Weather archive in Lake Vyrnwy
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Weather statistics
| 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 20, Sunday | 16 | 14.8 59 | 739.2 29.1 985.52 985.52 | 771.4 30.37 1028.45 1028.45 | 57 | Wind blowing from the west | Gentle breeze (4 m/s) (14 km/h) (9 miles/hour) (8 knots) (3 Bft) | 40%. 4/10. 3 oktas | Rain (not freezing). | 40%. 4/10. 3 oktas | 1000-1500 3281-4921 | 26.0 16.2 | 6.3 43 | ||||||||||||||||
15 | 14.6 58 | 738.8 29.09 984.99 984.99 | 771.1 30.36 1028.05 1028.05 | 53 | Wind blowing from the north-northwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 50%. 5/10. 4 oktas | Rain, not freezing, slight. | 50%. 5/10. 4 oktas | 1000-1500 3281-4921 | 19.0 11.8 | 5.0 41 | |||||||||||||||||
14 | 14.2 58 | 738.6 29.08 984.72 984.72 | 770.8 30.35 1027.65 1027.65 | 56 | Wind blowing from the north-west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 40%. 4/10. 3 oktas | Rain, not freezing, slight. | 40%. 4/10. 3 oktas | 1000-1500 3281-4921 | 14.0 8.7 | 5.5 42 | |||||||||||||||||
13 | 14.2 58 | 738.2 29.06 984.19 984.19 | 770.5 30.33 1027.25 1027.25 | 56 | Wind blowing from the west | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 40%. 4/10. 3 oktas | 40%. 4/10. 3 oktas | 1000-1500 3281-4921 | 30.0 18.6 | 5.5 42 | No precipitation No precipitation | 6 | ||||||||||||||||
12 | 14.0 57 | 737.8 29.05 983.65 983.65 | 770.1 30.32 1026.72 1026.72 | 64 | Wind blowing from the west-northwest | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 40%. 4/10. 3 oktas | 40%. 4/10. 3 oktas | 600-1000 1968-3281 | 29.0 18.0 | 7.2 45 | ||||||||||||||||||
11 | 12.4 54 | 737.2 29.02 982.85 982.85 | 769.6 30.3 1026.05 1026.05 | 68 | Wind blowing from the west | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | 70 – 80%. 7/10 – 8/10. 6 oktas | 600-1000 1968-3281 | 29.0 18.0 | 6.5 44 | ||||||||||||||||||
10 | 11.5 53 | 736.4 28.99 981.79 981.79 | 768.9 30.27 1025.12 1025.12 | 75 | Wind blowing from the west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | 10.0 50 | 13.5 56 | 70 – 80%. 7/10 – 8/10. 6 oktas | 600-1000 1968-3281 | 24.0 14.9 | 7.1 45 | ||||||||||||||||
07 | 10.3 51 | 734.3 28.91 978.99 978.99 | 766.9 30.19 1022.45 1022.45 | 76 | Wind blowing from the west | Light breeze (3 m/s) (11 km/h) (7 miles/hour) (6 knots) (2 Bft) | 60%. 6/10. 5 oktas | 10.0 50 | 13.6 56 | 60%. 6/10. 5 oktas | 600-1000 1968-3281 | 26.0 16.2 | 6.3 43 | No precipitation No precipitation | 12 | ||||||||||||||
06 | 10.2 50 | 733.8 28.89 978.32 978.32 | 766.3 30.17 1021.65 1021.65 | 80 | Wind blowing from the west | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 40%. 4/10. 3 oktas | 40%. 4/10. 3 oktas | 600-1000 1968-3281 | 24.0 14.9 | 6.9 44 | ||||||||||||||||||
04 | 10.7 51 | 732.9 28.85 977.12 977.12 | 765.3 30.13 1020.32 1020.32 | 77 | Wind blowing from the west | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 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 | 1000-1500 3281-4921 | 25.0 15.5 | 6.7 44 | ||||||||||||||||||
