Wind, waves & weather forecast Porthmadog 

Updating severe weather warnings
Report from local weather station at 19:20 local time.
  • Sunrise
    8:22
  • Sunset
    16:00
  • Local time
     (UTC +0)
  • Elevation
    7 m
Last update:
16:34 local time
This forecast is based on the GFS model

Friday, Dec 15

Wind
Weather
Waves
Tides
00
h
20kts
max 30kts
2mm
7° C
990hpa
2.2m
7 s
01:09
1.3 m
03
h
16kts
max 26kts
3mm
6° C
992hpa
2.1m
7 s
2.1 m
06
h
13kts
max 24kts
5° C
997hpa
1.4m
7 s
06:08
4.3 m
09
h
10kts
max 20kts
5° C
1001hpa
1.3m
6 s
3.0 m
12
h
15kts
max 24kts
7° C
1004hpa
1.3m
5 s
13:26
1.4 m
15
h
13kts
max 22kts
7° C
1007hpa
1.2m
5 s
2.0 m
18
h
9kts
max 18kts
5° C
1011hpa
1.1m
5 s
18:26
4.5 m
21
h
8kts
max 12kts
5° C
1013hpa
1.0m
5 s
3.2 m

Saturday, Dec 16

00
h
9kts
max 17kts
5° C
1014hpa
1.1m
5 s
1.7 m
03
h
11kts
max 21kts
5° C
1016hpa
1.1m
5 s
01:50
1.2 m
06
h
11kts
max 21kts
1mm
6° C
1017hpa
1.2m
5 s
06:52
4.5 m
09
h
17kts
max 26kts
1mm
7° C
1018hpa
1.3m
5 s
3.5 m
12
h
15kts
max 21kts
1mm
7° C
1019hpa
1.4m
6 s
1.8 m
15
h
11kts
max 19kts
1mm
7° C
1020hpa
1.2m
6 s
14:05
1.3 m
18
h
8kts
max 14kts
6° C
1022hpa
1.0m
5 s
19:09
4.6 m
21
h
7kts
max 10kts
6° C
1023hpa
0.8m
5 s
3.8 m

Sunday, Dec 17

Wind
Weather
Waves
Tides
00
h
5kts
max 6kts
6° C
1024hpa
0.7m
5 s
1.8 m
03
h
5kts
max 7kts
7° C
1024hpa
0.6m
4 s
02:25
1.1 m
06
h
9kts
max 17kts
8° C
1023hpa
0.7m
4 s
4.0 m
09
h
12kts
max 22kts
9° C
1023hpa
1.0m
5 s
07:32
4.7 m
12
h
16kts
max 26kts
0mm
10° C
1023hpa
1.3m
5 s
1.9 m
15
h
11kts
max 20kts
2mm
10° C
1022hpa
1.3m
6 s
14:40
1.2 m
18
h
8kts
max 13kts
11° C
1023hpa
1.2m
6 s
3.7 m
21
h
7kts
max 13kts
0mm
11° C
1024hpa
1.1m
6 s
19:47
4.7 m

Monday, Dec 18

00
h
5kts
max 8kts
11° C
1025hpa
0.9m
6 s
2.0 m
03
h
3kts
max 4kts
10° C
1027hpa
0.8m
6 s
02:57
1.1 m
06
h
2kts
max 2kts
10° C
1027hpa
0.7m
6 s
3.4 m
09
h
4kts
max 5kts
10° C
1029hpa
0.6m
6 s
08:08
4.8 m
12
h
7kts
max 11kts
11° C
1030hpa
0.6m
6 s
2.2 m
15
h
7kts
max 13kts
0mm
11° C
1029hpa
0.6m
6 s
15:13
1.1 m
18
h
5kts
max 8kts
0mm
12° C
1030hpa
0.6m
5 s
3.1 m
21
h
5kts
max 7kts
12° C
1031hpa
0.6m
5 s
20:23
4.7 m

Tuesday, Dec 19

Wind
Weather
Waves
Tides
00
h
5kts
max 8kts
12° C
1032hpa
0.6m
5 s
2.3 m
03
h
7kts
max 11kts
12° C
1032hpa
0.7m
5 s
03:29
1.1 m
06
h
7kts
max 13kts
12° C
1032hpa
0.7m
5 s
2.8 m
09
h
8kts
max 14kts
12° C
1033hpa
0.7m
4 s
08:43
4.9 m
12
h
9kts
max 16kts
12° C
1034hpa
0.8m
4 s
2.6 m
15
h
11kts
max 21kts
0mm
12° C
1034hpa
0.9m
5 s
15:47
1.1 m
18
h
11kts
max 21kts
12° C
1034hpa
1.0m
5 s
2.4 m
21
h
10kts
max 19kts
12° C
1035hpa
1.1m
5 s
20:56
4.7 m

