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 May 8, Friday | 09 | 12.8 55 | 756.7 29.79 1008.85 1008.85 | 761.4 29.98 1015.12 1015.12 | 87 | Wind blowing from the south-east | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft | 70 – 80%. 7/10 – 8/10. 6 oktas | 70 – 80%. 7/10 – 8/10. 6 oktas | 300-600 984-1968 | 16.0 9.9 | 10.6 51 | No precipitation No precipitation | 1 | |||||||||||||
08 | 12.4 54 | 756.4 29.78 1008.45 1008.45 | 761.1 29.96 1014.72 1014.72 | 90 | Wind blowing from the south-east | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 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 | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 100-200 328-656 | 16.0 9.9 | 10.8 51 | No precipitation No precipitation | 1 | ||||||||||||||
06 | 11.1 52 | 756.0 29.76 1007.92 1007.92 | 760.7 29.95 1014.18 1014.18 | 90 | Wind blowing from the east | Moderate breeze (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 | 15 m/s 54 km/h 34 mph 29 knots 7 Bft | 20–30%. 2/10–3/10. 2 oktas | Mist. | 20–30%. 2/10–3/10. 2 oktas | 300-600 984-1968 | 8.0 5.0 | 9.5 49 | No precipitation No precipitation | 1 | |||||||||||||
05 | 11.5 53 | 756.1 29.77 1008.05 1008.05 | 760.8 29.95 1014.32 1014.32 | 84 | Wind blowing from the east | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 12 m/s 43 km/h 27 miles/hour 23 knots 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 | 1000-1500 3281-4921 | 20.0 12.4 | 8.9 48 | No precipitation No precipitation | 1 | ||||||||||||||
04 | 11.3 52 | 756.1 29.77 1008.05 1008.05 | 760.9 29.96 1014.45 1014.45 | 88 | Wind blowing from the east | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 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 | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 1000-1500 3281-4921 | 17.0 10.6 | 9.3 49 | No precipitation No precipitation | 1 | ||||||||||||||
03 | 11.2 52 | 756.3 29.78 1008.32 1008.32 | 761.0 29.96 1014.58 1014.58 | 84 | Wind blowing from the east | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 16 m/s 58 km/h 36 miles/hour 31 mile/hour 7 Bft | 100%. 10/10. 8 oktas | Rain (not freezing). | 100%. 10/10. 8 oktas | 1000-1500 3281-4921 | 20.0 12.4 | 8.5 47 | No precipitation No precipitation | 1 | |||||||||||||
01 | 11.3 52 | 756.6 29.79 1008.72 1008.72 | 761.4 29.98 1015.12 1015.12 | 84 | Wind blowing from the east-southeast | 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 | 19 m/s 68 km/h 43 mph 37 knots 8 Bft | 100%. 10/10. 8 oktas | Rain (not freezing). | 100%. 10/10. 8 oktas | 1500-2000 4921-6562 | 21.0 13.1 | 8.6 47 | No precipitation No precipitation | 6 | |||||||||||||
00 | 11.3 52 | 756.9 29.8 1009.12 1009.12 | 761.6 29.98 1015.38 1015.38 | 85 | Wind blowing from the east-southeast | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 15 m/s 54 km/h 34 mph 29 knots 7 Bft | 18 m/s 65 km/h 40 miles/hour 35 knots 8 Bft | 100%. 10/10. 8 oktas | Rain, not freezing, slight. | 100%. 10/10. 8 oktas | 1000-1500 3281-4921 | 19.0 11.8 | 8.9 48 | No precipitation No precipitation | 1 | |||||||||||||
| May 7, Thursday | 23 | 11.6 53 | 756.9 29.8 1009.12 1009.12 | 761.6 29.98 1015.38 1015.38 | 79 | Wind blowing from the east-southeast | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 18 m/s 65 km/h 40 miles/hour 35 knots 8 Bft | 18 m/s 65 km/h 40 miles/hour 35 knots 8 Bft | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 1500-2000 4921-6562 | 23.0 14.3 | 8.0 46 | No precipitation No precipitation | 1 | |||||||||||||
22 | 11.4 53 | 756.8 29.8 1008.98 1008.98 | 761.5 29.98 1015.25 1015.25 | 85 | Wind blowing from the east | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 18 m/s 65 km/h 40 miles/hour 35 knots 8 Bft | 18 m/s 65 km/h 40 miles/hour 35 knots 8 Bft | 100%. 10/10. 8 oktas | 11.4 53 | 14.3 58 | 100%. 10/10. 8 oktas | 1500-2000 4921-6562 | 22.0 13.7 | 8.9 48 | No precipitation No precipitation | 12 | ||||||||||||
21 | 11.5 53 | 756.4 29.78 1008.45 1008.45 | 761.2 29.97 1014.85 1014.85 | 85 | Wind blowing from the east | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 16 m/s 58 km/h 36 miles/hour 31 mile/hour 7 Bft | 17 m/s 61 km/h 38 miles/hour 33 knots 7 Bft | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 2000-2500 6562-8202 | 22.0 13.7 | 9.1 48 | No precipitation No precipitation | 1 | ||||||||||||||
