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 | |
| 2025 October 21, Tuesday | 07 | 13.4 56 | 740.6 29.16 987.39 987.39 | 745.3 29.34 993.65 993.65 | 0.3 0.01 0.4 0.4 | 82 | Wind blowing from the west | Fresh breeze (10 m/s) (36 km/h) (22 mph) (19 knots) (5 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 | 70 – 80%. 7/10 – 8/10. 6 oktas | 13.1 56 | 14.8 59 | 70 – 80%. 7/10 – 8/10. 6 oktas | 1000-1500 3281-4921 | 30.0 18.6 | 10.3 51 | No precipitation No precipitation | 12 | ||||||||||
06 | 13.1 56 | 740.6 29.16 987.39 987.39 | 745.2 29.34 993.52 993.52 | 0.4 0.02 0.53 0.53 | 83 | Wind blowing from the 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 | 40%. 4/10. 3 oktas | 40%. 4/10. 3 oktas | 300-600 984-1968 | 23.0 14.3 | 10.3 51 | No precipitation No precipitation | 1 | |||||||||||||
05 | 13.3 56 | 740.5 29.15 987.25 987.25 | 745.0 29.33 993.25 993.25 | 0.4 0.02 0.53 0.53 | 85 | Wind blowing from the west | Strong breeze (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 | 14 m/s 50 km/h 31 mile/hour 27 knots 7 Bft | 60%. 6/10. 5 oktas | 60%. 6/10. 5 oktas | 300-600 984-1968 | 20.0 12.4 | 10.8 51 | No precipitation No precipitation | 1 | |||||||||||||
04 | 13.7 57 | 740.3 29.15 986.99 986.99 | 744.9 29.33 993.12 993.12 | 0.4 0.02 0.53 0.53 | 84 | Wind blowing from the west | Strong breeze (11 m/s) (40 km/h) (25 miles/hour) (21 mile/hour) (6 Bft) | 14 m/s 50 km/h 31 mile/hour 27 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 | 300-600 984-1968 | 23.0 14.3 | 11.0 52 | No precipitation No precipitation | 1 | |||||||||||||
03 | 13.6 56 | 740.2 29.14 986.85 986.85 | 744.9 29.33 993.12 993.12 | 0.7 0.03 0.93 0.93 | 86 | Wind blowing from the 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 | 70 – 80%. 7/10 – 8/10. 6 oktas | 70 – 80%. 7/10 – 8/10. 6 oktas | 300-600 984-1968 | 14.0 8.7 | 11.2 52 | No precipitation No precipitation | 1 | |||||||||||||
02 | 13.9 57 | 740.1 29.14 986.72 986.72 | 744.7 29.32 992.85 992.85 | 0.8 0.03 1.07 1.07 | 86 | Wind blowing from the west | Strong breeze (12 m/s) (43 km/h) (27 miles/hour) (23 knots) (6 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 | 300-600 984-1968 | 19.0 11.8 | 11.5 53 | No precipitation No precipitation | 1 | |||||||||||||
01 | 14.2 58 | 739.9 29.13 986.45 986.45 | 744.4 29.31 992.45 992.45 | 1.1 0.04 1.47 1.47 | 83 | Wind blowing from the west | Strong breeze (11 m/s) (40 km/h) (25 miles/hour) (21 mile/hour) (6 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 | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 300-600 984-1968 | 30.0 18.6 | 11.4 53 | No precipitation No precipitation | 6 | |||||||||||||
00 | 14.2 58 | 739.5 29.11 985.92 985.92 | 744.1 29.3 992.05 992.05 | 1.7 0.07 2.27 2.27 | 82 | Wind blowing from the west-northwest | Strong breeze (12 m/s) (43 km/h) (27 miles/hour) (23 knots) (6 Bft) | 16 m/s 58 km/h 36 miles/hour 31 mile/hour 7 Bft | 16 m/s 58 km/h 36 miles/hour 31 mile/hour 7 Bft | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 300-600 984-1968 | 30.0 18.6 | 11.1 52 | No precipitation No precipitation | 1 | |||||||||||||
| October 20, Monday | 23 | 14.1 57 | 739.3 29.11 985.65 985.65 | 743.8 29.28 991.65 991.65 | 2.5 0.1 3.33 3.33 | 88 | Wind blowing from the 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 | 16 m/s 58 km/h 36 miles/hour 31 mile/hour 7 Bft | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 200-300 656-984 | 27.0 16.8 | 12.1 54 | No precipitation No precipitation | 1 | ||||||||||||
