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 October 15, Thursday	14	-2.3 28	606.7 23.89 808.87 808.87		-0.2 -0.01 -0.27 -0.27	47	Wind blowing from the north-west	Gale (18 m/s) (65 km/h) (40 miles/hour) (35 knots) (8 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas				-5.8 22	-2.3 28	Cumulus humilis or Cumulus fractus other than of bad weather, or both.	20–30%. 2/10–3/10. 2 oktas		No Altocumulus, Altostratus 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	-12.3 10
	11	-3.8 25	606.9 23.89 809.13 809.13			47	Wind blowing from the north-northwest	Gale (20 m/s) (72 km/h) (45 miles/hour) (39 knots) (8 Bft)			40%. 4/10. 3 oktas						Stratocumulus other than Stratocumulus cumulogenitus.	60%. 6/10. 5 oktas		No Altocumulus, Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	71.0 44.1	-13.6 8
	08	-5.0 23	606.1 23.86 808.07 808.07		2.7 0.11 3.6 3.6	57	Wind blowing from the north-west	Violent storm (32 m/s) (115 km/h) (72 mph) (62 knots) (11 Bft)			20–30%. 2/10–3/10. 2 oktas	Fog or ice fog.	Shower(s).	Fog or ice fog or thick haze.	-5.8 22	9.6 49	Stratus nebulosus or Stratus fractus other than of bad weather, or both.	70 – 80%. 7/10 – 8/10. 6 oktas		No Altocumulus, Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	71.0 44.1	-12.4 10	0.3 0.01	6
	05	-3.7 25	603.4 23.76 804.47 804.47		-0.1 -0 -0.13 -0.13	100	Wind blowing from the north-west	Hurricane (33 m/s) (119 km/h) (74 mph) (64 knots) (12 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	-3.7 25
	02	-1.0 30	603.5 23.76 804.6 804.6			100	Wind blowing from the west-northwest	Violent storm (29 m/s) (104 km/h) (65 miles/hour) (56 knots) (11 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).	Drizzle.	-1.0 30							less than 0.1 less than 0.06	-1.0 30	2.0 0.08	6
October 14, Wednesday	23	-0.5 31	602.8 23.73 803.67 803.67		1.0 0.04 1.33 1.33	100	Wind blowing from the west-northwest	Violent storm (29 m/s) (104 km/h) (65 miles/hour) (56 knots) (11 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	Shower(s).	Drizzle.								less than 0.1 less than 0.06	-0.5 31
	20	0.3 33	601.8 23.69 802.33 802.33		1.1 0.04 1.47 1.47	100	Wind blowing from the west-northwest	Violent storm (29 m/s) (104 km/h) (65 miles/hour) (56 knots) (11 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.	Shower(s).	Drizzle.	0.2 32	7.6 46						0.1 0.06	0.3 33	2.0 0.08	6
	17	1.8 35	600.7 23.65 800.87 800.87		-0.4 -0.02 -0.53 -0.53	100	Wind blowing from the west	Storm (27 m/s) (97 km/h) (60 miles/hour) (52 knots) (10 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.	Shower(s).	Drizzle.								0.1 0.06	1.8 35
	14	2.8 37	601.1 23.67 801.4 801.4		-0.3 -0.01 -0.4 -0.4	100	Wind blowing from the west-northwest	Storm (27 m/s) (97 km/h) (60 miles/hour) (52 knots) (10 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 or ice fog, sky invisible, no appreciable change during the preceding hour.	Shower(s).	Drizzle.	-1.4 29	9.6 49						0.1 0.06	2.8 37	5.0 0.2	6