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
2022 August 15, Monday	20	10.2 50	609.4 23.99 812.47 812.47		0.3 0.01 0.4 0.4	89	Wind blowing from the south-southeast	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas				6.9 44	12.5 55	Stratocumulus other than Stratocumulus cumulogenitus.	70 – 80%. 7/10 – 8/10. 6 oktas	50-100 164-328	Altocumulus translucidus or opacus in two or more layers, or Altocumulus opacus in a single layer, not progressively invading the sky, or Altocumulus with 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	8.5 47
	17	12.5 55	609.1 23.98 812.07 812.07			71	Wind blowing from the south-southeast	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas						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	Altocumulus translucidus at a single level.	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	7.3 45
	14	12.4 54	609.1 23.98 812.07 812.07		0.3 0.01 0.4 0.4	43	variable wind direction	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas				6.9 44	12.4 54	Cumulus humilis or Cumulus fractus other than of bad weather, or both.	70 – 80%. 7/10 – 8/10. 6 oktas	300-600 984-1968	No Altocumulus, Altostratus 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	0.2 32
	11	10.2 50	608.8 23.97 811.67 811.67		0.1 0 0.13 0.13	74	Wind blowing from the south-east	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas						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.	Cirrostratus not progressively invading the sky and not entirely covering it.	71.0 44.1	5.7 42
	08	8.3 47	608.7 23.96 811.53 811.53		0.2 0.01 0.27 0.27	89	Wind blowing from the south-east	Near gale (15 m/s) (54 km/h) (34 mph) (29 knots) (7 Bft)			60%. 6/10. 5 oktas				6.9 44	11.7 53	Cumulus humilis or Cumulus fractus other than of bad weather, or both.	60%. 6/10. 5 oktas	300-600 984-1968	Altocumulus translucidus at a single level.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	71.0 44.1	6.5 44
	05	7.2 45	608.5 23.96 811.27 811.27		-0.3 -0.01 -0.4 -0.4	93	Wind blowing from the south-southeast	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			40%. 4/10. 3 oktas						Cumulus humilis or Cumulus fractus other than of bad weather, or both.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	600-1000 1968-3281	Altostratus opacus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	71.0 44.1	6.2 43
	02	7.6 46	608.8 23.97 811.67 811.67			90	Wind blowing from the south-east	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas				4.6 40	11.7 53	Cumulus humilis or Cumulus fractus other than of bad weather, or both.	40%. 4/10. 3 oktas	600-1000 1968-3281	Altostratus opacus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	71.0 44.1	6.1 43
August 14, Sunday	23	8.3 47	609.0 23.98 811.93 811.93		0.2 0.01 0.27 0.27	88	Wind blowing from the south	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas						Stratus nebulosus or Stratus fractus other than of bad weather, or both.	60%. 6/10. 5 oktas	300-600 984-1968	Altostratus opacus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	71.0 44.1	6.4 44
August 14, Sunday	20	9.1 48	608.8 23.97 811.67 811.67		0.0 0 0 0	80	Wind blowing from the north-northwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			60%. 6/10. 5 oktas				4.6 40	11.7 53	Stratocumulus other than Stratocumulus cumulogenitus.	40%. 4/10. 3 oktas	300-600 984-1968	Altostratus opacus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	71.0 44.1	5.8 42