Weather archive in Chok Chai

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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 1, Tuesday	19	31.0 88	739.4 29.11 985.79 985.79	755.6 29.75 1007.38 1007.38	0.8 0.03 1.07 1.07	69	Calm, no wind	Calm			60%. 6/10. 5 oktas					33.3 92	Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	20–30%. 2/10–3/10. 2 oktas	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.	10.0 6.2	24.6 76
	16	32.5 91	738.6 29.08 984.72 984.72	754.7 29.71 1006.18 1006.18	-1.6 -0.06 -2.13 -2.13	57	Wind blowing from the west-northwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas						Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	20–30%. 2/10–3/10. 2 oktas	600-1000 1968-3281	Altocumulus translucidus at a single level.	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.	10.0 6.2	22.9 73
	13	32.0 90	740.2 29.14 986.85 986.85	756.3 29.78 1008.32 1008.32	-0.9 -0.04 -1.2 -1.2	58	Wind blowing from the west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 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 mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	60%. 6/10. 5 oktas	600-1000 1968-3281	Altocumulus translucidus at a single level.	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.	10.0 6.2	22.8 73
	10	29.0 84	741.1 29.18 988.05 988.05	757.5 29.82 1009.92 1009.92	0.5 0.02 0.67 0.67	79	Wind blowing from the west-southwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas						Stratocumulus other than Stratocumulus cumulogenitus.	60%. 6/10. 5 oktas	600-1000 1968-3281	Altocumulus translucidus at a single level.	Cirrostratus covering the whole sky.	10.0 6.2	24.9 77
	07	25.1 77	740.6 29.16 987.39 987.39	757.2 29.81 1009.52 1009.52	0.7 0.03 0.93 0.93	94	Calm, no wind	Calm			100%. 10/10. 8 oktas	State of sky on the whole unchanged.	Rain.	Cloud covering more than 1/2 of the sky throughout the appropriate period.	24.5 76		No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	100%. 10/10. 8 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.	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.		10.0 6.2	24.1 75	2.0 0.08	24
	04	24.8 77	739.9 29.13 986.45 986.45	756.4 29.78 1008.45 1008.45	-0.5 -0.02 -0.67 -0.67	93	Calm, no wind	Calm			100%. 10/10. 8 oktas	State of sky on the whole unchanged.	Rain.	Cloud covering more than 1/2 of the sky throughout the appropriate period.			Stratocumulus other than Stratocumulus cumulogenitus.	40%. 4/10. 3 oktas	600-1000 1968-3281	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.		10.0 6.2	23.6 74	Trace of precipitation Trace of precipitation	3
	02	25.0 77	739.6 29.12 986.05 986.05	755.2 29.73 1006.85 1006.85				Calm							24.2 76	33.9 93								No precipitation No precipitation	1
	01	25.2 77	740.4 29.15 987.12 987.12	757.0 29.8 1009.25 1009.25	-1.3 -0.05 -1.73 -1.73	94	Calm, no wind	Calm			100%. 10/10. 8 oktas	Rain, not freezing, continuous, slight at time of observation.	Rain.	Cloud covering more than 1/2 of the sky throughout the appropriate period.			Stratocumulus other than Stratocumulus cumulogenitus.	100%. 10/10. 8 oktas	600-1000 1968-3281			8.0 5.0	24.2 76	2.0 0.08	18
	00	25.3 78	740.3 29.15 986.99 986.99	756.0 29.76 1007.92 1007.92			Wind blowing from the south	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							24.1 75	33.9 93								No precipitation No precipitation	1
August 31, Monday	23	25.3 78				88		Calm							24.0 75	33.9 93							23.2 74
	22	25.8 78	741.7 29.2 988.85 988.85	758.2 29.85 1010.85 1010.85	2.1 0.08 2.8 2.8	84	Calm, no wind	Calm			100%. 10/10. 8 oktas	Rain, not freezing, continuous, slight at time of observation.	Rain.	Cloud covering more than 1/2 of the sky throughout the appropriate period.			Stratocumulus other than Stratocumulus cumulogenitus.	100%. 10/10. 8 oktas	600-1000 1968-3281			8.0 5.0	22.8 73	1.0 0.04	2
	21	27.0 81				77	Wind blowing from the west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)							23.8 75	33.9 93							22.6 73
	20	27.2 81				76	Wind blowing from the west-southwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							23.8 75	33.9 93							22.7 73
	19	28.5 83	739.6 29.12 986.05 986.05	755.9 29.76 1007.78 1007.78	1.5 0.06 2 2	67	Wind blowing from the west	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas					33.9 93	Stratocumulus other than Stratocumulus cumulogenitus.	40%. 4/10. 3 oktas	600-1000 1968-3281	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.		10.0 6.2	21.8 71