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 September 18, Friday	05	6.8 44	607.6 23.92 810.07 810.07		-0.6 -0.02 -0.8 -0.8	100	Wind blowing from the west-northwest	Strong gale (21 m/s) (76 km/h) (47 miles/hour) (41 mile/hour) (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 or ice fog, sky invisible, has begun or has become thicker during the preceding hour.	Fog or ice fog or thick haze.	Fog or ice fog or thick haze.								less than 0.1 less than 0.06	6.8 44
2026 September 18, Friday	02	7.4 45	608.2 23.94 810.87 810.87		-1.2 -0.05 -1.6 -1.6	100	Wind blowing from the west-northwest	Near gale (15 m/s) (54 km/h) (34 mph) (29 knots) (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 or ice fog, sky invisible, no appreciable change during the preceding hour.	Shower(s).	Rain.	6.6 44	10.4 51						less than 0.1 less than 0.06	7.4 45	3.0 0.12	6
September 17, Thursday	23	7.8 46	609.4 23.99 812.47 812.47		-0.9 -0.04 -1.2 -1.2	95	Wind blowing from the west-northwest	Near gale (14 m/s) (50 km/h) (31 mile/hour) (27 knots) (7 Bft)			100%. 10/10. 8 oktas	Rain shower(s), slight.	Shower(s).	Rain.			Stratus nebulosus or Stratus 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		Altostratus opacus or Nimbostratus.		30.0 18.6	7.0 45
	20	8.8 48	610.3 24.03 813.67 813.67			90	Wind blowing from the west-northwest	Strong breeze (11 m/s) (40 km/h) (25 miles/hour) (21 mile/hour) (6 Bft)			100%. 10/10. 8 oktas	Rain, not freezing, continuous, slight at time of observation.	Shower(s).	Rain.	6.6 44	10.4 51	Stratus nebulosus or Stratus 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		Altostratus opacus or Nimbostratus.		50.0 31.1	7.3 45	0.3 0.01	6
	17	9.4 49	611.0 24.06 814.6 814.6			100	Wind blowing from the west	Strong breeze (13 m/s) (47 km/h) (29 miles/hour) (25 knots) (6 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.	Rain shower(s), slight.	Shower(s).	Fog or ice fog or thick haze.								less than 0.1 less than 0.06	9.4 49
	14	9.4 49	611.7 24.08 815.53 815.53		-1.2 -0.05 -1.6 -1.6	100	Wind blowing from the west-southwest	Strong breeze (11 m/s) (40 km/h) (25 miles/hour) (21 mile/hour) (6 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 (has become thinner during the preceding hour).	Shower(s).	Fog or ice fog or thick haze.	6.6 44	10.4 51						0.1 0.06	9.4 49	Trace of precipitation Trace of precipitation	6
	11	8.8 48	610.3 24.03 813.67 813.67		-3.0 -0.12 -4 -4	90	Wind blowing from the west-northwest	Strong breeze (11 m/s) (40 km/h) (25 miles/hour) (21 mile/hour) (6 Bft)			100%. 10/10. 8 oktas	Rain, not freezing, continuous, slight at time of observation.	Shower(s).	Rain.	6.6 44	10.4 51	Stratus nebulosus or Stratus 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		Altostratus opacus or Nimbostratus.		50.0 31.1	7.3 45	0.3 0.01	6
	08	8.4 47	613.3 24.15 817.67 817.67			100	Wind blowing from the west	Strong breeze (11 m/s) (40 km/h) (25 miles/hour) (21 mile/hour) (6 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.	Fog or ice fog or thick haze.	Cloud covering more than 1/2 of the sky throughout the appropriate period.	6.6 44	11.7 53						0.1 0.06	8.4 47
	05	7.3 45	613.4 24.15 817.8 817.8			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.	Fog or ice fog, sky invisible, has begun or has become thicker during the preceding hour.	Fog or ice fog or thick haze.	Cloud covering more than 1/2 of the sky throughout the appropriate period.								0.1 0.06	7.3 45