Weather archive in the Isle of Portland
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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 August 6, Thursday | 00 | 17.0 63 | 761.1 29.96 1014.72 1014.72 | 765.7 30.15 1020.85 1020.85 | 65 | Wind blowing from the west-northwest | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 22 m/s 79 km/h 49 miles/hour 43 knots 9 Bft | 25 m/s 90 km/h 56 miles/hour 49 knots 10 Bft | no clouds no clouds no clouds | 29.0 18.0 | 10.3 51 | No precipitation No precipitation | 1 | |||||||||||||||
| August 5, Wednesday | 23 | 17.2 63 | 760.7 29.95 1014.18 1014.18 | 765.4 30.13 1020.45 1020.45 | 67 | Wind blowing from the north-west | Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft) | 23 m/s 83 km/h 51 mile/hour 45 knots 9 Bft | 23 m/s 83 km/h 51 mile/hour 45 knots 9 Bft | 70 – 80%. 7/10 – 8/10. 6 oktas | 70 – 80%. 7/10 – 8/10. 6 oktas | 600-1000 1968-3281 | 25.0 15.5 | 10.9 52 | No precipitation No precipitation | 1 | |||||||||||||
22 | 18.1 65 | 760.5 29.94 1013.92 1013.92 | 765.1 30.12 1020.05 1020.05 | 63 | Wind blowing from the west-northwest | Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft) | 23 m/s 83 km/h 51 mile/hour 45 knots 9 Bft | 23 m/s 83 km/h 51 mile/hour 45 knots 9 Bft | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 18.1 65 | 21.5 71 | 10% or less, but not 0 1/10 or less, but not zero 1 okta or less, but not 0 | 1000-1500 3281-4921 | 29.0 18.0 | 10.8 51 | No precipitation No precipitation | 12 | ||||||||||||
21 | 18.7 66 | 760.1 29.93 1013.38 1013.38 | 764.7 30.11 1019.52 1019.52 | 63 | Wind blowing from the west-northwest | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 19 m/s 68 km/h 43 mph 37 knots 8 Bft | 23 m/s 83 km/h 51 mile/hour 45 knots 9 Bft | 50%. 5/10. 4 oktas | 50%. 5/10. 4 oktas | 1500-2000 4921-6562 | 28.0 17.4 | 11.5 53 | No precipitation No precipitation | 1 | ||||||||||||||
20 | 19.3 67 | 759.6 29.91 1012.72 1012.72 | 764.2 30.09 1018.85 1018.85 | 57 | Wind blowing from the west-northwest | Fresh breeze (10 m/s) (36 km/h) (22 mph) (19 knots) (5 Bft) | 24 m/s 86 km/h 54 mph 47 knots 9 Bft | 24 m/s 86 km/h 54 mph 47 knots 9 Bft | 60%. 6/10. 5 oktas | 60%. 6/10. 5 oktas | 1500-2000 4921-6562 | 30.0 18.6 | 10.5 51 | No precipitation No precipitation | 1 | ||||||||||||||
19 | 20.4 69 | 759.2 29.89 1012.18 1012.18 | 763.8 30.07 1018.32 1018.32 | 56 | Wind blowing from the west | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 18 m/s 65 km/h 40 miles/hour 35 knots 8 Bft | 20 m/s 72 km/h 45 miles/hour 39 knots 8 Bft | 20–30%. 2/10–3/10. 2 oktas | 18.0 64 | 21.5 71 | 20–30%. 2/10–3/10. 2 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 35.0 21.8 | 11.2 52 | No precipitation No precipitation | 12 | ||||||||||||
18 | 20.5 69 | 759.1 29.89 1012.05 1012.05 | 763.7 30.07 1018.18 1018.18 | 55 | Wind blowing from the west | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 19 m/s 68 km/h 43 mph 37 knots 8 Bft | 20 m/s 72 km/h 45 miles/hour 39 knots 8 Bft | 60%. 6/10. 5 oktas | 60%. 6/10. 5 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 35.0 21.8 | 11.2 52 | No precipitation No precipitation | 1 | ||||||||||||||
17 | 21.3 70 | 758.9 29.88 1011.78 1011.78 | 763.5 30.06 1017.92 1017.92 | 64 | Wind blowing from the west-southwest | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 17 m/s 61 km/h 38 miles/hour 33 knots 7 Bft | 21 m/s 76 km/h 47 miles/hour 41 mile/hour 9 Bft | 50%. 5/10. 4 oktas | 50%. 5/10. 4 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 28.0 17.4 | 14.1 57 | No precipitation No precipitation | 1 | ||||||||||||||
