Weather diving spot Shag Rock

Wembury GBRLon : -4°6’,4518 W Lat : 50°18’,27 N Alt : 0m
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Weather Risk Briefing
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BULLETIN

Reliability 90%
Monday 10 august Monday 10 aug
METEO CONSULT Run : 10/08 03Z Mesh : 1km Updated, 2h ago Update in 1h

Wind

Average winds Average winds
Gusts
10m above ground level:
Direction
Speed
Gusts

Waves

Total sea (m) (m)
Swell height 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)
High tide (m)
Sea temp

Weather

Rain (mm) (mm)
Clouds:
Cloud cover (%)
Precipitation:
Amount of precipitation Amount of precipitation (mm)
Type of precipitation Type of precipitation
Risks:
Precipitation risk Precipitation risk (%)
Storm risk. (%)
Brightness:
Visibility (km)
Pressure (hPa)
UV

Temperature

Air temp Air temp
Perceived temp
Air temp
Perceived temp
20
15
10
5
0
30
20
10
0
10
5
0
20
15
10
5
0
10
5
0
0.5
0
3
0
40
30
20
10
90
80
70
60
50
  • Tue 11
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  • 00h
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  • 03h
  • 04h
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  • 06h
  • 07h
Run : 10/08 03Z Mesh : 1km Updated, 2h ago Update in 1h
  • Tue 11
  • 08h
  • 09h
  • 10h
  • 11h
  • 12h
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  • 00h
  • 01h
  • 02h
  • 03h
  • 04h
  • 05h
  • 06h
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  • 320° NW NW
  • 320° NW NW
  • 315° NW NW
  • 315° NW NW
  • 310° NW NW
  • 315° NW NW
  • 275° W W
  • 300° NW WNW
  • 265° W W
  • 235° SW SW
  • 195° S SSW
  • 175° S S
  • 170° S S
  • 160° S SSE
  • 0° N N
  • 10° N N
  • 15° N NNE
  • 45° NE NE
  • 70° E ENE
  • 70° E ENE
  • 80° E E
  • 85° E E
  • 85° E E
  • 85° E E
  • 5 10 3 6 2
  • 6 11 3 7 2
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  • 5 9 3 6 2
  • 7 13 4 8 3
  • 6 12 3 7 3
  • 5 9 3 6 2
  • 6 11 3 7 2
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  • 5 9 3 6 2
  • 3 5 1 3 1
  • 2 4 1 2 1
  • 4 7 2 4 2
  • 3 6 2 4 2
  • 4 7 2 4 2
  • 4 8 2 5 2
  • 4 7 2 4 2
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  • 6 11 3 7 2
  • 8 14 4 9 3
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  • 10 18 5 11 3
  • 11 20 6 12 4
  • 12 22 6 14 4
  • 13 25 7 16 4
  • 13 25 7 16 4
  • 12 23 6 14 4
  • 13 25 7 16 4
  • 11 21 6 13 4
  • 13 25 7 16 4
  • 16 29 8 18 5
  • 15 27 8 17 4
  • 14 26 7 16 4
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  • 8 15 4 9 3
  • 6 12 3 7 3
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  • 7 13 4 8 3
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  • 8 14 4 9 3
  • 10 18 5 11 3
  • 13 24 7 15 4
  • 13 25 7 16 4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
  • 0.4
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  • 0.4
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  • 0.3
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  • 0.3
  • 0.3
  • 0.3
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.2
  • 0.2
  • 0.3
  • 0.2
  • 0.2
  • 0.1
  • 0.1
  • 0.1
  • 0
  • 0
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 0.1
  • 225° SW SW
  • 230° SW SW
  • 225° SW SW
  • 225° SW SW
  • 220° SW SW
  • 225° SW SW
  • 220° SW SW
  • 225° SW SW
  • 220° SW SW
  • 225° SW SW
  • 230° SW SW
  • 225° SW SW
  • 220° SW SW
  • 225° SW SW
  • 220° SW SW
  • 225° SW SW
  • 220° SW SW
  • 225° SW SW
  • 220° SW SW
  • 225° SW SW
  • 220° SW SW
  • 225° SW SW
  • 225° SW SW
  • 225° SW SW
  • 0.4
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  • 0.3
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  • 0.2
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  • 2.6
  • 2.1
  • 1.8
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  • 3.0
  • 3.7
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  • 4.8
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  • 3.9
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  • 4.8
  • 4.6
  • 4.1
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  • 5
  • 10
  • 10
  • >20
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  • 15
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  • 1019
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Forecasts established in local time
Caption   Glossary

Expert opinion

For Shag Rock :
No gale warning.

The reliability of the situation is very good.

Fog giving way to sun in early morning, sunny in the afternoon. No precipitation. In the evening, skies with few clouds.
NW force 3 in the morning turning S force 2 in the evening. Gusts reaching 16 knots in the middle of the day. Smooth to slight sea. Low, short swell from SW. Visibility reduced by mist becoming excellent in the middle of the day then good.

semaphore stations

Station Mountwise located 6 km from Shag Rock
WIND
WEATHER
Local time Dir.
(°)
Speed
(nd)
Gust
(nd)
Temp.
(°C)
Pressure
(hPa)
Visibility
(M)
06h
-
-
-
-
1018
9
05h
-
-
-
-
1017
11
00h
-
-
-
-
1017
0
Nearby signal stations
Réseau observation SYNOP
Signal station weather

Tides at Plymouth

59
High tide 04h00 4.54m
Low tide 10h20 1.79m
66
High tide 16h34 4.83m
Low tide 22h56 1.54m
© METEOCONSULT 2026 - Local times
Mon
10
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Mon
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