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 July 14, Tuesday	01	30.6 87	726.1 28.59 968.05 968.05	754.9 29.72 1006.45 1006.45	-0.2 -0.01 -0.27 -0.27	36	Calm, no wind	Calm			40%. 4/10. 3 oktas	Widespread dust in suspension in the air, not raised by wind at or near the station at the time of observation.	Cloud covering 1/2 or less of the sky throughout the appropriate period.				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.	8.0 5.0	14.0 57	No precipitation No precipitation	6
July 13, Monday	22	34.0 93	726.3 28.59 968.32 968.32	755.2 29.73 1006.85 1006.85	0.5 0.02 0.67 0.67	28	Calm, no wind	Calm			40%. 4/10. 3 oktas	Widespread dust in suspension in the air, not raised by wind at or near the station at the time of observation.	Cloud covering 1/2 or less of the sky throughout the appropriate period.				No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	20–30%. 2/10–3/10. 2 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.	Altocumulus translucidus at a single level.	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.	6.0 3.7	12.8 55	No precipitation No precipitation	3
	19	35.9 97	725.8 28.57 967.65 967.65	755.2 29.73 1006.85 1006.85	0.9 0.04 1.2 1.2	30	Wind blowing from the south-east	Strong breeze (12 m/s) (43 km/h) (27 miles/hour) (23 knots) (6 Bft)			40%. 4/10. 3 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.	Fog or ice fog or thick haze.			45.0 113	No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	40%. 4/10. 3 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.	Altocumulus translucidus at a single level.	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.	3.0 1.9	15.9 61	No precipitation No precipitation	12
	16	44.3 112	724.9 28.54 966.45 966.45	753.9 29.68 1005.12 1005.12	-1.3 -0.05 -1.73 -1.73	9	Wind blowing from the north-east	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			40%. 4/10. 3 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	1000-1500 3281-4921	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	5.0 41	No precipitation No precipitation	3
	13	43.3 110	726.2 28.59 968.19 968.19	755.2 29.73 1006.85 1006.85	-1.1 -0.04 -1.47 -1.47	9	Wind blowing from the north-east	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			40%. 4/10. 3 oktas						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	2500 or more, or no clouds. 8202 or more, or no clouds.	Altocumulus translucidus at a single level.	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	4.1 39	No precipitation No precipitation	6
	12	41.8 107	726.8 28.61 968.99 968.99	755.7 29.75 1007.52 1007.52		9	Wind blowing from the south-east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			40%. 4/10. 3 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 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	3.6 38	No precipitation No precipitation	1
	11	41.5 107	727.3 28.63 969.65 969.65	756.1 29.77 1008.05 1008.05		9	Wind blowing from the south-east	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0		Altocumulus translucidus at a single level.	No Cirrus, Cirrocumulus or Cirrostratus.	10.0 6.2	2.8 37	No precipitation No precipitation	1
	10	39.4 103	727.3 28.63 969.65 969.65	756.2 29.77 1008.18 1008.18	1.0 0.04 1.33 1.33	11	Wind blowing from the east	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	2500 or more, or no clouds. 8202 or more, or no clouds.	Altocumulus translucidus at a single level.	No Cirrus, Cirrocumulus or Cirrostratus.	10.0 6.2	4.4 40	No precipitation No precipitation	3
	09	35.3 96	727.4 28.64 969.79 969.79	756.4 29.78 1008.45 1008.45		18	Wind blowing from the east	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0						No Stratocumulus, Stratus, Cumulus or Cumulonimbus.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0		Altocumulus translucidus at a single level.	No Cirrus, Cirrocumulus or Cirrostratus.	10.0 6.2	7.2 45	No precipitation No precipitation	1
	08	30.0 86	726.7 28.61 968.85 968.85	756.6 29.79 1008.72 1008.72		28	Wind blowing from the east	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	Widespread dust in suspension in the air, not raised by wind at or near the station at the time of observation.	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.			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.	8.0 5.0	9.8 50	No precipitation No precipitation	1
	07	25.6 78	726.3 28.59 968.32 968.32	755.5 29.74 1007.25 1007.25		30	Calm, no wind	Calm			10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	Widespread dust in suspension in the air, not raised by wind at or near the station at the time of observation.	Cloud covering 1/2 or less of the sky throughout the appropriate period.		21.2 70		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.	8.0 5.0	6.6 44	No precipitation No precipitation	24
	06	21.3 70	725.8 28.57 967.65 967.65	755.1 29.73 1006.72 1006.72		48	Calm, no wind	Calm			10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	Widespread dust in suspension in the air, not raised by wind at or near the station at the time of observation.	Cloud covering 1/2 or less of the sky throughout the appropriate period.				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.	8.0 5.0	9.9 50	No precipitation No precipitation	1