22 | 14.3 58 | 738.8 29.09 984.99 984.99 | 743.4 29.27 991.12 991.12 | 3.1 0.12 4.13 4.13 | 87 | Wind blowing from the west | Strong breeze (12 m/s) (43 km/h) (27 miles/hour) (23 knots) (6 Bft) | 15 m/s 54 km/h 34 mph 29 knots 7 Bft | 17 m/s 61 km/h 38 miles/hour 33 knots 7 Bft | 100%. 10/10. 8 oktas | 13.8 57 | 15.6 60 | 100%. 10/10. 8 oktas | 300-600 984-1968 | 22.0 13.7 | 12.1 54 | 2.0 0.08 | 12 | |||||||||||
21 | 14.4 58 | 737.8 29.05 983.65 983.65 | 742.3 29.22 989.65 989.65 | 3.2 0.13 4.27 4.27 | 83 | Wind blowing from the west-northwest | Near gale (14 m/s) (50 km/h) (31 mile/hour) (27 knots) (7 Bft) | 17 m/s 61 km/h 38 miles/hour 33 knots 7 Bft | 19 m/s 68 km/h 43 mph 37 knots 8 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 | 300-600 984-1968 | 23.0 14.3 | 11.6 53 | No precipitation No precipitation | 1 | |||||||||||||
20 | 14.4 58 | 736.8 29.01 982.32 982.32 | 741.4 29.19 988.45 988.45 | 2.8 0.11 3.73 3.73 | 85 | Wind blowing from the west | Strong breeze (13 m/s) (47 km/h) (29 miles/hour) (25 knots) (6 Bft) | 18 m/s 65 km/h 40 miles/hour 35 knots 8 Bft | 19 m/s 68 km/h 43 mph 37 knots 8 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 | 300-600 984-1968 | 18.0 11.2 | 11.9 53 | No precipitation No precipitation | 1 | |||||||||||||
19 | 14.7 58 | 735.7 28.96 980.85 980.85 | 740.2 29.14 986.85 986.85 | 1.9 0.07 2.53 2.53 | 81 | Wind blowing from the west-northwest | Near gale (16 m/s) (58 km/h) (36 miles/hour) (31 mile/hour) (7 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 | 40%. 4/10. 3 oktas | 13.4 56 | 15.6 60 | 40%. 4/10. 3 oktas | 300-600 984-1968 | 28.0 17.4 | 11.4 53 | 6.0 0.24 | 12 | |||||||||||
18 | 14.7 58 | 734.6 28.92 979.39 979.39 | 739.1 29.1 985.39 985.39 | 0.7 0.03 0.93 0.93 | 86 | Wind blowing from the west | Near gale (14 m/s) (50 km/h) (31 mile/hour) (27 knots) (7 Bft) | 20 m/s 72 km/h 45 miles/hour 39 knots 8 Bft | 21 m/s 76 km/h 47 miles/hour 41 mile/hour 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 | 300-600 984-1968 | 19.0 11.8 | 12.3 54 | No precipitation No precipitation | 1 | |||||||||||||
17 | 14.8 59 | 734.0 28.9 978.59 978.59 | 738.5 29.07 984.59 984.59 | -0.4 -0.02 -0.53 -0.53 | 88 | Wind blowing from the west-southwest | Near gale (15 m/s) (54 km/h) (34 mph) (29 knots) (7 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 | Precipitation | 100%. 10/10. 8 oktas | 200-300 656-984 | 11.0 6.8 | 12.9 55 | No precipitation No precipitation | 1 | ||||||||||||
16 | 14.7 58 | 733.8 28.89 978.32 978.32 | 738.4 29.07 984.45 984.45 | -0.7 -0.03 -0.93 -0.93 | 88 | Wind blowing from the west-southwest | Near gale (16 m/s) (58 km/h) (36 miles/hour) (31 mile/hour) (7 Bft) | 21 m/s 76 km/h 47 miles/hour 41 mile/hour 9 Bft | 22 m/s 79 km/h 49 miles/hour 43 knots 9 Bft | 100%. 10/10. 8 oktas | Precipitation | 100%. 10/10. 8 oktas | 300-600 984-1968 | 6.0 3.7 | 12.8 55 | 1.0 0.04 | 1 | ||||||||||||
15 | 14.5 58 | 733.9 28.89 978.45 978.45 | 738.5 29.07 984.59 984.59 | -1.0 -0.04 -1.33 -1.33 | 87 | Wind blowing from the west-southwest | Near gale (14 m/s) (50 km/h) (31 mile/hour) (27 knots) (7 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 | Precipitation | 100%. 10/10. 8 oktas | 300-600 984-1968 | 7.0 4.4 | 12.4 54 | No precipitation No precipitation | 1 | ||||||||||||
