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 May 9, Saturday | 02 | -6.8 20 | 599.4 23.6 799.13 799.13 | 0.5 0.02 0.67 0.67 | 82 | Wind blowing from the west | Strong breeze (12 m/s) (43 km/h) (27 miles/hour) (23 knots) (6 Bft) | 20–30%. 2/10–3/10. 2 oktas | -7.5 19 | -5.4 22 | No Stratocumulus, Stratus, Cumulus or Cumulonimbus. | 20–30%. 2/10–3/10. 2 oktas | 600-1000 1968-3281 | 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 | -9.4 15 | ||||||||||||
| May 8, Friday | 23 | -7.2 19 | 598.9 23.58 798.47 798.47 | 1.1 0.04 1.47 1.47 | 90 | Wind blowing from the west | Strong breeze (13 m/s) (47 km/h) (29 miles/hour) (25 knots) (6 Bft) | 40%. 4/10. 3 oktas | Stratocumulus cumulogenitus. | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 300-600 984-1968 | Altocumulus cumulogenitus (or cumulonimbogenitus). | No Cirrus, Cirrocumulus or Cirrostratus. | 71.0 44.1 | -8.6 17 | ||||||||||||||
20 | -6.6 20 | 597.8 23.54 797 797 | 87 | Wind blowing from the west-northwest | Near gale (14 m/s) (50 km/h) (31 mile/hour) (27 knots) (7 Bft) | 60%. 6/10. 5 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. | Shower(s). | Snow and/or other types of solid precipitation | -7.5 19 | -5.4 22 | Stratocumulus cumulogenitus. | 60%. 6/10. 5 oktas | 300-600 984-1968 | Altocumulus cumulogenitus (or cumulonimbogenitus). | No Cirrus, Cirrocumulus or Cirrostratus. | 71.0 44.1 | -8.5 17 | Trace of precipitation Trace of precipitation | 6 | |||||||||
18 | -6.6 20 | 597.8 23.54 797 797 | 87 | Wind blowing from the west-northwest | Near gale (14 m/s) (50 km/h) (31 mile/hour) (27 knots) (7 Bft) | 60%. 6/10. 5 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. | Shower(s). | Snow and/or other types of solid precipitation | -7.5 19 | -5.4 22 | Stratocumulus cumulogenitus. | 60%. 6/10. 5 oktas | 300-600 984-1968 | Altocumulus cumulogenitus (or cumulonimbogenitus). | No Cirrus, Cirrocumulus or Cirrostratus. | 71.0 44.1 | -8.5 17 | Trace of precipitation Trace of precipitation | 6 | |||||||||
17 | -5.5 22 | 597.3 23.52 796.33 796.33 | 0.6 0.02 0.8 0.8 | 81 | Wind blowing from the west-northwest | Near gale (17 m/s) (61 km/h) (38 miles/hour) (33 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. | Shower(s). | Snow and/or other types of solid precipitation | Stratocumulus cumulogenitus. | 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 cumulogenitus (or cumulonimbogenitus). | No Cirrus, Cirrocumulus or Cirrostratus. | 71.0 44.1 | -8.3 17 | ||||||||||||
14 | -5.5 22 | 596.7 23.49 795.53 795.53 | 0.4 0.02 0.53 0.53 | 100 | Wind blowing from the west | Near gale (16 m/s) (58 km/h) (36 miles/hour) (31 mile/hour) (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. | Continuous fall of snowflakes, slight at time of observation. Depth of newly fallen snow is 3 cm. 1.2 inches. | Shower(s). | Snow and/or other types of solid precipitation | -7.5 19 | -5.5 22 | less than 0.1 less than 0.06 | -5.5 22 | 3.0 0.12 | 6 | |||||||||||||
11 | -5.9 21 | 596.3 23.48 795 795 | 0.3 0.01 0.4 0.4 | 100 | Wind blowing from the west | Fresh breeze (10 m/s) (36 km/h) (22 mph) (19 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. | Snow shower(s), slight. | Shower(s). | Fog or ice fog or thick haze. | less than 0.1 less than 0.06 | -5.9 21 | |||||||||||||||||
08 | -6.7 20 | 596.0 23.46 794.6 794.6 | 100 | Wind blowing from the west-northwest | Near gale (16 m/s) (58 km/h) (36 miles/hour) (31 mile/hour) (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, depositing rime, sky invisible. | Shower(s). | Fog or ice fog or thick haze. | -7.5 19 | less than 0.1 less than 0.06 | -6.7 20 | Trace of precipitation Trace of precipitation | 6 | |||||||||||||||
05 | -7.2 19 | 595.2 23.43 793.53 793.53 | -0.4 -0.02 -0.53 -0.53 | 100 | Wind blowing from the west-northwest | Gale (19 m/s) (68 km/h) (43 mph) (37 knots) (8 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. | less than 0.1 less than 0.06 | -7.2 19 | |||||||||||||||||
02 | -7.5 19 | 595.6 23.45 794.07 794.07 | -0.8 -0.03 -1.07 -1.07 | 93 | Wind blowing from the west-northwest | Strong gale (21 m/s) (76 km/h) (47 miles/hour) (41 mile/hour) (9 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | Snow shower(s), slight. | Shower(s). | Fog or ice fog or thick haze. | -7.5 19 | -2.7 27 | Stratocumulus cumulogenitus. | 70 – 80%. 7/10 – 8/10. 6 oktas | Altostratus opacus or Nimbostratus. | No Cirrus, Cirrocumulus or Cirrostratus. | 71.0 44.1 | -8.5 17 | Trace of precipitation Trace of precipitation | 6 | |||||||||