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 February 10, Tuesday	10	-9.8 14	598.3 23.56 797.67 797.67			87	Wind blowing from the west	Fresh breeze (10 m/s) (36 km/h) (22 mph) (19 knots) (5 Bft)			20–30%. 2/10–3/10. 2 oktas	Clouds generally dissolving or becoming less developed.	Snow and/or other types of solid precipitation	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.			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	600-1000 1968-3281	Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels.	Cirrus (often in bands) and Cirrostratus, or Cirrostratus alone, progressively invading the sky; they generally thicken as a whole, but the continuous veil does not reach 45 degrees above the horizon.	71.0 44.1	-11.6 11
	07	-12.3 10	598.5 23.56 797.93 797.93		0.3 0.01 0.4 0.4	92	Wind blowing from the west-northwest	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	Continuous fall of snowflakes, slight at time of observation.	Snow and/or other types of solid precipitation	Cloud covering more than 1/2 of the sky throughout the appropriate period.		-10.5 13	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		Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	30.0 18.6	-13.3 8	Trace of precipitation Trace of precipitation	6
	04	-9.8 14	598.3 23.56 797.67 797.67		0.3 0.01 0.4 0.4	87	Wind blowing from the west	Fresh breeze (10 m/s) (36 km/h) (22 mph) (19 knots) (5 Bft)			20–30%. 2/10–3/10. 2 oktas	Clouds generally dissolving or becoming less developed.	Snow and/or other types of solid precipitation	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.			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	600-1000 1968-3281	Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels.	Cirrus (often in bands) and Cirrostratus, or Cirrostratus alone, progressively invading the sky; they generally thicken as a whole, but the continuous veil does not reach 45 degrees above the horizon.	71.0 44.1	-11.6 11
	01	-11.2 12	598.0 23.54 797.27 797.27			63	Wind blowing from the north-west	Near gale (14 m/s) (50 km/h) (31 mile/hour) (27 knots) (7 Bft)			60%. 6/10. 5 oktas				-19.7 -3	-10.5 13	No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	40%. 4/10. 3 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.	Altostratus translucidus.	Cirrostratus not progressively invading the sky and not entirely covering it.	71.0 44.1	-17.0 1
February 9, Monday	22	-13.3 8	597.9 23.54 797.13 797.13			53	Wind blowing from the north	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						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	60%. 6/10. 5 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.	Altostratus opacus or Nimbostratus.	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	-21.0 -6
	19	-13.3 8	597.9 23.54 797.13 797.13		0.6 0.02 0.8 0.8	53	Wind blowing from the north	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						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	60%. 6/10. 5 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.	Altostratus opacus or Nimbostratus.	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	-21.0 -6
	16	-17.3 1	597.3 23.52 796.33 796.33		0.3 0.01 0.4 0.4	41	Wind blowing from the north-west	Violent storm (29 m/s) (104 km/h) (65 miles/hour) (56 knots) (11 Bft)			20–30%. 2/10–3/10. 2 oktas						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	20–30%. 2/10–3/10. 2 oktas	600-1000 1968-3281	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 (often in bands) and Cirrostratus, or Cirrostratus alone, progressively invading the sky; they generally thicken as a whole, but the continuous veil does not reach 45 degrees above the horizon.	71.0 44.1	-27.4 -17
	13	-16.8 2	597.0 23.5 795.93 795.93		0.5 0.02 0.67 0.67	49	Wind blowing from the north-northwest	Violent storm (30 m/s) (108 km/h) (67 miles/hour) (58 knots) (11 Bft)			10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0				-19.7 -3	-16.8 2	Stratocumulus other than Stratocumulus cumulogenitus.	20–30%. 2/10–3/10. 2 oktas		No Altocumulus, Altostratus or Nimbostratus.	Cirrocumulus alone, or Cirrocumulus accompanied by Cirrus or Cirrostratus or both, but Cirrocumulus is predominant.	71.0 44.1	-25.1 -13
	10	-18.8 -2	596.5 23.48 795.27 795.27		-0.5 -0.02 -0.67 -0.67	59	Wind blowing from the north-northwest	Violent storm (30 m/s) (108 km/h) (67 miles/hour) (58 knots) (11 Bft)			no clouds no clouds no clouds											71.0 44.1	-24.8 -13