Mounts Bay (Penzance) Surf Break

Lat Long: 50.12° N 5.51° W

Mounts Bay (Penzance) 48 hour detailed Surf Forecast

Issued: 12 am 05 Aug 2026 (local time)

Forecast update in  hr  min

Today's Mounts Bay (Penzance) sea temperature is
18.1° C
1.2° 

Mounts Bay (Penzance) surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Mounts Bay (Penzance) today (05 Aug):

  • Morning surf: Morning surf (05 Aug, local time) - 7ft (2.1m), 7s period with W swell.
  • Afternoon surf: Afternoon surf (05 Aug, local time) - 5.5ft (1.7m), 7s period with WNW swell.
  • Evening surf: Evening surf (05 Aug, local time) - 5ft (1.6m), 6s period with WNW swell.

The current surf forecast for Mounts Bay (Penzance) at 9AM is: 2.1m 7s primary swell from a West direction and 0.1m 13s secondary swell from a Southwest direction (forecast issued at 12:00am August 05). The wind direction is predicted to be cross-offshore.

Time (BST) & DateWave HeightWave Period
Morning (05 Aug)7ft (2.1m)7s
Afternoon (05 Aug)5.5ft (1.7m)7s
Evening (05 Aug)5ft (1.6m)6s

Table - waves today at Mounts Bay (Penzance). (Swell directed towards the surf break)


Short Range Forecast

Mostly dry. Very mild (max 19°C on Tue night, min 16°C on Wed night). Winds decreasing (fresh winds from the W on Tue night, calm by Thu night).

Wednesday
5
Thursday
6
Friday
7
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
1.7
WSW
6
1.9
W
7
2.1
W
7
2
W
7
1.8
WNW
7
1.6
WNW
7
1.6
WNW
6
1.7
WNW
6
1.6
WNW
6
1.5
WNW
6
1.3
WNW
6
1.2
WNW
6
0.9
WNW
6
0.3
W
10
0.6
WNW
6
0.6
W
5
0.3
W
10
0.3
W
10
0.3
W
9
0.3
W
9
0.3
W
9
0.3
W
9
0.3
W
9
0.3
W
9
Wave Graph
Metric surfscale
Energy kJ
235
316
437
439
327
239
194
212
195
172
127
103
57
17
24
21
17
16
16
15
15
15
15
15
Wind (km/h)
35
W
35
WNW
35
WNW
30
WNW
30
WNW
30
WNW
30
WNW
30
WNW
25
WNW
25
NW
20
NW
15
NW
15
NW
15
NW
15
NW
10
WNW
5
WNW
0
WSW
5
SSW
5
SW
10
WSW
10
W
10
NW
10
NNE
Wind State
cross
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
glassy
glassy
cross-on
cross-on
cross
cross-off
cross-off
High Tide
9:34AM4.87m
9:58PM4.94m
10:24AM4.69m
10:55PM4.68m
11:29AM4.50m
Low Tide
3:59AM1.33m
4:17PM1.48m
4:44AM1.54m
5:08PM1.69m
5:41AM1.76m
6:18PM1.87m
part cloud
part cloud
cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
part cloud
clear
clear
clear
clear
part cloud
part cloud
cloud
part cloud
cloud
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:54
5:56
5:58
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:59
8:57
8:55
 mm
Temp °C
17
17
17
17
17
17
17
17
17
17
16
16
17
16
16
16
16
16
16
16
17
17
17
16
Feels °C
12
12
11
11
11
11
11
11
12
12
12
13
14
13
13
15
15
16
16
15
16
16
16
15
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
How to use the Wavefinder 

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