Weather Llanddwyn Bay - Detailed bulletin - Free 15-day Marine forecasts

Aberffraw GBRLon : -4°27’,6 W Lat : 53°10’,8 N Alt : 5m

Sun

17

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- nd - km/h - bft - m/s - mph

Mon

18

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Tue

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Wed

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Thu

21

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Fri

22

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Sat

23

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Sun

24

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Mon

25

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Tue

26

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Wed

27

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Thu

28

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Fri

29

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Sat

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Sun

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BULLETIN

Reliability 85%

No gale warning.

Marine wind risk

Sunday 17 may

METEO CONSULT Run : 17/05 00Z Mesh : 1km Updated, 4h ago Update in 2h

Wind

Average winds

Gusts

10m above ground level:

Direction

Speed

Gusts

Waves

Total sea (m) (m)

Swell (m) (m)

legend.title.wave_height

Total sea (m)

legend.title.wind_sea

Wind (m)

legend.title.swell

Swell direction

Swell height (m)

Swell period (s)

Wave length (m)

Sea temp

Weather

Rain (mm) (mm)

Clouds:

Cloud cover (%)

Precipitation:

Amount of precipitation (mm)

Type of precipitation

Risks:

Precipitation risk (%)

Storm risk. (%)

Brightness:

Visibility (km)

Pressure (hPa)

UV

Temperature

Air temp

Perceived temp

Air temp

Perceived temp

Offshore

Offshore wind

Offshore sea (m)

30

20

10

0

60

50

40

30

20

10

0

20

15

10

5

0

40

30

20

10

0

10

5

0

1

0.5

0

3

0

15

10

5

0

55

50

45

40

                                    
                                                                         Mon 18
                                                            
                    10h
                
                    11h
                
                    12h
                
                    13h
                
                    14h
                
                    15h
                
                    16h
                
                    17h
                
                    18h
                
                    19h
                
                    20h
                
                    21h
                
                    22h
                
                    23h
                
                    00h
                
                    01h
                
                    02h
                
                    03h
                
                    04h
                
                    05h
                
                    06h
                
                    07h
                
                    08h
                
                    09h
                
                        Run : 17/05 00Z
                Mesh : 1km
                Updated, 4h ago
                Update in 2h

Mon 18

10h
11h
12h
13h
14h
15h
16h
17h
18h
19h
20h
21h
22h
23h
00h
01h
02h
03h
04h
05h
06h
07h
08h
09h

235° SW SW
230° SW SW
230° SW SW
220° SW SW
220° SW SW
215° SW SW
220° SW SW
215° SW SW
215° SW SW
225° SW SW
225° SW SW
230° SW SW
230° SW SW
220° SW SW
235° SW WSW
235° SW SW
245° SW WSW
245° SW WSW
250° W WSW
260° W W
260° W W
260° W W
260° W W
255° W WSW

13 24 7 15 4
13 24 7 15 4
12 22 6 14 4
13 25 7 16 4
15 27 8 17 4
16 29 8 18 5
17 31 9 19 5
16 29 8 18 5
15 27 8 17 4
15 27 8 17 4
12 23 6 14 4
11 20 6 12 4
12 22 6 14 4
10 18 5 11 3
12 22 6 14 4
11 21 6 13 4
10 18 5 11 3
8 15 4 9 3
6 12 3 7 3
5 9 3 6 2
4 8 2 5 2
4 8 2 5 2
5 9 3 6 2
5 9 3 6 2

20 37 10 23 5
21 38 11 24 5
19 35 10 22 5
21 39 11 24 6
26 48 13 30 6
24 45 13 28 6
29 53 15 33 7
28 52 14 32 7
26 49 14 30 6
25 47 13 29 6
25 46 13 29 6
24 45 13 28 6
22 40 11 25 6
21 38 11 24 5
21 39 11 24 6
21 39 11 24 6
19 35 10 22 5
17 31 9 19 5
13 25 7 16 4
11 21 6 13 4
9 16 4 10 3
9 17 5 11 3
10 19 5 12 3
11 21 6 13 4

0.7
0.7
0.7
0.8
0.9
0.9
0.9
0.9
0.9
0.9
0.8
0.8
0.8
0.8
0.7
0.7
0.7
0.7
0.6
0.6
0.6
0.6
0.5
0.5

0.5
0.5
0.7
0.7
0.8
0.9
0.9
0.9
0.9
0.9
0.8
0.6
0.6
0.5
0.3
0.2
0.2
0.1
0.1
0
0.1
0
0
0.1

260° W W
260° W W
275° W W
275° W W
280° W W
280° W W
270° W W
260° W WSW
265° W W
230° SW SW
225° SW SW
230° SW SW
230° SW SW
230° SW SW
230° SW SW
230° SW SW
225° SW SW
230° SW SW
240° SW WSW
245° SW WSW
230° SW SW
230° SW SW
230° SW SW
230° SW SW

