1 0.06 | 8.2 47 | |||||||||||||||||
20 | 9.4 49 | 608.2 23.94 810.87 810.87 | -0.3 -0.01 -0.4 -0.4 | 89 | Wind blowing from the west-northwest | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 60%. 6/10. 5 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. | 5.5 42 | 11.7 53 | Cumulonimbus calvus, with or without Cumulus, Stratocumulus or Stratus. | 20–30%. 2/10–3/10. 2 oktas | Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels. | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | 50.0 31.1 | 7.7 46 | |||||||||||
17 | 10.6 51 | 608.5 23.96 811.27 811.27 | -0.2 -0.01 -0.27 -0.27 | 94 | Wind blowing from the west-northwest | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 100%. 10/10. 8 oktas | Fog or ice fog, sky visible, 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. | Stratocumulus other than Stratocumulus cumulogenitus. | 100%. 10/10. 8 oktas | 0.1 0.06 | 9.6 49 | |||||||||||||||
14 | 10.0 50 | 608.7 23.96 811.53 811.53 | 0.0 0 0 0 | 86 | Wind blowing from the north-west | 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 | Fog or ice fog. | Fog or ice fog or thick haze. | 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. | 5.5 42 | 10.0 50 | 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 | No Altocumulus, Altostratus or Nimbostratus. | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | 71.0 44.1 | 7.7 46 | |||||||||||
11 | 8.2 47 | 608.7 23.96 811.53 811.53 | 0.7 0.03 0.93 0.93 | 95 | Wind blowing from the north-west | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 50%. 5/10. 4 oktas | Fog or ice fog, sky visible, 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 during part of the appropriate period and covering 1/2 or less during part of the period. | 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 | No Altocumulus, Altostratus or Nimbostratus. | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | 1.6 1.0 | 7.5 46 | |||||||||||||
08 | 6.6 44 | 608.0 23.94 810.6 810.6 | 0.9 0.04 1.2 1.2 | 94 | Wind blowing from the north-northwest | 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 | Fog or ice fog, sky visible, no appreciable change during the preceding hour. | Fog or ice fog or thick haze. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | 5.5 42 | 8.9 48 | 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 | Less than 50 Less than 50 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 0.1 0.06 | 5.7 42 | ||||||||||
05 | 5.8 42 | 607.1 23.9 809.4 809.4 | 0.3 0.01 0.4 0.4 | 100 | Wind blowing from the west-northwest | Near gale (14 m/s) (50 km/h) (31 mile/hour) (27 knots) (7 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, sky visible, no appreciable change during the preceding hour. | Fog or ice fog or thick haze. | 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. | 60%. 6/10. 5 oktas | Less than 50 Less than 50 | Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels. | 0.1 0.06 | 5.8 42 | |||||||||||||
02 | 7.2 45 | 606.8 23.89 809 809 | -0.9 -0.04 -1.2 -1.2 | 100 | Wind blowing from the west-northwest | Near gale (15 m/s) (54 km/h) (34 mph) (29 knots) (7 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, no appreciable change during the preceding hour. | Shower(s). | Fog or ice fog or thick haze. | 8.9 48 | less than 0.1 less than 0.06 | 7.2 45 | 1.0 0.04 | 6 | ||||||||||||||