20 | 11.8 53 | 756.1 29.77 1008.05 1008.05 | 760.9 29.96 1014.45 1014.45 | 83 | Wind blowing from the east | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 14 m/s 50 km/h 31 mile/hour 27 knots 7 Bft | 14 m/s 50 km/h 31 mile/hour 27 knots 7 Bft | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 26.0 16.2 | 8.9 48 | No precipitation No precipitation | 1 | ||||||||||||||
19 | 12.0 54 | 756.3 29.78 1008.32 1008.32 | 761.0 29.96 1014.58 1014.58 | 84 | Wind blowing from the east-southeast | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 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 | 40%. 4/10. 3 oktas | 10.7 51 | 14.3 58 | 40%. 4/10. 3 oktas | 2000-2500 6562-8202 | 24.0 14.9 | 9.4 49 | No precipitation No precipitation | 12 | ||||||||||||
18 | 12.5 55 | 756.4 29.78 1008.45 1008.45 | 761.2 29.97 1014.85 1014.85 | 82 | Wind blowing from the east | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 13 m/s 47 km/h 29 miles/hour 25 knots 6 Bft | 13 m/s 47 km/h 29 miles/hour 25 knots 6 Bft | 50%. 5/10. 4 oktas | 50%. 5/10. 4 oktas | 2000-2500 6562-8202 | 23.0 14.3 | 9.5 49 | No precipitation No precipitation | 1 | ||||||||||||||
17 | 12.8 55 | 756.5 29.78 1008.58 1008.58 | 761.2 29.97 1014.85 1014.85 | 82 | Wind blowing from the east | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 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 | 50%. 5/10. 4 oktas | 50%. 5/10. 4 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 23.0 14.3 | 9.7 49 | No precipitation No precipitation | 1 | ||||||||||||||
16 | 13.2 56 | 756.7 29.79 1008.85 1008.85 | 761.5 29.98 1015.25 1015.25 | 80 | Wind blowing from the east-southeast | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 12 m/s 43 km/h 27 miles/hour 23 knots 6 Bft | 20–30%. 2/10–3/10. 2 oktas | 20–30%. 2/10–3/10. 2 oktas | 2000-2500 6562-8202 | 27.0 16.8 | 9.8 50 | No precipitation No precipitation | 1 | ||||||||||||||
15 | 13.5 56 | 757.1 29.81 1009.38 1009.38 | 761.8 29.99 1015.65 1015.65 | 80 | Wind blowing from the south-east | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 12 m/s 43 km/h 27 miles/hour 23 knots 6 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. | 24.0 14.9 | 10.0 50 | No precipitation No precipitation | 1 | ||||||||||||||
14 | 13.5 56 | 757.2 29.81 1009.52 1009.52 | 761.8 29.99 1015.65 1015.65 | 78 | Wind blowing from the south-east | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 11 m/s 40 km/h 25 miles/hour 21 mile/hour 6 Bft | 12 m/s 43 km/h 27 miles/hour 23 knots 6 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 | 200-300 656-984 | 23.0 14.3 | 9.7 49 | No precipitation No precipitation | 1 | ||||||||||||||
13 | 13.6 56 | 757.3 29.81 1009.65 1009.65 | 762.0 30 1015.92 1015.92 | 81 | Wind blowing from the south-east | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 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 | 200-300 656-984 | 24.0 14.9 | 10.3 51 | No precipitation No precipitation | 6 | ||||||||||||||
12 | 13.8 57 | 757.3 29.81 1009.65 1009.65 | 762.1 30 1016.05 1016.05 | 79 | Wind blowing from the south-southeast | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 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 | no clouds no clouds no clouds | 24.0 14.9 | 10.2 50 | No precipitation No precipitation | 1 | ||||||||||||||||
11 | 13.5 56 | 757.3 29.81 1009.65 1009.65 | 762.1 30 1016.05 1016.05 | 82 | Wind blowing from the south-southeast | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 13 m/s 47 km/h 29 miles/hour 25 knots 6 Bft | 14 m/s 50 km/h 31 mile/hour 27 knots 7 Bft | 40%. 4/10. 3 oktas | 40%. 4/10. 3 oktas | 200-300 656-984 | 26.0 16.2 | 10.5 51 | No precipitation No precipitation | 1 | ||||||||||||||
10 | 12.8 55 | 757.2 29.81 1009.52 1009.52 | 761.9 30 1015.78 1015.78 | 83 | Wind blowing from the south-east | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 14 m/s 50 km/h 31 mile/hour 27 knots 7 Bft | 16 m/s 58 km/h 36 miles/hour 31 mile/hour 7 Bft | 70 – 80%. 7/10 – 8/10. 6 oktas | 9.1 48 | 12.8 55 | 70 – 80%. 7/10 – 8/10. 6 oktas | 200-300 656-984 | 24.0 14.9 | 10.0 50 | No precipitation No precipitation | 12 | ||||||||||||
09 | 11.8 53 | 757.1 29.81 1009.38 1009.38 | 761.8 29.99 1015.65 1015.65 | 84 | Wind blowing from the south-east | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 15 m/s 54 km/h 34 mph 29 knots 7 Bft | 16 m/s 58 km/h 36 miles/hour 31 mile/hour 7 Bft | 40%. 4/10. 3 oktas | 40%. 4/10. 3 oktas | 2000-2500 6562-8202 | 25.0 15.5 | 9.2 49 | No precipitation No precipitation | 1 | ||||||||||||||