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 March 6, Friday | 16 | -2.2 28 | 608.1 23.94 810.73 810.73 | 99 | Wind blowing from the south | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 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 in patches. | Drizzle. | Fog or ice fog or thick haze. | Stratocumulus other than Stratocumulus cumulogenitus. | 100%. 10/10. 8 oktas | Altocumulus translucidus in bands, or one or more layers of Altocumulus translucidus or opacus, progressively invading the sky; these Altocumulus clouds generally thicken as a whole. | 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 | -2.4 28 | |||||||||||||
13 | -0.5 31 | 608.5 23.96 811.27 811.27 | 100 | Wind blowing from the west-southwest | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 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. | Drizzle, not freezing, continuous, slight at time of observation. | Snow and/or other types of solid precipitation | Drizzle. | -0.1 32 | 0.1 0.06 | -0.5 31 | 0.3 0.01 | 6 | |||||||||||||||
10 | -1.6 29 | 608.1 23.94 810.73 810.73 | 0.4 0.02 0.53 0.53 | 100 | Wind blowing from the south-southwest | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 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. | Snow grains (with or without fog). | Snow and/or other types of solid precipitation | Fog or ice fog or thick haze. | 0.1 0.06 | -1.6 29 | |||||||||||||||||
07 | -2.0 28 | 607.7 23.93 810.2 810.2 | 100 | Wind blowing from the south-southwest | 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. | Continuous fall of snowflakes, slight at time of observation. Depth of newly fallen snow is 1 cm. 0.4 inches. | Snow and/or other types of solid precipitation | Fog or ice fog or thick haze. | -4.4 24 | -1.7 29 | 0.1 0.06 | -2.0 28 | 1.0 0.04 | 6 | ||||||||||||||
04 | -2.3 28 | 607.2 23.91 809.53 809.53 | -0.1 -0 -0.13 -0.13 | 100 | Wind blowing from the south-southwest | 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. | Ice pellets | Snow and/or other types of solid precipitation | Fog or ice fog or thick haze. | less than 0.1 less than 0.06 | -2.3 28 | |||||||||||||||||
01 | -2.0 28 | 607.7 23.93 810.2 810.2 | 0.1 0 0.13 0.13 | 100 | Wind blowing from the south-southwest | 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. | Continuous fall of snowflakes, slight at time of observation. Depth of newly fallen snow is 1 cm. 0.4 inches. | Snow and/or other types of solid precipitation | Fog or ice fog or thick haze. | -4.4 24 | -1.7 29 | 0.1 0.06 | -2.0 28 | 1.0 0.04 | 6 | |||||||||||||
| March 5, Thursday | 22 | -3.3 26 | 607.6 23.92 810.07 810.07 | 69 | Wind blowing from the south-west | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 100%. 10/10. 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. | Stratus nebulosus or Stratus fractus other than of bad weather, or both. | 60%. 6/10. 5 oktas | 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. | Cirrostratus covering the whole sky. | 71.0 44.1 | -8.3 17 | |||||||||||||
19 | -4.4 24 | 607.2 23.91 809.53 809.53 | 0.6 0.02 0.8 0.8 | 75 | Wind blowing from the west-southwest | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 100%. 10/10. 8 oktas | State of sky on the whole unchanged. | Fog or ice fog or thick haze. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | -6.5 20 | -2.9 27 | Stratus nebulosus or Stratus fractus other than of bad weather, or both. | 70 – 80%. 7/10 – 8/10. 6 oktas | 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. | Cirrostratus covering the whole sky. | 71.0 44.1 | -8.3 17 | |||||||||||
16 | -5.6 22 | 606.6 23.88 808.73 808.73 | 0.2 0.01 0.27 0.27 | 97 | Wind blowing from the west | 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 (has become thinner 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 cumulogenitus. | 100%. 10/10. 8 oktas | Altostratus opacus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 0.2 0.1 | -6.0 21 | |||||||||||||