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 April 30, Thursday | 01 | 13.1 56 | 759.2 29.89 1012.18 1012.18 | 763.9 30.07 1018.45 1018.45 | 61 | Wind blowing from the east | Strong breeze (13 m/s) (47 km/h) (29 miles/hour) (25 knots) (6 Bft) | 32 m/s 115 km/h 72 mph 62 knots 11 Bft | no clouds no clouds no clouds | 18.0 11.2 | 5.6 42 | No precipitation No precipitation | 6 | ||||||||||||||||
00 | 12.8 55 | 759.3 29.89 1012.32 1012.32 | 764.0 30.08 1018.58 1018.58 | 61 | Wind blowing from the east-northeast | Strong breeze (12 m/s) (43 km/h) (27 miles/hour) (23 knots) (6 Bft) | 34 m/s 122 km/h 76 miles/hour 66 knots 12 Bft | no clouds no clouds no clouds | 21.0 13.1 | 5.3 42 | No precipitation No precipitation | 1 | |||||||||||||||||
| April 29, Wednesday | 23 | 12.9 55 | 759.4 29.9 1012.45 1012.45 | 764.2 30.09 1018.85 1018.85 | 59 | Wind blowing from the east-northeast | Strong breeze (13 m/s) (47 km/h) (29 miles/hour) (25 knots) (6 Bft) | 32 m/s 115 km/h 72 mph 62 knots 11 Bft | no clouds no clouds no clouds | 22.0 13.7 | 4.9 41 | No precipitation No precipitation | 1 | ||||||||||||||||
22 | 13.3 56 | 759.4 29.9 1012.45 1012.45 | 764.2 30.09 1018.85 1018.85 | 55 | Wind blowing from the east-northeast | Strong breeze (12 m/s) (43 km/h) (27 miles/hour) (23 knots) (6 Bft) | 29 m/s 104 km/h 65 miles/hour 56 knots 11 Bft | no clouds no clouds no clouds | 13.3 56 | 18.2 65 | 27.0 16.8 | 4.5 40 | No precipitation No precipitation | 12 | |||||||||||||||
21 | 14.2 58 | 759.0 29.88 1011.92 1011.92 | 763.7 30.07 1018.18 1018.18 | 51 | Wind blowing from the east-northeast | Strong breeze (12 m/s) (43 km/h) (27 miles/hour) (23 knots) (6 Bft) | 30 m/s 108 km/h 67 miles/hour 58 knots 11 Bft | no clouds no clouds no clouds | 27.0 16.8 | 4.1 39 | No precipitation No precipitation | 1 | |||||||||||||||||
20 | 14.7 58 | 758.5 29.86 1011.25 1011.25 | 763.2 30.05 1017.52 1017.52 | 55 | Wind blowing from the east-northeast | Strong breeze (11 m/s) (40 km/h) (25 miles/hour) (21 mile/hour) (6 Bft) | 30 m/s 108 km/h 67 miles/hour 58 knots 11 Bft | no clouds no clouds no clouds | 28.0 17.4 | 5.6 42 | No precipitation No precipitation | 1 | |||||||||||||||||
18 | 16.4 62 | 758.5 29.86 1011.25 1011.25 | 763.1 30.04 1017.38 1017.38 | 53 | Wind blowing from the east | Strong breeze (13 m/s) (47 km/h) (29 miles/hour) (25 knots) (6 Bft) | 31 m/s 112 km/h 69 miles/hour 60 knots 11 Bft | no clouds no clouds no clouds | 23.0 14.3 | 6.7 44 | No precipitation No precipitation | 1 | |||||||||||||||||
17 | 16.7 62 | 758.5 29.86 1011.25 1011.25 | 763.2 30.05 1017.52 1017.52 | 51 | Wind blowing from the east | Strong breeze (11 m/s) (40 km/h) (25 miles/hour) (21 mile/hour) (6 Bft) | 29 m/s 104 km/h 65 miles/hour 56 knots 11 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. | 25.0 15.5 | 6.4 44 | No precipitation No precipitation | 1 | |||||||||||||||