0.5
0.4
0.2
0.2
0.2
<0.1
0.2
<0.1
<0.1
<0.1
<0.1
0.5
0.5
0.6
0.7
0.7
0.7
0.6
0.6
0.6
0.6
0.5
0.5
0.5

4
4
5
5
5
5
5
5
6
6
6
5
4
5
4
5
5
5
4
4
6
5
6
5

30
30
30
25
25
25
30
30
30
30
30
30
35
35
35
45
45
45
40
40
60
60
60
60

11 51
11 51
11 52
11 52
11 52
11 52
11 52
11 51
11 51
11 51
11 51
11 51
11 51
11 51
11 51
11 51
11 51
11 51
11 51
11 51
11 51
11 51
11 51
11 51

0
0
60
70
75
80
85
95
65
80
85
95
90
95
100
100
95
100
95
90
95
70
75
45

0
0
0
0.4
0.1
0.4
0
0
0
0
0
0.1
0.2
0.6
0.5
0.5
0.6
0.1
0
0
0
0
0
0

-
-

35
45
25
55
55
85
40
35
25
30
35
50
60
70
75
75
70
50
45
40
30
20
0
0

0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0

10
15
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
>20
15
15
>20
>20
>20

1009
1009
1009
1009
1008
1008
1008
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1007
1008
1008
1008

2
3
3
3
3
3
2
1
1
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2

10 50
10 50
11 51
11 51
11 52
11 52
11 52
11 52
11 52
10 51
10 50
10 49
9 49
9 48
9 48
9 48
9 48
8 47
8 47
8 46
8 46
8 47
9 48
10 49

11 52
12 54
11 51
9 47
11 51
8 47
8 47
8 47
8 47
7 44
6 44
6 43
5 42
6 42
5 41
5 41
5 41
6 42
6 42
6 43
6 43
7 45
9 48
10 50

12 23 4 6 14
15 27 4 8 17
16 29 5 8 18
17 31 5 9 19
16 30 5 8 19
18 34 5 9 21
19 36 5 10 22
18 33 5 9 21
18 33 5 9 21
18 34 5 9 21
17 32 5 9 20
16 29 5 8 18
14 26 4 7 16
16 30 5 8 19
17 31 5 9 19
15 27 4 8 17
13 25 4 7 16
11 21 4 6 13
10 19 3 5 12
8 14 3 4 9
6 12 3 3 7
6 11 2 3 7
6 11 2 3 7
5 10 2 3 6

0.9
0.9
0.9
0.9
1
1
1
1
1
1
1
1
1
1
1
0.9
0.9
0.8
0.8
0.8
0.7
0.7
0.7
0.6

Forecasts established in local time
Caption Glossary

Expert opinion

Low 999 hPa centered at 60 nautical miles in the West of the Hebrides (North-West Scotland) moving at 18 knots to the East to be centered on Scotland.

For Llanddwyn Bay :
No gale warning.

The reliability of the situation is good.

Good clear periods alternating with cloudy spells, sometimes more dense in the afternoon. Risk of showers in the morning, light showers in the afternoon. In the evening, very cloudy.
Showers towards the end of the night. WSW force 4 in the morning temporarily SW force 5 in the middle of the day. Gusts reaching 29 knots in the middle of the day. Slight sea. Low, short swell from W. Good visibility becoming excellent in the middle of the day.

semaphore stations

Station Valley RAF located 9 km from Llanddwyn Bay

	WIND			WEATHER
Local time	Dir. (°)	Speed (nd)	Gust (nd)	Temp. (°C)	Pressure (hPa)	Visibility (M)
08h	-	-	-	-	1008	0
07h	-	-	-	-	1007	0
02h	-	-	-	-	1007	0

observation.semaphores_link

Réseau observation METAR

observation.semaphore_link

Go further

Sun

17

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- nd - km/h - bft - m/s - mph

Mon

18

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- nd - km/h - bft - m/s - mph

Tue

19

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- nd - km/h - bft - m/s - mph

Wed

20

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- nd - km/h - bft - m/s - mph

Thu

21

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- nd - km/h - bft - m/s - mph

Fri

22

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- nd - km/h - bft - m/s - mph

Sat

23

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- nd - km/h - bft - m/s - mph

Sun

24

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- nd - km/h - bft - m/s - mph

Mon

25

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- nd - km/h - bft - m/s - mph

Tue

26

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- nd - km/h - bft - m/s - mph

Wed

27

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- nd - km/h - bft - m/s - mph

Thu

28

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- nd - km/h - bft - m/s - mph

Fri

29

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- nd - km/h - bft - m/s - mph

Sat

30

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- nd - km/h - bft - m/s - mph

Sun

31

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- nd - km/h - bft - m/s - mph

* +33 1 77 86 86 86: short number of forecasts for France accessible from France - €2.99 per call** 0899 70 12 34: number of forecasts for France and the World accessible from France - €2.99 per call

Weather board sports area Llanddwyn Bay

BULLETIN

Wind

Waves

Weather

Temperature

Offshore

Expert opinion

semaphore stations

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