Weather archive in Borssele Alfa
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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 September 18, Friday | 18 | 18.0 64 | 757.2 29.81 1009.52 1009.52 | 760.9 29.96 1014.45 1014.45 | 70 | Wind blowing from the south-west | Strong breeze (11 m/s) (40 km/h) (25 miles/hour) (21 mile/hour) (6 Bft) | 15 m/s 54 km/h 34 mph 29 knots 7 Bft | 15 m/s 54 km/h 34 mph 29 knots 7 Bft | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 1000-1500 3281-4921 | 30.0 18.6 | 12.5 55 | |||||||||||||||
17 | 17.6 64 | 757.3 29.81 1009.65 1009.65 | 761.0 29.96 1014.58 1014.58 | 65 | Wind blowing from the south-west | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft | 12 m/s 43 km/h 27 miles/hour 23 knots 6 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. | 40.0 24.9 | 10.8 51 | ||||||||||||||||
16 | 16.9 62 | 757.5 29.82 1009.92 1009.92 | 761.2 29.97 1014.85 1014.85 | 64 | Wind blowing from the south-west | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 10 m/s 36 km/h 22 mph 19 knots 5 Bft | 70 – 80%. 7/10 – 8/10. 6 oktas | 70 – 80%. 7/10 – 8/10. 6 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 40.0 24.9 | 10.0 50 | |||||||||||||||||
15 | 16.5 62 | 757.5 29.82 1009.92 1009.92 | 761.1 29.96 1014.72 1014.72 | 68 | Wind blowing from the south-west | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 35.0 21.8 | 10.6 51 | |||||||||||||||||
14 | 16.2 61 | 757.6 29.83 1010.05 1010.05 | 761.2 29.97 1014.85 1014.85 | 67 | Wind blowing from the west-southwest | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 10 m/s 36 km/h 22 mph 19 knots 5 Bft | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 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. | 35.0 21.8 | 10.0 50 | ||||||||||||||||
13 | 16.3 61 | 757.3 29.81 1009.65 1009.65 | 761.0 29.96 1014.58 1014.58 | 66 | Wind blowing from the west | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 50%. 5/10. 4 oktas | 50%. 5/10. 4 oktas | 600-1000 1968-3281 | 40.0 24.9 | 9.8 50 | ||||||||||||||||
12 | 16.5 62 | 757.3 29.81 1009.65 1009.65 | 761.0 29.96 1014.58 1014.58 | 68 | Wind blowing from the west | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 10 m/s 36 km/h 22 mph 19 knots 5 Bft | 10 m/s 36 km/h 22 mph 19 knots 5 Bft | 60%. 6/10. 5 oktas | 60%. 6/10. 5 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 50.0 31.1 | 10.6 51 | ||||||||||||||||
11 | 16.5 62 | 757.1 29.81 1009.38 1009.38 | 760.8 29.95 1014.32 1014.32 | 62 | Wind blowing from the west | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft | 10 m/s 36 km/h 22 mph 19 knots 5 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 | 2500 or more, or no clouds. 8202 or more, or no clouds. | 60.0 37.3 | 9.1 48 | ||||||||||||||||
10 | 16.4 62 | 756.8 29.8 1008.98 1008.98 | 760.5 29.94 1013.92 1013.92 | 61 | Wind blowing from the west | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft | 9 m/s 32 km/h 20 miles/hour 17 knots 5 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 | 600-1000 1968-3281 | 55.0 34.2 | 8.7 48 | ||||||||||||||||
09 | 16.1 61 | 756.5 29.78 1008.58 1008.58 | 760.2 29.93 1013.52 1013.52 | 66 | Wind blowing from the west-northwest | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft | 10 m/s 36 km/h 22 mph 19 knots 5 Bft | 40%. 4/10. 3 oktas | 40%. 4/10. 3 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 55.0 34.2 | 9.7 49 | ||||||||||||||||
08 | 16.1 61 | 756.0 29.76 1007.92 1007.92 | 759.7 29.91 1012.85 1012.85 | 68 | Wind blowing from the west-northwest | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 40%. 4/10. 3 oktas | Clouds generally dissolving or becoming less developed. | Showers or intermittent precipitation. | 15.9 61 | 40%. 4/10. 3 oktas | 600-1000 1968-3281 | 55.0 34.2 | 10.1 50 | |||||||||||||
07 | 16.2 61 | 755.6 29.75 1007.38 1007.38 | 759.4 29.9 1012.45 1012.45 | 67 | Wind blowing from the west-northwest | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 10 m/s 36 km/h 22 mph 19 knots 5 Bft | 10 m/s 36 km/h 22 mph 19 knots 5 Bft | 50%. 5/10. 4 oktas | Rain (not freezing). | 50%. 5/10. 4 oktas | 600-1000 1968-3281 | 71.0 44.1 | 10.1 50 | |||||||||||||||
06 | 16.4 62 | 755.5 29.74 1007.25 1007.25 | 759.1 29.89 1012.05 1012.05 | 67 | Wind blowing from the west-northwest | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | 50%. 5/10. 4 oktas | 50%. 5/10. 4 oktas | 600-1000 1968-3281 | 71.0 44.1 | 10.1 50 | ||||||||||||||||
