Weather archive in Northolt / Mandeville (airport)
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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 May 18, Monday | 00 | 8.1 47 | 755.7 29.75 1007.52 1007.52 | 758.7 29.87 1011.52 1011.52 | 86 | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 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 | 65.0 40.4 | 5.9 43 | |||||||||||||||||||
| May 17, Sunday | 23 | 8.7 48 | 755.8 29.76 1007.65 1007.65 | 758.8 29.87 1011.65 1011.65 | 83 | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 4 m/s 14 km/h 9 miles/hour 8 knots 3 Bft | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 71.0 44.1 | 6.0 43 | |||||||||||||||||||
22 | 9.2 49 | 755.7 29.75 1007.52 1007.52 | 758.7 29.87 1011.52 1011.52 | 77 | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 4 m/s 14 km/h 9 miles/hour 8 knots 3 Bft | 71.0 44.1 | 5.4 42 | |||||||||||||||||||||
21 | 10.2 50 | 755.5 29.74 1007.25 1007.25 | 758.5 29.86 1011.25 1011.25 | 70 | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 3 m/s 11 km/h 7 miles/hour 6 knots 2 Bft | 20–30%. 2/10–3/10. 2 oktas | 71.0 44.1 | 4.9 41 | ||||||||||||||||||||
20 | 11.8 53 | 755.2 29.73 1006.85 1006.85 | 758.2 29.85 1010.85 1010.85 | 62 | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 6 m/s 22 km/h 13 miles/hour 12 knots 4 Bft | 70 – 80%. 7/10 – 8/10. 6 oktas | 71.0 44.1 | 4.8 41 | ||||||||||||||||||||
19 | 12.5 55 | 755.1 29.73 1006.72 1006.72 | 758.1 29.85 1010.72 1010.72 | 61 | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 5 m/s 18 km/h 11 miles/hour 10 knots 3 Bft | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 71.0 44.1 | 5.1 41 | ||||||||||||||||||||
18 | 13.4 56 | 754.9 29.72 1006.45 1006.45 | 757.9 29.84 1010.45 1010.45 | 53 | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | 50%. 5/10. 4 oktas | 1500-2000 4921-6562 | 60.0 37.3 | 3.8 39 | |||||||||||||||||||
17 | 14.6 58 | 754.6 29.71 1006.05 1006.05 | 757.6 29.83 1010.05 1010.05 | 50 | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | 50%. 5/10. 4 oktas | 71.0 44.1 | 4.1 39 | ||||||||||||||||||||
16 | 15.8 60 | 754.6 29.71 1006.05 1006.05 | 757.5 29.82 1009.92 1009.92 | 39 | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 7 m/s 25 km/h 16 miles/hour 14 knots 4 Bft | 71.0 44.1 | 1.9 35 | |||||||||||||||||||||
15 | 16.1 61 | 754.7 29.71 1006.18 1006.18 | 757.6 29.83 1010.05 1010.05 | 41 | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 71.0 44.1 | 2.7 37 | ||||||||||||||||||||
14 | 15.2 59 | 754.8 29.72 1006.32 1006.32 | 757.7 29.83 1010.18 1010.18 | 45 | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | 70 – 80%. 7/10 – 8/10. 6 oktas | 71.0 44.1 | 3.4 38 | ||||||||||||||||||||
13 | 15.5 60 | 754.7 29.71 1006.18 1006.18 | 757.6 29.83 1010.05 1010.05 | 43 | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | 20–30%. 2/10–3/10. 2 oktas | 71.0 44.1 | 2.8 37 | ||||||||||||||||||||
12 | 14.4 58 | 754.8 29.72 1006.32 1006.32 | 757.8 29.83 1010.32 1010.32 | 55 | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 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 | 71.0 44.1 | 5.4 42 | ||||||||||||||||||||