16 | 16.9 62 | 759.0 29.88 1011.92 1011.92 | 763.6 30.06 1018.05 1018.05 | 47 | Wind blowing from the east | Strong breeze (11 m/s) (40 km/h) (25 miles/hour) (21 mile/hour) (6 Bft) | 28 m/s 101 km/h 63 mph 54 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. | 28.0 17.4 | 5.5 42 | No precipitation No precipitation | 1 | |||||||||||||||
15 | 17.1 63 | 759.3 29.89 1012.32 1012.32 | 763.9 30.07 1018.45 1018.45 | 48 | Wind blowing from the east | Fresh breeze (10 m/s) (36 km/h) (22 mph) (19 knots) (5 Bft) | 26 m/s 94 km/h 58 miles/hour 51 mile/hour 10 Bft | 28 m/s 101 km/h 63 mph 54 knots 10 Bft | no clouds no clouds no clouds | 30.0 18.6 | 6.0 43 | No precipitation No precipitation | 1 | ||||||||||||||||
14 | 16.5 62 | 759.5 29.9 1012.58 1012.58 | 764.2 30.09 1018.85 1018.85 | 49 | Wind blowing from the east | Strong breeze (11 m/s) (40 km/h) (25 miles/hour) (21 mile/hour) (6 Bft) | 30 m/s 108 km/h 67 miles/hour 58 knots 11 Bft | no clouds no clouds no clouds | 25.0 15.5 | 5.6 42 | No precipitation No precipitation | 1 | |||||||||||||||||
13 | 17.8 64 | 759.7 29.91 1012.85 1012.85 | 764.3 30.09 1018.98 1018.98 | 48 | Wind blowing from the east | Strong breeze (12 m/s) (43 km/h) (27 miles/hour) (23 knots) (6 Bft) | 29 m/s 104 km/h 65 miles/hour 56 knots 11 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. | 25.0 15.5 | 6.7 44 | No precipitation No precipitation | 6 | |||||||||||||||
12 | 16.4 62 | 759.7 29.91 1012.85 1012.85 | 764.4 30.09 1019.12 1019.12 | 53 | Wind blowing from the east | Strong breeze (11 m/s) (40 km/h) (25 miles/hour) (21 mile/hour) (6 Bft) | 29 m/s 104 km/h 65 miles/hour 56 knots 11 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 | 6.8 44 | No precipitation No precipitation | 1 | |||||||||||||||
11 | 15.6 60 | 760.1 29.93 1013.38 1013.38 | 764.8 30.11 1019.65 1019.65 | 57 | Wind blowing from the east | Fresh breeze (10 m/s) (36 km/h) (22 mph) (19 knots) (5 Bft) | 26 m/s 94 km/h 58 miles/hour 51 mile/hour 10 Bft | 26 m/s 94 km/h 58 miles/hour 51 mile/hour 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. | 24.0 14.9 | 7.1 45 | No precipitation No precipitation | 1 | ||||||||||||||
10 | 14.1 57 | 760.2 29.93 1013.52 1013.52 | 764.9 30.11 1019.78 1019.78 | 62 | Wind blowing from the east-northeast | 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 | 28 m/s 101 km/h 63 mph 54 knots 10 Bft | 20–30%. 2/10–3/10. 2 oktas | 7.6 46 | 14.2 58 | 20–30%. 2/10–3/10. 2 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 25.0 15.5 | 6.9 44 | No precipitation No precipitation | 12 | ||||||||||||
09 | 12.2 54 | 760.3 29.93 1013.65 1013.65 | 765.1 30.12 1020.05 1020.05 | 64 | Wind blowing from the east-northeast | Fresh breeze (10 m/s) (36 km/h) (22 mph) (19 knots) (5 Bft) | 26 m/s 94 km/h 58 miles/hour 51 mile/hour 10 Bft | 30 m/s 108 km/h 67 miles/hour 58 knots 11 Bft | no clouds no clouds no clouds | 24.0 14.9 | 5.5 42 | No precipitation No precipitation | 1 | ||||||||||||||||
