Weather archive in Bhumibol Dam

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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
2025 February 22, Saturday	10	27.6 82	749.1 29.49 998.72 998.72	761.5 29.98 1015.25 1015.25	1.2 0.05 1.6 1.6	69	Calm, no wind	Calm			20–30%. 2/10–3/10. 2 oktas	Mist.	Cloud covering 1/2 or less of the sky throughout the appropriate period.	Cloud covering 1/2 or less of the sky throughout the appropriate period.			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	No Altocumulus, Altostratus or Nimbostratus.	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.	7.0 4.4	21.5 71
	07	20.5 69	747.9 29.44 997.12 997.12	760.5 29.94 1013.92 1013.92	0.8 0.03 1.07 1.07	95	Calm, no wind	Calm			20–30%. 2/10–3/10. 2 oktas	Mist.	Cloud covering 1/2 or less of the sky throughout the appropriate period.	Cloud covering 1/2 or less of the sky throughout the appropriate period.	20.0 68		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 (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.	7.0 4.4	19.7 67
	06	20.5 69	748.1 29.45 997.38 997.38	759.9 29.92 1013.12 1013.12	0.5 0.02 0.67 0.67		Wind blowing from the west-northwest	Calm							20.5 69
	05	20.8 69	747.7 29.44 996.85 996.85	759.5 29.9 1012.58 1012.58	-0.5 -0.02 -0.67 -0.67		Wind blowing from the west	Calm							20.6 69
	04	21.4 71	747.1 29.41 996.05 996.05	759.7 29.91 1012.85 1012.85	-0.6 -0.02 -0.8 -0.8	89	Calm, no wind	Calm			40%. 4/10. 3 oktas	Mist.	Cloud covering 1/2 or less of the sky throughout the appropriate period.	Cloud covering 1/2 or less of the sky throughout the appropriate period.			Stratocumulus other than Stratocumulus cumulogenitus.	20–30%. 2/10–3/10. 2 oktas	600-1000 1968-3281	No Altocumulus, Altostratus or Nimbostratus.	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.	8.0 5.0	19.5 67
	03	21.0 70	747.6 29.43 996.72 996.72	759.4 29.9 1012.45 1012.45	-1.3 -0.05 -1.73 -1.73		Wind blowing from the south-west	Calm							20.6 69	32.2 90
	02	21.6 71	748.2 29.46 997.52 997.52	760.0 29.92 1013.25 1013.25	-0.7 -0.03 -0.93 -0.93		Wind blowing from the north	Calm							20.6 69	32.2 90
	01	22.0 72	747.7 29.44 996.85 996.85	760.3 29.93 1013.65 1013.65	-0.3 -0.01 -0.4 -0.4	93	Calm, no wind	Calm			40%. 4/10. 3 oktas	Mist.	Cloud covering more than 1/2 of the sky during part of the appropriate period and covering 1/2 or less during part of the period.	Cloud covering more than 1/2 of the sky during part of the appropriate period and covering 1/2 or less during part of the period.			Stratocumulus other than Stratocumulus cumulogenitus.	20–30%. 2/10–3/10. 2 oktas	600-1000 1968-3281	No Altocumulus, Altostratus or Nimbostratus.	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.	8.0 5.0	20.8 69
	00	21.8 71	748.9 29.48 998.45 998.45	760.6 29.94 1014.05 1014.05	0.6 0.02 0.8 0.8		Wind blowing from the west-southwest	Calm							20.6 69	32.2 90
February 21, Friday	23	22.1 72	748.9 29.48 998.45 998.45	760.6 29.94 1014.05 1014.05	1.1 0.04 1.47 1.47		Wind blowing from the west-southwest	Calm							20.6 69	32.2 90
	22	22.9 73	748.0 29.45 997.25 997.25	760.5 29.94 1013.92 1013.92	1.3 0.05 1.73 1.73	92	Calm, no wind	Calm			70 – 80%. 7/10 – 8/10. 6 oktas	Mist.	Cloud covering more than 1/2 of the sky throughout the appropriate period.	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	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.	8.0 5.0	21.5 71
	21	22.6 73	748.3 29.46 997.65 997.65	760.1 29.93 1013.38 1013.38	1.5 0.06 2 2		Wind blowing from the south	Calm							20.6 69	32.2 90