11 | 15.7 60 | 754.8 29.72 1006.32 1006.32 | 757.7 29.83 1010.18 1010.18 | 58 | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 7 m/s 25 km/h 16 miles/hour 14 knots 4 Bft | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 1000-1500 3281-4921 | 65.0 40.4 | 7.5 46 | |||||||||||||||||||
10 | 13.5 56 | 754.8 29.72 1006.32 1006.32 | 757.7 29.83 1010.18 1010.18 | 66 | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 6 m/s 22 km/h 13 miles/hour 12 knots 4 Bft | 40%. 4/10. 3 oktas | 1500-2000 4921-6562 | 65.0 40.4 | 7.3 45 | |||||||||||||||||||
09 | 12.9 55 | 754.6 29.71 1006.05 1006.05 | 757.6 29.83 1010.05 1010.05 | 76 | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 6 m/s 22 km/h 13 miles/hour 12 knots 4 Bft | 50%. 5/10. 4 oktas | 40.0 24.9 | 8.8 48 | ||||||||||||||||||||
08 | 11.0 52 | 754.4 29.7 1005.78 1005.78 | 757.4 29.82 1009.78 1009.78 | 85 | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 5 m/s 18 km/h 11 miles/hour 10 knots 3 Bft | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 30.0 18.6 | 8.6 47 | ||||||||||||||||||||
07 | 9.6 49 | 754.1 29.69 1005.38 1005.38 | 757.1 29.81 1009.38 1009.38 | 94 | Light air (1 m/s) (4 km/h) (2 mph) (2 knots) (1 Bft) | 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 | 18.0 11.2 | 8.7 48 | ||||||||||||||||||||
06 | 8.7 48 | 753.8 29.68 1004.98 1004.98 | 756.9 29.8 1009.12 1009.12 | 95 | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 4 m/s 14 km/h 9 miles/hour 8 knots 3 Bft | 70 – 80%. 7/10 – 8/10. 6 oktas | 17.0 10.6 | 8.0 46 | ||||||||||||||||||||
05 | 9.0 48 | 753.4 29.66 1004.45 1004.45 | 756.4 29.78 1008.45 1008.45 | 94 | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 4 m/s 14 km/h 9 miles/hour 8 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 | 18.0 11.2 | 8.0 46 | ||||||||||||||||||||
04 | 9.6 49 | 753.1 29.65 1004.05 1004.05 | 756.1 29.77 1008.05 1008.05 | 95 | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 5 m/s 18 km/h 11 miles/hour 10 knots 3 Bft | 100%. 10/10. 8 oktas | 23.0 14.3 | 8.8 48 | ||||||||||||||||||||
03 | 9.8 50 | 753.0 29.65 1003.92 1003.92 | 756.0 29.76 1007.92 1007.92 | 95 | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 5 m/s 18 km/h 11 miles/hour 10 knots 3 Bft | 100%. 10/10. 8 oktas | 22.0 13.7 | 9.0 48 | ||||||||||||||||||||
02 | 10.0 50 | 753.0 29.65 1003.92 1003.92 | 756.0 29.76 1007.92 1007.92 | 94 | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 5 m/s 18 km/h 11 miles/hour 10 knots 3 Bft | 100%. 10/10. 8 oktas | 22.0 13.7 | 9.1 48 | ||||||||||||||||||||
01 | 10.8 51 | 753.1 29.65 1004.05 1004.05 | 756.1 29.77 1008.05 1008.05 | 94 | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 6 m/s 22 km/h 13 miles/hour 12 knots 4 Bft | 100%. 10/10. 8 oktas | 0.5 0.3 | 9.8 50 | ||||||||||||||||||||
00 | 10.9 52 | 753.1 29.65 1004.05 1004.05 | 756.0 29.76 1007.92 1007.92 | 92 | Light breeze (2 m/s) (7 km/h) (4 mph) (4 knots) (2 Bft) | 4 m/s 14 km/h 9 miles/hour 8 knots 3 Bft | 60%. 6/10. 5 oktas | 300-600 984-1968 | 30.0 18.6 | 9.6 49 | |||||||||||||||||||