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 | |
| 2023 March 22, Wednesday | 07 | -8.6 17 | 607.9 23.93 810.47 810.47 | 0.9 0.04 1.2 1.2 | 73 | Wind blowing from the north-west | Gale (19 m/s) (68 km/h) (43 mph) (37 knots) (8 Bft) | 100%. 10/10. 8 oktas | Clouds generally forming or developing. | Fog or ice fog or thick haze. | Cloud covering more than 1/2 of the sky throughout the appropriate period. | -11.1 12 | -6.1 21 | Stratocumulus other than Stratocumulus cumulogenitus. | 100%. 10/10. 8 oktas | 6.0 3.7 | -12.7 9 | ||||||||||||
04 | -10.8 13 | 607.0 23.9 809.27 809.27 | 0.5 0.02 0.67 0.67 | 81 | Wind blowing from the north-northwest | Strong gale (24 m/s) (86 km/h) (54 mph) (47 knots) (9 Bft) | 70 – 80%. 7/10 – 8/10. 6 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. | 71.0 44.1 | -13.4 8 | |||||||||||||||||
01 | -10.3 13 | 606.5 23.88 808.6 808.6 | 0.1 0 0.13 0.13 | 100 | Wind blowing from the north-west | Strong gale (24 m/s) (86 km/h) (54 mph) (47 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. | Blizzard | -12.2 10 | -6.1 21 | less than 0.1 less than 0.06 | -10.3 13 | |||||||||||||||
| March 21, Tuesday | 22 | -9.4 15 | 606.4 23.87 808.47 808.47 | 100 | Wind blowing from the north-west | 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. | Blizzard | less than 0.1 less than 0.06 | -9.4 15 | |||||||||||||||||
21 | -9.4 15 | 606.4 23.87 808.47 808.47 | 100 | Wind blowing from the north-west | 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. | Blizzard | less than 0.1 less than 0.06 | -9.4 15 | ||||||||||||||||||
19 | -8.6 17 | 605.9 23.85 807.8 807.8 | 0.7 0.03 0.93 0.93 | 100 | Wind blowing from the north-northwest | Gale (20 m/s) (72 km/h) (45 miles/hour) (39 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. | -12.2 10 | -6.1 21 | less than 0.1 less than 0.06 | -8.6 17 | Trace of precipitation Trace of precipitation | 6 | |||||||||||||
16 | -7.1 19 | 605.2 23.83 806.87 806.87 | 0.4 0.02 0.53 0.53 | 90 | Wind blowing from the north-west | Storm (26 m/s) (94 km/h) (58 miles/hour) (51 mile/hour) (10 Bft) | 100%. 10/10. 8 oktas | Snow shower(s), slight. | Shower(s). | Cloud covering more than 1/2 of the sky throughout the appropriate period. | Cumulus humilis or Cumulus fractus other than of bad weather, or both. | 100%. 10/10. 8 oktas | 50-100 164-328 | 16.0 9.9 | -8.5 17 | ||||||||||||||
13 | -7.2 19 | 604.8 23.81 806.33 806.33 | 0.5 0.02 0.67 0.67 | 79 | Wind blowing from the west-northwest | Strong gale (22 m/s) (79 km/h) (49 miles/hour) (43 knots) (9 Bft) | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 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. | Snow and/or other types of solid precipitation | Fog or ice fog or thick haze. | -12.2 10 | -7.2 19 | 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. | No Cirrus, Cirrocumulus or Cirrostratus. | 65.0 40.4 | -10.3 13 | Trace of precipitation Trace of precipitation | 6 | ||||||||
10 | -9.5 15 | 604.3 23.79 805.67 805.67 | 0.8 0.03 1.07 1.07 | 100 | Wind blowing from the west | 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. | Snow and/or other types of solid precipitation | Fog or ice fog or thick haze. | 0.1 0.06 | -9.5 15 | |||||||||||||||||
07 | -10.7 13 | 603.5 23.76 804.6 804.6 | 0.6 0.02 0.8 0.8 | 100 | Wind blowing from the west | Strong gale (24 m/s) (86 km/h) (54 mph) (47 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. | -12.2 10 | -9.9 14 | less than 0.1 less than 0.06 | -10.7 13 | |||||||||||||||