05 | 16.5 62 | 755.2 29.73 1006.85 1006.85 | 758.8 29.87 1011.65 1011.65 | 63 | Wind blowing from the west-northwest | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 60%. 6/10. 5 oktas | 60%. 6/10. 5 oktas | 1000-1500 3281-4921 | 71.0 44.1 | 9.4 49 | ||||||||||||||||
04 | 16.6 62 | 755.0 29.72 1006.58 1006.58 | 758.7 29.87 1011.52 1011.52 | 65 | Wind blowing from the west-northwest | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 10 m/s 36 km/h 22 mph 19 knots 5 Bft | 10 m/s 36 km/h 22 mph 19 knots 5 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 | 600-1000 1968-3281 | 71.0 44.1 | 10.0 50 | ||||||||||||||||
03 | 17.0 63 | 754.8 29.72 1006.32 1006.32 | 758.5 29.86 1011.25 1011.25 | 62 | Wind blowing from the west-northwest | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 20–30%. 2/10–3/10. 2 oktas | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 1000-1500 3281-4921 | 71.0 44.1 | 9.6 49 | ||||||||||||||||
02 | 17.5 64 | 754.6 29.71 1006.05 1006.05 | 758.2 29.85 1010.85 1010.85 | 58 | Wind blowing from the west-northwest | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 13 m/s 47 km/h 29 miles/hour 25 knots 6 Bft | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 71.0 44.1 | 9.2 49 | ||||||||||||||||
01 | 17.9 64 | 754.5 29.7 1005.92 1005.92 | 758.2 29.85 1010.85 1010.85 | 54 | Wind blowing from the west-northwest | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 10 m/s 36 km/h 22 mph 19 knots 5 Bft | 13 m/s 47 km/h 29 miles/hour 25 knots 6 Bft | 20–30%. 2/10–3/10. 2 oktas | 20–30%. 2/10–3/10. 2 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 71.0 44.1 | 8.3 47 | ||||||||||||||||
00 | 18.4 65 | 754.4 29.7 1005.78 1005.78 | 758.1 29.85 1010.72 1010.72 | 53 | Wind blowing from the west-northwest | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 10 m/s 36 km/h 22 mph 19 knots 5 Bft | 10 m/s 36 km/h 22 mph 19 knots 5 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 | 2000-2500 6562-8202 | 71.0 44.1 | 8.7 48 | ||||||||||||||||
| September 17, Thursday | 23 | 18.8 66 | 754.2 29.69 1005.52 1005.52 | 757.9 29.84 1010.45 1010.45 | 51 | Wind blowing from the west-northwest | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 50%. 5/10. 4 oktas | 50%. 5/10. 4 oktas | 2000-2500 6562-8202 | 71.0 44.1 | 8.4 47 | |||||||||||||||
22 | 19.1 66 | 754.0 29.69 1005.25 1005.25 | 757.7 29.83 1010.18 1010.18 | 56 | Wind blowing from the west-northwest | Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft) | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 1500-2000 4921-6562 | 71.0 44.1 | 10.0 50 | ||||||||||||||||
21 | 19.3 67 | 753.5 29.67 1004.58 1004.58 | 757.2 29.81 1009.52 1009.52 | 54 | Wind blowing from the west-northwest | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 7 m/s 25 km/h 16 miles/hour 14 knots 4 Bft | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | 40%. 4/10. 3 oktas | 40%. 4/10. 3 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 71.0 44.1 | 9.6 49 | ||||||||||||||||
20 | 19.3 67 | 753.1 29.65 1004.05 1004.05 | 756.8 29.8 1008.98 1008.98 | 55 | Wind blowing from the west-northwest | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 7 m/s 25 km/h 16 miles/hour 14 knots 4 Bft | 15 m/s 54 km/h 34 mph 29 knots 7 Bft | 100%. 10/10. 8 oktas | State of sky on the whole unchanged. | Showers or intermittent precipitation. | Rain. | 19.5 67 | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 71.0 44.1 | 10.0 50 | ||||||||||||
19 | 19.1 66 | 753.1 29.65 1004.05 1004.05 | 756.7 29.79 1008.85 1008.85 | 60 | Wind blowing from the west | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 9 m/s 32 km/h 20 miles/hour 17 knots 5 Bft | 14 m/s 50 km/h 31 mile/hour 27 knots 7 Bft | 100%. 10/10. 8 oktas | Rain (not freezing). | Showers or intermittent precipitation. | Rain. | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 71.0 44.1 | 11.0 52 | |||||||||||||
18 | 18.2 65 | 752.9 29.64 1003.78 1003.78 | 756.7 29.79 1008.85 1008.85 | 82 | Wind blowing from the west-southwest | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 8 m/s 29 km/h 18 miles/hour 16 knots 5 Bft | 10 m/s 36 km/h 22 mph 19 knots 5 Bft | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | Rain shower(s) or intermittent rain, slight. | Rain. | 60%. 6/10. 5 oktas | 600-1000 1968-3281 | 13.0 8.1 | 15.0 59 | ||||||||||||||