16 | 20.5 69 | 758.8 29.87 1011.65 1011.65 | 763.4 30.06 1017.78 1017.78 | 57 | Wind blowing from the west | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 22 m/s 79 km/h 49 miles/hour 43 knots 9 Bft | 24 m/s 86 km/h 54 mph 47 knots 9 Bft | 50%. 5/10. 4 oktas | 50%. 5/10. 4 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 35.0 21.8 | 11.6 53 | No precipitation No precipitation | 1 | ||||||||||||||
15 | 20.9 70 | 758.5 29.86 1011.25 1011.25 | 763.1 30.04 1017.38 1017.38 | 55 | Wind blowing from the west | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 22 m/s 79 km/h 49 miles/hour 43 knots 9 Bft | 22 m/s 79 km/h 49 miles/hour 43 knots 9 Bft | 50%. 5/10. 4 oktas | 50%. 5/10. 4 oktas | 1500-2000 4921-6562 | 30.0 18.6 | 11.5 53 | No precipitation No precipitation | 1 | ||||||||||||||
14 | 20.2 68 | 758.4 29.86 1011.12 1011.12 | 763.0 30.04 1017.25 1017.25 | 56 | Wind blowing from the west | Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft) | 21 m/s 76 km/h 47 miles/hour 41 mile/hour 9 Bft | 27 m/s 97 km/h 60 miles/hour 52 knots 10 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. | 40.0 24.9 | 11.2 52 | No precipitation No precipitation | 1 | ||||||||||||||
13 | 20.6 69 | 758.1 29.85 1010.72 1010.72 | 762.7 30.03 1016.85 1016.85 | 58 | Wind blowing from the west | Fresh breeze (10 m/s) (36 km/h) (22 mph) (19 knots) (5 Bft) | 24 m/s 86 km/h 54 mph 47 knots 9 Bft | 24 m/s 86 km/h 54 mph 47 knots 9 Bft | 60%. 6/10. 5 oktas | 60%. 6/10. 5 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 35.0 21.8 | 12.0 54 | No precipitation No precipitation | 6 | ||||||||||||||
12 | 20.4 69 | 757.7 29.83 1010.18 1010.18 | 762.3 30.01 1016.32 1016.32 | 58 | Wind blowing from the west | Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft) | 24 m/s 86 km/h 54 mph 47 knots 9 Bft | 24 m/s 86 km/h 54 mph 47 knots 9 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 | 11.8 53 | No precipitation No precipitation | 1 | ||||||||||||||
11 | 18.9 66 | 757.3 29.81 1009.65 1009.65 | 761.9 30 1015.78 1015.78 | 66 | Wind blowing from the west | Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft) | 23 m/s 83 km/h 51 mile/hour 45 knots 9 Bft | 24 m/s 86 km/h 54 mph 47 knots 9 Bft | 70 – 80%. 7/10 – 8/10. 6 oktas | 70 – 80%. 7/10 – 8/10. 6 oktas | 600-1000 1968-3281 | 35.0 21.8 | 12.3 54 | No precipitation No precipitation | 1 | ||||||||||||||
10 | 18.4 65 | 756.7 29.79 1008.85 1008.85 | 761.4 29.98 1015.12 1015.12 | 72 | Wind blowing from the west-northwest | Fresh breeze (10 m/s) (36 km/h) (22 mph) (19 knots) (5 Bft) | 25 m/s 90 km/h 56 miles/hour 49 knots 10 Bft | 30 m/s 108 km/h 67 miles/hour 58 knots 11 Bft | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | 17.9 64 | 18.9 66 | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | 600-1000 1968-3281 | 29.0 18.0 | 13.3 56 | No precipitation No precipitation | 12 | ||||||||||||
09 | 18.1 65 | 756.1 29.77 1008.05 1008.05 | 760.8 29.95 1014.32 1014.32 | 76 | Wind blowing from the west-northwest | Strong breeze (11 m/s) (40 km/h) (25 miles/hour) (21 mile/hour) (6 Bft) | 25 m/s 90 km/h 56 miles/hour 49 knots 10 Bft | 70 – 80%. 7/10 – 8/10. 6 oktas | 70 – 80%. 7/10 – 8/10. 6 oktas | 300-600 984-1968 | 27.0 16.8 | 13.8 57 | No precipitation No precipitation | 1 | |||||||||||||||
08 | 18.0 64 | 755.5 29.74 1007.25 1007.25 | 760.1 29.93 1013.38 1013.38 | 81 | Wind blowing from the west-northwest | Fresh breeze (10 m/s) (36 km/h) (22 mph) (19 knots) (5 Bft) | 25 m/s 90 km/h 56 miles/hour 49 knots 10 Bft | 27 m/s 97 km/h 60 miles/hour 52 knots 10 Bft | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 300-600 984-1968 | 23.0 14.3 | 14.6 58 | No precipitation No precipitation | 1 | ||||||||||||||