08 | 10.5 51 | 760.0 29.92 1013.25 1013.25 | 764.8 30.11 1019.65 1019.65 | 69 | Wind blowing from the north-east | Strong breeze (11 m/s) (40 km/h) (25 miles/hour) (21 mile/hour) (6 Bft) | 31 m/s 112 km/h 69 miles/hour 60 knots 11 Bft | no clouds no clouds no clouds | 24.0 14.9 | 5.1 41 | No precipitation No precipitation | 1 | |||||||||||||||||
07 | 8.9 48 | 760.0 29.92 1013.25 1013.25 | 764.8 30.11 1019.65 1019.65 | 73 | Wind blowing from the north-east | Strong breeze (11 m/s) (40 km/h) (25 miles/hour) (21 mile/hour) (6 Bft) | 31 m/s 112 km/h 69 miles/hour 60 knots 11 Bft | 20–30%. 2/10–3/10. 2 oktas | 7.6 46 | 14.7 58 | 20–30%. 2/10–3/10. 2 oktas | 2500 or more, or no clouds. 8202 or more, or no clouds. | 23.0 14.3 | 4.3 40 | No precipitation No precipitation | 12 | |||||||||||||
06 | 8.2 47 | 760.1 29.93 1013.38 1013.38 | 764.9 30.11 1019.78 1019.78 | 73 | Wind blowing from the north-east | Strong breeze (12 m/s) (43 km/h) (27 miles/hour) (23 knots) (6 Bft) | 31 m/s 112 km/h 69 miles/hour 60 knots 11 Bft | no clouds no clouds no clouds | 25.0 15.5 | 3.5 38 | No precipitation No precipitation | 1 | |||||||||||||||||
05 | 7.9 46 | 760.3 29.93 1013.65 1013.65 | 765.1 30.12 1020.05 1020.05 | 73 | Wind blowing from the north-east | Fresh breeze (10 m/s) (36 km/h) (22 mph) (19 knots) (5 Bft) | 29 m/s 104 km/h 65 miles/hour 56 knots 11 Bft | 29 m/s 104 km/h 65 miles/hour 56 knots 11 Bft | no clouds no clouds no clouds | 25.0 15.5 | 3.3 38 | No precipitation No precipitation | 1 | ||||||||||||||||
04 | 7.9 46 | 760.4 29.94 1013.78 1013.78 | 765.2 30.13 1020.18 1020.18 | 70 | Wind blowing from the north-east | Fresh breeze (10 m/s) (36 km/h) (22 mph) (19 knots) (5 Bft) | 27 m/s 97 km/h 60 miles/hour 52 knots 10 Bft | 29 m/s 104 km/h 65 miles/hour 56 knots 11 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. | 27.0 16.8 | 2.8 37 | No precipitation No precipitation | 1 | ||||||||||||||
03 | 7.9 46 | 760.9 29.96 1014.45 1014.45 | 765.7 30.15 1020.85 1020.85 | 67 | Wind blowing from the north-east | Strong breeze (11 m/s) (40 km/h) (25 miles/hour) (21 mile/hour) (6 Bft) | 30 m/s 108 km/h 67 miles/hour 58 knots 11 Bft | no clouds no clouds no clouds | 30.0 18.6 | 2.1 36 | No precipitation No precipitation | 1 | |||||||||||||||||
02 | 8.5 47 | 761.2 29.97 1014.85 1014.85 | 766.0 30.16 1021.25 1021.25 | 62 | Wind blowing from the north-east | Fresh breeze (10 m/s) (36 km/h) (22 mph) (19 knots) (5 Bft) | 29 m/s 104 km/h 65 miles/hour 56 knots 11 Bft | 30 m/s 108 km/h 67 miles/hour 58 knots 11 Bft | no clouds no clouds no clouds | 30.0 18.6 | 1.6 35 | No precipitation No precipitation | 1 | ||||||||||||||||
01 | 9.2 49 | 761.4 29.98 1015.12 1015.12 | 766.2 30.17 1021.52 1021.52 | 59 | Wind blowing from the north-east | Strong breeze (11 m/s) (40 km/h) (25 miles/hour) (21 mile/hour) (6 Bft) | 30 m/s 108 km/h 67 miles/hour 58 knots 11 Bft | no clouds no clouds no clouds | 30.0 18.6 | 1.5 35 | No precipitation No precipitation | 6 | |||||||||||||||||