Weather archive in Heris

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
2024 December 18, Wednesday	15:30	6.0 43	622.0 24.49 829.27 829.27	764.8 30.11 1019.65 1019.65	-0.4 -0.02 -0.53 -0.53	44	Wind blowing from the south-southwest	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			no clouds no clouds no clouds											15.0 9.3	-5.6 22	No precipitation No precipitation	6
	12:30	4.5 40	622.4 24.5 829.8 829.8	765.4 30.13 1020.45 1020.45	-1.5 -0.06 -2 -2	42	Wind blowing from the east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			no clouds no clouds no clouds											15.0 9.3	-7.3 19
	09:30	-1.8 29	623.9 24.56 831.8 831.8	768.4 30.25 1024.45 1024.45	0.3 0.01 0.4 0.4	63	Wind blowing from the south	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0						Stratocumulus other than Stratocumulus cumulogenitus.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	1000-1500 3281-4921	No Altocumulus, Altostratus or Nimbostratus.	No Cirrus, Cirrocumulus or Cirrostratus.	15.0 9.3	-7.9 18	No precipitation No precipitation	6	Surface of ground frozen.	-13.0 9
	06:30	-10.2 14	623.6 24.55 831.4 831.4	769.4 30.29 1025.78 1025.78	-0.8 -0.03 -1.07 -1.07	85	Wind blowing from the east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0				-10.5 13	-2.4 28	Stratocumulus other than Stratocumulus cumulogenitus.	10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	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.	16.0 9.9	-12.3 10
	03:30	-9.6 15	624.4 24.58 832.47 832.47	768.5 30.26 1024.58 1024.58	-0.7 -0.03 -0.93 -0.93	84	Wind blowing from the south-east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			no clouds no clouds no clouds											16.0 9.9	-11.9 11	No precipitation No precipitation	6
	00:30	-7.8 18	625.1 24.61 833.4 833.4	769.0 30.28 1025.25 1025.25	-0.4 -0.02 -0.53 -0.53	82	Wind blowing from the west-northwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			50%. 5/10. 4 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 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 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.	16.0 9.9	-10.4 13
December 17, Tuesday	21:30	-5.5 22	625.5 24.63 833.93 833.93	769.9 30.31 1026.45 1026.45	0.7 0.03 0.93 0.93	75	Wind blowing from the north	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			no clouds no clouds no clouds											16.0 9.9	-9.2 15	No precipitation No precipitation	6
	18:30	-1.7 29	624.8 24.6 833 833	768.6 30.26 1024.72 1024.72	0.9 0.04 1.2 1.2	59	Wind blowing from the north-west	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			no clouds no clouds no clouds				-3.9 25	4.2 40						16.0 9.9	-8.7 16
	15:30	3.9 39	623.9 24.56 831.8 831.8	765.8 30.15 1020.98 1020.98	0.1 0 0.13 0.13	39	Wind blowing from the west-southwest	Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft)			20–30%. 2/10–3/10. 2 oktas						Cumulonimbus capillatus (often with an anvil), with or without Cumulonimbus calvus, Cumulus, Stratocumulus, Stratus or pannus.	20–30%. 2/10–3/10. 2 oktas	1000-1500 3281-4921	Patches (often lenticular) of Altocumulus translucidus, continually changing and occurring at one or more levels.	No Cirrus, Cirrocumulus or Cirrostratus.	16.0 9.9	-8.8 16	No precipitation No precipitation	6