Mablethorpe surfForecast / Lincolnshire / UK

information circle48hr Weather and Surf, issued 12 am Sunday 17 May 2026 BST
Forecast update in hr  min  s Forecast update imminent
Mablethorpe surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Mablethorpe sea temperature is
12.1° C
(Which is 2.5°C warmer than normal for this time of year)

How big are the waves at Mablethorpe today?

The current surf forecast for Mablethorpe at 7AM is: 0.7m 9s primary swell from a North direction (forecast issued at 12:00am May 17). An open ocean swell of 0.3m 2s is not directed at the surf break. The wind direction is predicted to be offshore.

Time (BST) & DateWave HeightWave Period
Morning (17 May)2ft (0.6m)9s
Afternoon (17 May)1.5ft (0.5m)9s
Evening (17 May)1.5ft (0.5m)8s

Table - waves today at Mablethorpe. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Moderate rain (total 12mm), heaviest on Tue morning. Very mild (max 16°C on Tue afternoon, min 7°C on Sat night). Winds increasing (light winds from the S on Mon morning, fresh winds from the SSE by Tue morning).

Sunday
17
Monday
18
Tuesday
19
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
1
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 MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.8
N
9
0.7
N
9
0.7
N
9
0.6
N
9
0.6
N
9
0.5
N
9
0.5
N
9
0.5
N
8
0.4
NNE
8
0.4
NNE
8
0.4
NNE
8
0.3
NNE
8
0.3
NNE
8
0.3
NNE
8
0.3
N
8
0.3
N
8
0.3
N
8
0.2
N
8
0.5
SSE
4
0.8
SSE
4
0.9
SSE
5
1.1
SE
6
0.2
N
8
0.2
N
8
Wave Graph
Metric surfscale
Energy kJ
106
79
79
57
57
39
39
36
23
22
22
13
13
13
12
12
12
5
8
22
37
80
5
5
Wind (km/h)
20
SSW
20
WSW
15
WSW
20
W
20
WSW
20
WSW
15
SW
15
SSW
15
SW
10
WSW
10
SSW
15
SSW
10
S
10
SSE
10
S
15
SSW
15
SSW
20
S
25
SSE
35
SSE
30
S
20
SW
25
WSW
20
WSW
cross-off
cross-off
off
off
cross-off
cross-off
cross-off
cross-off
cross-off
off
cross-off
cross-off
cross
cross-on
cross
cross-off
cross-off
cross
cross
cross-on
cross
cross-off
cross-off
cross-off
High Tide
6:48AM5.66m
7:07PM5.87m
7:30AM5.70m
7:54PM5.82m
8:13AM5.61m
8:42PM5.58m
Low Tide
00:50AM0.02m
1:09PM0.20m
1:34AM0.06m
1:53PM0.07m
2:18AM0.25m
2:39PM0.09m
rain showers
cloud
clear
part cloud
cloud
cloud
light rain
light rain
cloud
cloud
part cloud
cloud
part cloud
rain showers
rain showers
clear
part cloud
cloud
cloud
light rain
cloud
rain showers
light rain
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
4:56
4:54
4:54
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
8:53
8:55
8:57
1
1
1
1
1
2
2
2
Temp °C
9
8
7
11
13
14
12
11
9
8
8
9
10
12
12
11
9
9
10
11
12
16
15
12
5
4
3
7
8
9
9
8
6
5
5
6
7
9
9
8
5
5
5
4
7
12
10
8
Swell 1
Height (m)
Direction
Period (s)
0.8
N
9
0.7
N
9
0.7
N
9
0.6
N
9
0.6
N
9
0.5
N
9
0.5
N
9
0.5
N
8
0.4
NNE
8
0.4
NNE
8
0.4
NNE
8
0.3
NNE
8
0.3
NNE
8
0.3
NNE
8
0.3
N
8
0.3
N
8
0.3
N
8
0.2
N
8
0.2
N
8
0.2
N
8
0.2
N
8
0.8
SE
6
0.5
ESE
6
0.4
SE
5
Energy kJ
106
79
79
57
57
39
39
36
23
22
22
13
13
13
12
12
12
5
5
5
6
38
18
6
Swell 2
Height (m)
Direction
Period (s)
0.2
ESE
3
0.2
ESE
3
0.2
N
8
0.2
N
8
0.2
N
8
Energy kJ
1
1
6
5
5
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
0.3
SW
2
0.3
WSW
2
0.3
SE
2
0.4
SE
3
0.3
SE
3
0.4
SE
4
0.5
SSE
4
0.8
SSE
4
0.9
SSE
5
1.1
SE
6
0.4
SW
3
0.4
SW
3
Energy kJ
1
1
1
2
1
3
8
22
37
80
2
3
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
2
2
1
1
1
1
1
1
1
1
1
1
Distance (km)
49
6
0
6
6
49
49
49
50
50
50
325
476
459
425
419
463
575
603
492
531
6
50
50
Best forecast wave conditions in Lincolnshire
Rating
(10 max)
1
1
1
1
1
Best forecast wave conditions in United Kingdom
Rating
(10 max)
3
3
3
3
4
4
4
4
4
3
3
3
3
2
1
2
2
2
2
2
1
1
1
2
Header Global
Rating
(10 max)
5
4
4
6
9
9
7
4
4
5
7
5
4
5
4
4
4
4
5
5
4
4
5
5
  • 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

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