Wednesday, Dec 20

00
h
10kts
max 16kts
11° C
1036hpa
1.1m
5 s
2.7 m
03
h
10kts
max 16kts
11° C
1036hpa
1.0m
5 s
04:02
1.1 m
06
h
10kts
max 18kts
11° C
1036hpa
1.0m
5 s
2.2 m
09
h
11kts
max 20kts
11° C
1037hpa
0.9m
5 s
09:16
4.9 m
12
h
13kts
max 23kts
11° C
1037hpa
0.9m
5 s
3.1 m
15
h
13kts
max 25kts
11° C
1036hpa
0.9m
5 s
16:22
1.1 m
18
h
14kts
max 26kts
11° C
1035hpa
0.9m
6 s
1.9 m
21
h
14kts
max 24kts
11° C
1035hpa
0.9m
5 s
21:30
4.6 m

Thursday, Dec 21

Wind
Weather
Waves
Tides
00
h
16kts
max 26kts
11° C
1034hpa
1.0m
6 s
3.1 m
03
h
15kts
max 26kts
1mm
11° C
1033hpa
1.0m
6 s
1.5 m
06
h
17kts
max 29kts
3mm
11° C
1032hpa
1.1m
6 s
04:34
1.1 m
09
h
11kts
max 21kts
1mm
11° C
1034hpa
1.1m
6 s
09:50
4.8 m
12
h
12kts
max 20kts
11° C
1035hpa
1.1m
6 s
3.6 m
15
h
11kts
max 18kts
10° C
1035hpa
1.1m
5 s
1.7 m
18
h
9kts
max 17kts
8° C
1037hpa
1.1m
5 s
16:56
1.1 m
21
h
8kts
max 16kts
7° C
1038hpa
1.1m
5 s
22:03
4.5 m

Friday, Dec 22

00
h
8kts
max 15kts
7° C
1038hpa
1.1m
5 s
3.5 m
03
h
7kts
max 11kts
6° C
1037hpa
1.2m
5 s
1.8 m
06
h
6kts
max 8kts
6° C
1036hpa
1.3m
6 s
05:08
1.3 m
09
h
8kts
max 15kts
7° C
1034hpa
1.4m
6 s
10:24
4.7 m
12
h
12kts
max 22kts
9° C
1033hpa
1.4m
6 s
4.0 m
15
h
11kts
max 21kts
9° C
1031hpa
1.4m
6 s
2.0 m
18
h
9kts
max 20kts
9° C
1032hpa
1.3m
6 s
17:31
1.2 m
21
h
8kts
max 17kts
9° C
1033hpa
1.2m
6 s
3.6 m

Saturday, Dec 23

Wind
Weather
Waves
Tides
00
h
5kts
max 7kts
8° C
1032hpa
1.1m
6 s
22:39
4.3 m
03
h
3kts
max 3kts
7° C
1032hpa
1.1m
5 s
2.1 m
06
h
3kts
max 3kts
8° C
1030hpa
1.0m
5 s
05:42
1.4 m
09
h
7kts
max 10kts
9° C
1029hpa
1.0m
5 s
3.5 m
12
h
10kts
max 17kts
1mm
9° C
1027hpa
0.9m
5 s
11:00
4.6 m
15
h
13kts
max 24kts
0mm
11° C
1024hpa
0.9m
5 s
2.4 m
18
h
10kts
max 20kts
2mm
11° C
1023hpa
0.8m
5 s
18:08
1.3 m
21
h
10kts
max 20kts
8mm
11° C
1021hpa
0.8m
5 s
3.0 m

Sunday, Dec 24

00
h
8kts
max 16kts
6mm
11° C
1019hpa
0.7m
5 s
23:16
4.2 m
03
h
8kts
max 14kts
8mm
11° C
1017hpa
0.8m
5 s
2.3 m
06
h
11kts
max 22kts
4mm
11° C
1015hpa
0.8m
5 s
06:19
1.5 m
09
h
8kts
max 12kts
2mm
10° C
1015hpa
0.9m
5 s
2.9 m
12
h
7kts
max 9kts
9° C
1016hpa
0.9m
6 s
11:38
4.4 m
15
h
7kts
max 10kts
8° C
1016hpa
1.0m
5 s
2.7 m
18
h
5kts
max 7kts
7° C
1018hpa
1.1m
5 s
18:49
1.5 m
21
h
1kts
max 2kts
6° C
1018hpa
1.1m
5 s
2.4 m

Description

This is the wind, wave and weather forecast for Porthmadog in Wales, United Kingdom. Windfinder specializes in wind, waves, tides and weather reports & forecasts for wind related sports like kitesurfing, windsurfing, surfing, sailing or paragliding.

The Forecast is based on the GFS model. Forecasts are available worldwide. The horizontal resolution is about 13 km. Forecasts are computed 4 times a day, at about 5:00 AM, 11:00 AM, 5:00 PM and 11:00 PM Greenwich Mean Time. Predictions are available in time steps of 3 hours for up to 10 days into the future. The arrows point in the direction that the wind is blowing.

Check the wind forecast for Porthmadog when you want to find the best last minute travel destination for your kiteboarding, windsurfing or sailing vacation in United Kingdom.

Units Our default units are knots and degrees Celsius. These are often used by sailors, kiters, surfers, windsurfers or paragliders. You can change units on our settings page.

Help If you need more information about our wind forecast for Porthmadog, have a look at our help section.

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