Weather archive in Jack London Lake

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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 May 21, Thursday	14	8.3 47	683.0 26.89 910.59 910.59			28	Wind blowing from the north-west	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas											50.0 31.1
	11	7.0 45	684.0 26.93 911.93 911.93			36	Wind blowing from the south	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)
	08	-0.9 30	685.0 26.97 913.26 913.26			58	Calm, no wind	Calm			10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0				-8.9 16							50.0 31.1		No precipitation No precipitation	12				44 17.3
	05	-7.1 19	685.0 26.97 913.26 913.26			99	Wind blowing from the east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)
	02	-6.4 20	685.0 26.97 913.26 913.26			93	Wind blowing from the south-east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			no clouds no clouds no clouds											50.0 31.1
May 20, Wednesday	23	-2.9 27	686.0 27.01 914.59 914.59			78	Calm, no wind	Calm
	20	4.3 40	685.7 27 914.19 914.19	756.7 29.79 1008.85 1008.85		49	Calm, no wind	Calm			20–30%. 2/10–3/10. 2 oktas					5.6 42	Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	600-1000 1968-3281	No Altocumulus, Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	50.0 31.1	-5.5 22	No precipitation No precipitation	12
	17	4.7 40	686.0 27.01 914.59 914.59			46	Wind blowing from the west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)
	14	3.8 39	686.1 27.01 914.72 914.72	757.2 29.81 1009.52 1009.52		52	Wind blowing from the west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			20–30%. 2/10–3/10. 2 oktas						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	no clouds no clouds no clouds	2500 or more, or no clouds. 8202 or more, or no clouds.	No Altocumulus, Altostratus or Nimbostratus.	Cirrus fibratus, sometimes uncinus, not progressively invading the sky.	50.0 31.1	-5.3 22