Weather archive in Bilma

To receive explanations, hover over the appropriate heading

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 June 13, Saturday	07	27.4 81	727.6 28.65 970.05 970.05	757.0 29.8 1009.25 1009.25		40	Calm, no wind	Calm			10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0				24.6 76		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 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.	10.0 6.2	12.5 55
June 12, Friday	22	33.5 92	728.0 28.66 970.59 970.59	756.9 29.8 1009.12 1009.12		20	Calm, no wind	Calm			no clouds no clouds no clouds											10.0 6.2	7.9 46	No precipitation No precipitation	3
	19	36.4 98	726.9 28.62 969.12 969.12	755.8 29.76 1007.65 1007.65		22	Calm, no wind	Calm			60%. 6/10. 5 oktas					44.2 112	Cumulus humilis or Cumulus fractus other than of bad weather, or both.	40%. 4/10. 3 oktas	1000-1500 3281-4921	Altocumulus translucidus at a single level.	No Cirrus, Cirrocumulus or Cirrostratus.	10.0 6.2	11.5 53	No precipitation No precipitation	12
	16	41.9 107	726.7 28.61 968.85 968.85	755.3 29.74 1006.98 1006.98	-1.1 -0.04 -1.47 -1.47	13	Wind blowing from the south-east	Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 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 and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	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.		10.0 6.2	8.5 47	No precipitation No precipitation	3
	13	42.1 108	727.8 28.65 970.32 970.32	756.4 29.78 1008.45 1008.45	-0.8 -0.03 -1.07 -1.07	18	Calm, no wind	Calm			90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas						Cumulus and Stratocumulus other than Stratocumulus cumulogenitus, with bases at different levels.	50%. 5/10. 4 oktas	600-1000 1968-3281	Altostratus translucidus.		10.0 6.2	12.8 55	Trace of precipitation Trace of precipitation	6
	10	40.6 105	728.6 28.69 971.39 971.39	757.3 29.81 1009.65 1009.65		15	Wind blowing from the north-east	Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 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.	40%. 4/10. 3 oktas	1000-1500 3281-4921	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.	No Cirrus, Cirrocumulus or Cirrostratus.	10.0 6.2	9.2 49	No precipitation No precipitation	3
	07	35.2 95	728.8 28.69 971.65 971.65	757.7 29.83 1010.18 1010.18		23	Wind blowing from the north-east	Near gale (14 m/s) (50 km/h) (31 mile/hour) (27 knots) (7 Bft)			60%. 6/10. 5 oktas	Dust or sand raised by wind at or near the station at the time of observation, but no well-developed dust whirl(s) or sand whirl(s), and no duststorm or sandstorm seen; or, in the case of ships, blowing spray at the station.	Cloud covering more than 1/2 of the sky throughout the appropriate period.		34.5 94		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	1000-1500 3281-4921	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.	No Cirrus, Cirrocumulus or Cirrostratus.	9.0 5.6	11.4 53	Trace of precipitation Trace of precipitation	24