Weather archive in Ostroleka

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 May 21, Thursday	01	13.3 56	757.2 29.81 1009.52 1009.52	765.9 30.15 1021.12 1021.12		91	Wind blowing from the north-northwest	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							90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			17.0 10.6	11.8 53
2026 May 21, Thursday	00	13.0 55	757.3 29.81 1009.65 1009.65	766.0 30.16 1021.25 1021.25		92	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							90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			13.0 8.1	11.7 53
May 20, Wednesday	23	13.1 56	757.3 29.81 1009.65 1009.65	766.0 30.16 1021.25 1021.25		91	Wind blowing from the south-southwest	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							90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			13.0 8.1	11.7 53
	22	14.7 58	757.3 29.81 1009.65 1009.65	766.0 30.16 1021.25 1021.25		83	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							90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			20.0 12.4	11.9 53
	21	16.8 62	757.0 29.8 1009.25 1009.25	765.7 30.15 1020.85 1020.85		74	Wind blowing from the north-northeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			22.0 13.7	12.2 54
	20	17.9 64	756.6 29.79 1008.72 1008.72	765.1 30.12 1020.05 1020.05		72	Wind blowing from the north	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			100%. 10/10. 8 oktas		Rain.	No significant weather observed.	13.7 57	22.3 72		100%. 10/10. 8 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			40.0 24.9	12.8 55	0.2 0.01	12
	19	18.6 65	756.6 29.79 1008.72 1008.72	765.1 30.12 1020.05 1020.05		68	Wind blowing from the north-northwest	Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft)			70 – 80%. 7/10 – 8/10. 6 oktas							70 – 80%. 7/10 – 8/10. 6 oktas	1000-1500 3281-4921			35.0 21.8	12.5 55
	18	19.2 67	756.4 29.78 1008.45 1008.45	765.0 30.12 1019.92 1019.92		63	Wind blowing from the north-northwest	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							90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			50.0 31.1	12.0 54
	17	18.4 65	756.5 29.78 1008.58 1008.58	765.0 30.12 1019.92 1019.92		66	Wind blowing from the north	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		Rain.	No significant weather observed.				90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	1000-1500 3281-4921			40.0 24.9	11.8 53
	16	16.8 62	756.7 29.79 1008.85 1008.85	765.3 30.13 1020.32 1020.32		70	Wind blowing from the east	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			100%. 10/10. 8 oktas	Rain, not freezing, slight.	Rain.	No significant weather observed.				100%. 10/10. 8 oktas	1500-2000 4921-6562			50.0 31.1	11.3 52
	15	20.0 68	756.4 29.78 1008.45 1008.45	764.8 30.11 1019.65 1019.65		57	Wind blowing from the north-east	Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft)			100%. 10/10. 8 oktas							100%. 10/10. 8 oktas	1000-1500 3281-4921			27.0 16.8	11.2 52
	14	20.6 69	756.6 29.79 1008.72 1008.72	765.1 30.12 1020.05 1020.05		55	Wind blowing from the south	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							90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			24.0 14.9	11.2 52	0.2 0.01	6
	13	20.0 68	756.8 29.8 1008.98 1008.98	765.3 30.13 1020.32 1020.32		59	Wind blowing from the west-southwest	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							90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			20.0 12.4	11.6 53
	12	19.2 67	756.9 29.8 1009.12 1009.12	765.4 30.13 1020.45 1020.45		61	Wind blowing from the south-southwest	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			60%. 6/10. 5 oktas							60%. 6/10. 5 oktas	1500-2000 4921-6562			25.0 15.5	11.4 53
	11	18.6 65	757.0 29.8 1009.25 1009.25	765.6 30.14 1020.72 1020.72		64	Wind blowing from the north-northeast	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			20–30%. 2/10–3/10. 2 oktas							20–30%. 2/10–3/10. 2 oktas	1500-2000 4921-6562			20.0 12.4	11.6 53
	10	17.8 64	757.1 29.81 1009.38 1009.38	765.7 30.15 1020.85 1020.85		70	Wind blowing from the north-east	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			50%. 5/10. 4 oktas							50%. 5/10. 4 oktas	1500-2000 4921-6562			21.0 13.1	12.2 54
	09	15.5 60	757.0 29.8 1009.25 1009.25	765.7 30.15 1020.85 1020.85		78	Wind blowing from the west-northwest	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% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	1500-2000 4921-6562			13.0 8.1	11.6 53
	08	13.7 57	757.0 29.8 1009.25 1009.25	765.7 30.15 1020.85 1020.85		83	Wind blowing from the north	Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft)			20–30%. 2/10–3/10. 2 oktas	Mist.	Fog	Visibility reduced.	7.0 45	15.9 61		20–30%. 2/10–3/10. 2 oktas	1500-2000 4921-6562			9.0 5.6	10.9 52	No precipitation No precipitation	12
	07	11.4 53	756.9 29.8 1009.12 1009.12	765.7 30.15 1020.85 1020.85		92	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		Fog	Visibility reduced.								17.0 10.6	10.2 50
	06	7.6 46	756.7 29.79 1008.85 1008.85	765.6 30.14 1020.72 1020.72		97	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	Fog	Fog	Visibility reduced.				90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	Less than 50 Less than 50			1.0 0.6	7.2 45
	05	7.3 45	756.4 29.78 1008.45 1008.45	765.3 30.13 1020.32 1020.32		97	Calm, no wind	Calm			10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	Mist.	Fog	Visibility reduced.				10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	Less than 50 Less than 50			2.9 1.8	6.8 44
	04	7.5 46	756.3 29.78 1008.32 1008.32	765.1 30.12 1020.05 1020.05		96	Calm, no wind	Calm			no clouds no clouds no clouds	Mist.	Fog	Visibility reduced.								1.9 1.2	6.9 44
	03	8.5 47	756.3 29.78 1008.32 1008.32	765.1 30.12 1020.05 1020.05		96	Wind blowing from the south-southwest	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	Mist.	Fog	Visibility reduced.				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.			1.2 0.8	7.9 46
	02	9.4 49	756.2 29.77 1008.18 1008.18	765.0 30.12 1019.92 1019.92		96	Calm, no wind	Calm			10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0	Mist.	Visibility reduced.	No significant weather observed.				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.			1.3 0.8	8.8 48	No precipitation No precipitation	6
	01	10.5 51	756.1 29.77 1008.05 1008.05	764.9 30.11 1019.78 1019.78		94	Wind blowing from the south	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	Mist.	No significant weather observed.	No significant weather observed.				90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas	2500 or more, or no clouds. 8202 or more, or no clouds.			2.6 1.6	9.5 49