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 2, Monday | 19 | -22.7 -9 | 605.4 23.83 807.13 807.13 | 1.5 0.06 2 2 | 71 | Wind blowing from the west-northwest | Strong gale (24 m/s) (86 km/h) (54 mph) (47 knots) (9 Bft) | 20–30%. 2/10–3/10. 2 oktas | -27.8 -18 | -22.2 -8 | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 2500 or more, or no clouds. 8202 or more, or no clouds. | Altostratus translucidus. | Cirrus fibratus, sometimes uncinus, not progressively invading the sky. | 71.0 44.1 | -26.6 -16 | ||||||||||||
16 | -22.3 -8 | 603.9 23.78 805.13 805.13 | 0.2 0.01 0.27 0.27 | 58 | Wind blowing from the west-northwest | Near gale (17 m/s) (61 km/h) (38 miles/hour) (33 knots) (7 Bft) | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 2500 or more, or no clouds. 8202 or more, or no clouds. | Altostratus translucidus. | No Cirrus, Cirrocumulus or Cirrostratus. | 71.0 44.1 | -28.3 -19 | |||||||||||||||
13 | -23.5 -10 | 603.7 23.77 804.87 804.87 | -0.2 -0.01 -0.27 -0.27 | 52 | Wind blowing from the west-northwest | Near gale (16 m/s) (58 km/h) (36 miles/hour) (31 mile/hour) (7 Bft) | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | -28.5 -19 | -23.5 -10 | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 60%. 6/10. 5 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | Altostratus translucidus. | 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 | -30.6 -23 | |||||||||||||
10 | -24.4 -12 | 603.9 23.78 805.13 805.13 | 57 | Wind blowing from the north-west | Near gale (16 m/s) (58 km/h) (36 miles/hour) (31 mile/hour) (7 Bft) | 20–30%. 2/10–3/10. 2 oktas | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 20–30%. 2/10–3/10. 2 oktas | 2000-2500 6562-8202 | Altostratus translucidus. | No Cirrus, Cirrocumulus or Cirrostratus. | 71.0 44.1 | -30.6 -23 | ||||||||||||||||
07 | -25.4 -14 | 602.6 23.72 803.4 803.4 | 81 | Wind blowing from the north-west | Gale (19 m/s) (68 km/h) (43 mph) (37 knots) (8 Bft) | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | Clouds generally forming or developing. | 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. | -28.5 -19 | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 2000-2500 6562-8202 | Altostratus translucidus. | No Cirrus, Cirrocumulus or Cirrostratus. | 71.0 44.1 | -27.7 -18 | ||||||||||||
04 | -27.1 -17 | 601.5 23.68 801.93 801.93 | 1.0 0.04 1.33 1.33 | 90 | Wind blowing from the north-west | Gale (20 m/s) (72 km/h) (45 miles/hour) (39 knots) (8 Bft) | no clouds no clouds no clouds | Clouds generally dissolving or becoming less developed. | 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. | 71.0 44.1 | -28.2 -19 | |||||||||||||||||
01 | -27.8 -18 | 600.5 23.64 800.6 800.6 | 0.9 0.04 1.2 1.2 | 86 | Wind blowing from the west-northwest | Strong gale (21 m/s) (76 km/h) (47 miles/hour) (41 mile/hour) (9 Bft) | 60%. 6/10. 5 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 during part of the appropriate period and covering 1/2 or less during part of the period. | -28.5 -19 | Stratus nebulosus or Stratus fractus other than of bad weather, or both. | 60%. 6/10. 5 oktas | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 0.3 0.2 | -29.4 -21 | ||||||||||||
| March 1, Sunday | 22 | -27.5 -18 | 599.6 23.61 799.4 799.4 | 100 | Wind blowing from the west-northwest | Strong gale (23 m/s) (83 km/h) (51 mile/hour) (45 knots) (9 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. | 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. | less than 0.1 less than 0.06 | -27.5 -18 | |||||||||||||||||
19 | -25.9 -15 | 599.3 23.59 799 799 | 1.1 0.04 1.47 1.47 | 82 | Wind blowing from the west-northwest | Storm (28 m/s) (101 km/h) (63 mph) (54 knots) (10 Bft) | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | State of sky on the whole unchanged. | Fog or ice fog or thick haze. | Cloud covering 1/2 or less of the sky throughout the appropriate period. | -25.9 -15 | -14.3 6 | Stratocumulus other than Stratocumulus cumulogenitus. | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 100-200 328-656 | No Altocumulus, Altostratus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 71.0 44.1 | -28.1 -19 | ||||||||||