	20	23.0 73	747.8 29.44 996.98 996.98	759.6 29.91 1012.72 1012.72	1.1 0.04 1.47 1.47		Wind blowing from the west	Calm							20.6 69	32.2 90
	19	23.5 74	746.7 29.4 995.52 995.52	759.1 29.89 1012.05 1012.05	0.3 0.01 0.4 0.4	90	Calm, no wind	Calm			100%. 10/10. 8 oktas	Mist.	Thunderstorm(s) with or without precipitation.	Cloud covering more than 1/2 of the sky during part of the appropriate period and covering 1/2 or less during part of the period.		34.8 95	Stratocumulus other than Stratocumulus cumulogenitus.	50%. 5/10. 4 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.	Cirrostratus covering the whole sky.	8.0 5.0	21.8 71	39.0 1.54	12
	18	23.6 74	746.8 29.4 995.65 995.65	758.6 29.87 1011.38 1011.38	0.3 0.01 0.4 0.4		Wind blowing from the north-west	Calm							20.6 69	32.2 90
	17	23.0 73	746.7 29.4 995.52 995.52	758.5 29.86 1011.25 1011.25	-0.5 -0.02 -0.67 -0.67		Wind blowing from the west	Calm							20.6 69	32.2 90								34.0 1.34	1
	16	31.7 89	746.4 29.39 995.12 995.12	758.5 29.86 1011.25 1011.25	-1.3 -0.05 -1.73 -1.73	47	Wind blowing from the west	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	Thunderstorm, but no precipitation at the time of observation.	Cloud covering more than 1/2 of the sky during part of the appropriate period and covering 1/2 or less during part of the period.	Cloud covering more than 1/2 of the sky during part of the appropriate period and covering 1/2 or less during part of the period.			Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus.	20–30%. 2/10–3/10. 2 oktas	600-1000 1968-3281	Altocumulus cumulogenitus (or cumulonimbogenitus).	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.	8.0 5.0	19.2 67
	15	32.0 90	746.5 29.39 995.25 995.25	758.2 29.85 1010.85 1010.85	-2.6 -0.1 -3.47 -3.47	44	Wind blowing from the south-east	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)							23.7 75	32.9 91							18.3 65
	14	31.8 89	747.2 29.42 996.18 996.18	759.0 29.88 1011.92 1011.92		47	Wind blowing from the south	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)							23.7 75	33.4 92							19.0 66
	13	32.3 90	747.7 29.44 996.85 996.85	759.8 29.91 1012.98 1012.98	-1.8 -0.07 -2.4 -2.4	51	Wind blowing from the south-east	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			40%. 4/10. 3 oktas	Haze.	Cloud covering more than 1/2 of the sky during part of the appropriate period and covering 1/2 or less during part of the period.	Cloud covering more than 1/2 of the sky during part of the appropriate period and covering 1/2 or less during part of the period.			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	No Altocumulus, Altostratus or Nimbostratus.	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.	8.0 5.0	21.0 70
	12	29.1 84	749.1 29.49 998.72 998.72	760.9 29.96 1014.45 1014.45	-0.4 -0.02 -0.53 -0.53	56	Wind blowing from the east	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)							23.7 75	33.7 93							19.3 67
	10	27.2 81	749.5 29.51 999.25 999.25	761.8 29.99 1015.65 1015.65	2.4 0.09 3.2 3.2	66	Wind blowing from the east-southeast	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas	Mist.	Cloud covering more than 1/2 of the sky throughout the appropriate period.	Cloud covering more than 1/2 of the sky throughout the appropriate period.			Stratocumulus other than Stratocumulus cumulogenitus.	50%. 5/10. 4 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.	8.0 5.0	20.2 68