14 | 15.6 60 | 734.4 28.91 979.12 979.12 | 738.9 29.09 985.12 985.12 | -0.9 -0.04 -1.2 -1.2 | 84 | Wind blowing from the west-southwest | Strong breeze (12 m/s) (43 km/h) (27 miles/hour) (23 knots) (6 Bft) | 15 m/s 54 km/h 34 mph 29 knots 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 | 300-600 984-1968 | 12.0 7.5 | 12.9 55 | No precipitation No precipitation | 1 | |||||||||||||
13 | 14.2 58 | 734.5 28.92 979.25 979.25 | 739.1 29.1 985.39 985.39 | -1.5 -0.06 -2 -2 | 91 | Wind blowing from the south-west | Strong breeze (11 m/s) (40 km/h) (25 miles/hour) (21 mile/hour) (6 Bft) | 14 m/s 50 km/h 31 mile/hour 27 knots 7 Bft | 15 m/s 54 km/h 34 mph 29 knots 7 Bft | 70 – 80%. 7/10 – 8/10. 6 oktas | Rain (not freezing). | 70 – 80%. 7/10 – 8/10. 6 oktas | 200-300 656-984 | 9.0 5.6 | 12.8 55 | 5.0 0.2 | 6 | ||||||||||||
12 | 14.0 57 | 734.9 28.93 979.79 979.79 | 739.5 29.11 985.92 985.92 | -1.7 -0.07 -2.27 -2.27 | 90 | Wind blowing from the south-west | Strong breeze (12 m/s) (43 km/h) (27 miles/hour) (23 knots) (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 | Rain, not freezing, slight. | 100%. 10/10. 8 oktas | 200-300 656-984 | 17.0 10.6 | 12.3 54 | 0.8 0.03 | 1 | ||||||||||||
11 | 14.5 58 | 735.3 28.95 980.32 980.32 | 739.9 29.13 986.45 986.45 | -1.7 -0.07 -2.27 -2.27 | 87 | Wind blowing from the south-southwest | Strong breeze (12 m/s) (43 km/h) (27 miles/hour) (23 knots) (6 Bft) | 16 m/s 58 km/h 36 miles/hour 31 mile/hour 7 Bft | 16 m/s 58 km/h 36 miles/hour 31 mile/hour 7 Bft | 100%. 10/10. 8 oktas | Rain, not freezing, slight. | 100%. 10/10. 8 oktas | 300-600 984-1968 | 9.0 5.6 | 12.3 54 | No precipitation No precipitation | 1 | ||||||||||||
10 | 14.6 58 | 736.0 28.98 981.25 981.25 | 740.5 29.15 987.25 987.25 | -1.5 -0.06 -2 -2 | 90 | Wind blowing from the south-southwest | Fresh breeze (10 m/s) (36 km/h) (22 mph) (19 knots) (5 Bft) | 14 m/s 50 km/h 31 mile/hour 27 knots 7 Bft | 15 m/s 54 km/h 34 mph 29 knots 7 Bft | 100%. 10/10. 8 oktas | Rain, not freezing, slight. | 13.0 55 | 14.9 59 | 100%. 10/10. 8 oktas | 300-600 984-1968 | 11.0 6.8 | 13.0 55 | 8.0 0.31 | 12 | ||||||||||
09 | 14.0 57 | 736.6 29 982.05 982.05 | 741.1 29.18 988.05 988.05 | -1.6 -0.06 -2.13 -2.13 | 91 | Wind blowing from the south-southwest | Strong breeze (12 m/s) (43 km/h) (27 miles/hour) (23 knots) (6 Bft) | 17 m/s 61 km/h 38 miles/hour 33 knots 7 Bft | 20 m/s 72 km/h 45 miles/hour 39 knots 8 Bft | 100%. 10/10. 8 oktas | Rain (not freezing). | 100%. 10/10. 8 oktas | 100-200 328-656 | 12.0 7.5 | 12.6 55 | 4.0 0.16 | 1 | ||||||||||||
08 | 14.4 58 | 737.0 29.02 982.59 982.59 | 741.5 29.19 988.59 988.59 | -1.9 -0.07 -2.53 -2.53 | 89 | Wind blowing from the south-southwest | Strong breeze (12 m/s) (43 km/h) (27 miles/hour) (23 knots) (6 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 | Drizzle, not freezing, slight. | 100%. 10/10. 8 oktas | 300-600 984-1968 | 10.0 6.2 | 12.6 55 | No precipitation No precipitation | 1 | ||||||||||||
07 | 14.3 58 | 737.5 29.04 983.25 983.25 | 742.1 29.22 989.39 989.39 | -2.0 -0.08 -2.67 -2.67 | 90 | Wind blowing from the south-southwest | Strong breeze (12 m/s) (43 km/h) (27 miles/hour) (23 knots) (6 Bft) | 17 m/s 61 km/h 38 miles/hour 33 knots 7 Bft | 17 m/s 61 km/h 38 miles/hour 33 knots 7 Bft | 100%. 10/10. 8 oktas | Rain (not freezing). | 13.0 55 | 14.9 59 | 100%. 10/10. 8 oktas | 100-200 328-656 | 12.0 7.5 | 12.6 55 | 5.0 0.2 | 12 | ||||||||||