07 | 18.1 65 | 755.1 29.73 1006.72 1006.72 | 759.7 29.91 1012.85 1012.85 | 85 | Wind blowing from the west | Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft) | 23 m/s 83 km/h 51 mile/hour 45 knots 9 Bft | 26 m/s 94 km/h 58 miles/hour 51 mile/hour 10 Bft | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | 17.9 64 | 20.1 68 | 90 or more, but not 100% 9/10 or more, but not 10/10 7 oktas or more, but not 8 oktas | 300-600 984-1968 | 21.0 13.1 | 15.6 60 | No precipitation No precipitation | 12 | ||||||||||||
06 | 18.1 65 | 754.7 29.71 1006.18 1006.18 | 759.4 29.9 1012.45 1012.45 | 88 | Wind blowing from the west-southwest | Fresh breeze (10 m/s) (36 km/h) (22 mph) (19 knots) (5 Bft) | 24 m/s 86 km/h 54 mph 47 knots 9 Bft | 24 m/s 86 km/h 54 mph 47 knots 9 Bft | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 200-300 656-984 | 25.0 15.5 | 16.0 61 | No precipitation No precipitation | 1 | ||||||||||||||
05 | 18.3 65 | 754.6 29.71 1006.05 1006.05 | 759.2 29.89 1012.18 1012.18 | 90 | Wind blowing from the west-southwest | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 20 m/s 72 km/h 45 miles/hour 39 knots 8 Bft | 22 m/s 79 km/h 49 miles/hour 43 knots 9 Bft | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 200-300 656-984 | 24.0 14.9 | 16.6 62 | No precipitation No precipitation | 1 | ||||||||||||||
04 | 18.2 65 | 754.5 29.7 1005.92 1005.92 | 759.1 29.89 1012.05 1012.05 | 90 | Wind blowing from the west-southwest | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 19 m/s 68 km/h 43 mph 37 knots 8 Bft | 20 m/s 72 km/h 45 miles/hour 39 knots 8 Bft | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 1000-1500 3281-4921 | 24.0 14.9 | 16.5 62 | No precipitation No precipitation | 1 | ||||||||||||||
03 | 18.1 65 | 754.7 29.71 1006.18 1006.18 | 759.3 29.89 1012.32 1012.32 | 92 | Wind blowing from the west-southwest | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 17 m/s 61 km/h 38 miles/hour 33 knots 7 Bft | 22 m/s 79 km/h 49 miles/hour 43 knots 9 Bft | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 15.0 9.3 | 16.7 62 | No precipitation No precipitation | 1 | ||||||||||||||
02 | 18.4 65 | 754.6 29.71 1006.05 1006.05 | 759.3 29.89 1012.32 1012.32 | 90 | Wind blowing from the west-southwest | Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft) | 22 m/s 79 km/h 49 miles/hour 43 knots 9 Bft | 24 m/s 86 km/h 54 mph 47 knots 9 Bft | 70 – 80%. 7/10 – 8/10. 6 oktas | Precipitation | 70 – 80%. 7/10 – 8/10. 6 oktas | 1000-1500 3281-4921 | 16.0 9.9 | 16.8 62 | No precipitation No precipitation | 1 | |||||||||||||
01 | 18.6 65 | 754.8 29.72 1006.32 1006.32 | 759.4 29.9 1012.45 1012.45 | 92 | Wind blowing from the south-west | Fresh breeze (10 m/s) (36 km/h) (22 mph) (19 knots) (5 Bft) | 25 m/s 90 km/h 56 miles/hour 49 knots 10 Bft | 27 m/s 97 km/h 60 miles/hour 52 knots 10 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 | 1000-1500 3281-4921 | 11.0 6.8 | 17.3 63 | No precipitation No precipitation | 6 | ||||||||||||||
00 | 18.6 65 | 754.7 29.71 1006.18 1006.18 | 759.3 29.89 1012.32 1012.32 | 90 | Wind blowing from the west-southwest | Fresh breeze (10 m/s) (36 km/h) (22 mph) (19 knots) (5 Bft) | 24 m/s 86 km/h 54 mph 47 knots 9 Bft | 27 m/s 97 km/h 60 miles/hour 52 knots 10 Bft | no clouds no clouds no clouds | 11.0 6.8 | 16.9 62 | No precipitation No precipitation | 1 | ||||||||||||||||