Weather archive in Rong Chang

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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	19	29.2 85	751.0 29.57 1001.25 1001.25	754.2 29.69 1005.52 1005.52	0.9 0.04 1.2 1.2	92	Wind blowing from the east-northeast	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			100%. 10/10. 8 oktas	Lightning visible, no thunder heard.	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.		34.4 94	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	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	27.7 82
	18	30.9 88				82	Wind blowing from the east-northeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							24.3 76	34.3 94							27.4 81
	17	32.1 90				71	Wind blowing from the north-northeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							24.3 76	34.3 94							26.2 79
	16	33.3 92	750.1 29.53 1000.05 1000.05	753.3 29.66 1004.32 1004.32	-1.6 -0.06 -2.13 -2.13	64	Wind blowing from the east	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	Haze.	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.			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	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.	9.0 5.6	25.6 78
	15	32.7 91				73	Wind blowing from the north-northeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							24.3 76	33.4 92							27.2 81
	14	31.5 89				78	Wind blowing from the south-east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							24.3 76	33.4 92							27.1 81
	13	32.1 90	751.7 29.59 1002.18 1002.18	754.9 29.72 1006.45 1006.45	-1.7 -0.07 -2.27 -2.27	77	Wind blowing from the south-east	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	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.			Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	50%. 5/10. 4 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.	9.0 5.6	27.6 82
	12	31.5 89				73	Wind blowing from the north-northeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							24.3 76	33.2 92							26.1 79
	11	30.7 87				80	Wind blowing from the south-east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							24.3 76	33.2 92							26.8 80
	10	28.7 84	753.4 29.66 1004.45 1004.45	756.6 29.79 1008.72 1008.72	1.0 0.04 1.33 1.33	88	Wind blowing from the south-southeast	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 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.			Cumulus mediocris or congestus, with or without Cumulus of species fractus or humilis or Stratocumulus, all having their bases at the same level.	70 – 80%. 7/10 – 8/10. 6 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.	6.0 3.7	26.5 80
	09	27.3 81	754.9 29.72 1006.45 1006.45	757.7 29.83 1010.18 1010.18			Wind blowing from the east-southeast	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)							24.3 76									No precipitation No precipitation	1
	08	26.7 80	754.5 29.7 1005.92 1005.92	757.3 29.81 1009.65 1009.65			Wind blowing from the east-southeast	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)							24.3 76									No precipitation No precipitation	1
	07	26.0 79	752.4 29.62 1003.12 1003.12	755.6 29.75 1007.38 1007.38	0.9 0.04 1.2 1.2	99	Calm, no wind	Calm			100%. 10/10. 8 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.	24.3 76		Stratocumulus other than Stratocumulus cumulogenitus.	20–30%. 2/10–3/10. 2 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.	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.	6.0 3.7	25.8 78
	06	25.5 78	753.7 29.67 1004.85 1004.85	756.5 29.78 1008.58 1008.58			Wind blowing from the east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							24.3 76									No precipitation No precipitation	1
	05	25.4 78	753.3 29.66 1004.32 1004.32	756.1 29.77 1008.05 1008.05			Wind blowing from the east	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)							24.3 76									No precipitation No precipitation	1
	04	25.7 78	751.5 29.59 1001.92 1001.92	754.7 29.71 1006.18 1006.18	-1.0 -0.04 -1.33 -1.33	99	Wind blowing from the east-southeast	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			100%. 10/10. 8 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.	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; the continuous veil extends more than 45 degrees above the horizon, without the sky being totally covered.	6.0 3.7	25.5 78
	03	25.5 78	753.2 29.65 1004.18 1004.18	756.0 29.76 1007.92 1007.92			Wind blowing from the east	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)							24.3 76	33.2 92								No precipitation No precipitation	1
	02	25.4 78	753.4 29.66 1004.45 1004.45	756.2 29.77 1008.18 1008.18			Wind blowing from the east	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)							24.3 76	33.2 92								No precipitation No precipitation	1
	01	25.6 78	752.5 29.63 1003.25 1003.25	755.7 29.75 1007.52 1007.52	-0.9 -0.04 -1.2 -1.2	99	Wind blowing from the east-southeast	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			100%. 10/10. 8 oktas	Mist.	Thunderstorm(s) with or without precipitation.	Rain.			Stratocumulus other than Stratocumulus cumulogenitus.	60%. 6/10. 5 oktas	600-1000 1968-3281	Altostratus opacus 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.	4.0 2.5	25.4 78	9.0 0.35	18
	00	25.5 78	754.3 29.7 1005.65 1005.65	757.0 29.8 1009.25 1009.25			Wind blowing from the south-east	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)							24.3 76	33.2 92								No precipitation No precipitation	1
September 17, Thursday	23	25.4 78	755.0 29.72 1006.58 1006.58	757.8 29.83 1010.32 1010.32			Wind blowing from the east-northeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							24.3 76	33.2 92								No precipitation No precipitation	1
	22	25.2 77	753.4 29.66 1004.45 1004.45	756.6 29.79 1008.72 1008.72	1.7 0.07 2.27 2.27	99	Wind blowing from the east	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas	Rain, not freezing, continuous, slight at time of observation.	Thunderstorm(s) with or without precipitation.	Rain.			Stratocumulus other than Stratocumulus cumulogenitus.	60%. 6/10. 5 oktas	600-1000 1968-3281	Altostratus opacus 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.	4.0 2.5	25.0 77	3.0 0.12	3
	21	25.1 77	754.7 29.71 1006.18 1006.18	757.5 29.82 1009.92 1009.92			Wind blowing from the east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							24.3 76	33.2 92								2.0 0.08	1
	20	24.8 77	753.8 29.68 1004.98 1004.98	756.6 29.79 1008.72 1008.72			Wind blowing from the south-southeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)							24.3 76	33.2 92								1.0 0.04	1
	19	24.4 76	751.7 29.59 1002.18 1002.18	755.0 29.72 1006.58 1006.58	1.6 0.06 2.13 2.13	99	Wind blowing from the north-northeast	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas	Thunderstorm, slight or moderate, without hail, but with rain and/or snow at time of observation.	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.		33.2 92	Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus.	40%. 4/10. 3 oktas	600-1000 1968-3281	Altostratus opacus 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.	4.0 2.5	24.2 76	5.0 0.2	12