03 | 11.4 53 | 732.4 28.83 976.45 976.45 | 764.8 30.11 1019.65 1019.65 | 73 | Wind blowing from the west | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 40%. 4/10. 3 oktas | 40%. 4/10. 3 oktas | 1000-1500 3281-4921 | 27.0 16.8 | 6.6 44 | ||||||||||||||||||
01 | 11.8 53 | 731.5 28.8 975.25 975.25 | 763.7 30.07 1018.18 1018.18 | 75 | Wind blowing from the west | Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 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 | 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. | 30.0 18.6 | 7.5 46 | No precipitation No precipitation | 6 | ||||||||||||||||
00 | 12.5 55 | 731.3 28.79 974.99 974.99 | 763.4 30.06 1017.78 1017.78 | 78 | Wind blowing from the west | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 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. | 30.0 18.6 | 8.8 48 | ||||||||||||||||||
| September 19, Saturday | 23 | 13.2 56 | 731.1 28.78 974.72 974.72 | 763.2 30.05 1017.52 1017.52 | 76 | Wind blowing from the west-southwest | Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | 70 – 80%. 7/10 – 8/10. 6 oktas | 1000-1500 3281-4921 | 29.0 18.0 | 9.0 48 | |||||||||||||||||
22 | 13.4 56 | 730.9 28.78 974.45 974.45 | 762.9 30.04 1017.12 1017.12 | 82 | Wind blowing from the west-southwest | Fresh breeze (8 m/s) (29 km/h) (18 miles/hour) (16 knots) (5 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | 13.1 56 | 16.0 61 | 70 – 80%. 7/10 – 8/10. 6 oktas | 300-600 984-1968 | 22.0 13.7 | 10.3 51 | ||||||||||||||||
21 | 13.2 56 | 730.6 28.76 974.05 974.05 | 762.6 30.02 1016.72 1016.72 | 84 | Wind blowing from the west-southwest | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 300-600 984-1968 | 19.0 11.8 | 10.6 51 | ||||||||||||||||||
20 | 13.2 56 | 730.3 28.75 973.65 973.65 | 762.3 30.01 1016.32 1016.32 | 84 | Wind blowing from the west-southwest | Gentle breeze (5 m/s) (18 km/h) (11 miles/hour) (10 knots) (3 Bft) | 100%. 10/10. 8 oktas | 100%. 10/10. 8 oktas | 300-600 984-1968 | 20.0 12.4 | 10.5 51 | ||||||||||||||||||
19 | 13.2 56 | 729.7 28.73 972.85 972.85 | 761.7 29.99 1015.52 1015.52 | 85 | Wind blowing from the south-west | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 Bft) | 100%. 10/10. 8 oktas | 13.2 56 | 16.0 61 | 100%. 10/10. 8 oktas | 600-1000 1968-3281 | 21.0 13.1 | 10.7 51 | 2.0 0.08 | 12 | ||||||||||||||
18 | 13.6 56 | 729.5 28.72 972.59 972.59 | 761.5 29.98 1015.25 1015.25 | 84 | Wind blowing from the south-west | Moderate breeze (6 m/s) (22 km/h) (13 miles/hour) (12 knots) (4 Bft) | 70 – 80%. 7/10 – 8/10. 6 oktas | 70 – 80%. 7/10 – 8/10. 6 oktas | 300-600 984-1968 | 23.0 14.3 | 11.0 52 | ||||||||||||||||||
17 | 14.3 58 | 729.0 28.7 971.92 971.92 | 760.8 29.95 1014.32 1014.32 | 78 | Wind blowing from the south-west | Moderate breeze (7 m/s) (25 km/h) (16 miles/hour) (14 knots) (4 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 | 600-1000 1968-3281 | 29.0 18.0 | 10.5 51 | ||||||||||||||||||
16 | 15.4 60 | 728.8 28.69 971.65 971.65 | 760.6 29.94 1014.05 1014.05 | 75 | Wind blowing from the south-west | Fresh breeze (9 m/s) (32 km/h) (20 miles/hour) (17 knots) (5 Bft) | 100%. 10/10. 8 oktas | Rain (not freezing). | 100%. 10/10. 8 oktas | 300-600 984-1968 | 35.0 21.8 | 11.0 52 | |||||||||||||||||