Jeffs Left surfForecast / Wales – Mid / UK

information circle48hr Weather and Surf, issued 6 pm Sunday 17 May 2026 BST
Forecast update in hr  min  s Forecast update imminent
Jeffs Left surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Jeffs Left sea temperature is
12.2° C
(Which is 1.3°C warmer than normal for this time of year)

How big are the waves at Jeffs Left today?

The current surf forecast for Jeffs Left at 12AM is: 1.0m 6s primary swell from a West-southwest direction (forecast issued at 06:00pm May 17). The wind direction is predicted to be onshore.

Time (BST) & DateWave HeightWave Period
Morning (18 May)2.5ft (0.8m)7s
Afternoon (18 May)1.5ft (0.5m)7s
Evening (18 May)1ft (0.3m)6s

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


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Heavy rain (total 31mm), heaviest during Mon night. Very mild (max 13°C on Mon night, min 9°C on Sun night). Winds increasing (light winds from the SW on Mon morning, strong winds from the SW by Tue afternoon).

Sun
17
Monday
18
Tuesday
19
Wed
20
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
1 AM
4 AM
7 AM
10 AM
1 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 MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
0.9
WSW
4
1.1
WSW
5
1.1
WSW
5
1
WSW
6
0.9
WSW
6
0.8
WSW
7
0.7
W
7
0.5
WSW
7
0.5
WSW
7
0.4
WSW
7
0.3
WSW
6
0.6
WSW
6
0.6
WSW
7
0.9
SW
7
0.8
SW
8
1.2
SW
5
1.5
WSW
6
1.7
WSW
7
1.8
WSW
8
1.9
WSW
8
1.7
WSW
9
1.7
WSW
6
1.4
WSW
6
1.4
WSW
5
Wave Graph
Metric surfscale
Energy kJ
28
61
62
67
64
60
45
26
26
17
8
22
29
77
67
70
159
277
412
464
463
187
122
109
Wind (km/h)
25
WSW
30
SW
25
SW
15
WSW
20
W
15
WSW
10
SW
10
SW
20
SW
20
SSW
25
SSE
30
SE
30
SSE
30
SSW
30
S
35
SW
40
SW
40
SW
40
SW
35
SSW
40
WSW
35
WSW
35
SW
35
SW
cross-on
cross-on
cross-on
on
on
on
cross-on
cross-on
cross-on
cross
cross-off
cross-off
cross-off
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
9:21PM4.63m
9:45AM4.60m
10:06PM4.65m
10:32AM4.43m
10:53PM4.53m
11:20AM4.14m
Low Tide
4:05PM0.24m
4:30AM0.18m
4:53PM0.34m
5:22AM0.20m
5:43PM0.49m
6:17AM0.31m
light rain
light rain
light rain
light rain
rain showers
clear
light rain
part cloud
cloud
light rain
light rain
light rain
light rain
rain showers
light rain
rain showers
rain showers
light rain
light rain
light rain
rain showers
rain showers
rain showers
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:16
5:13
5:13
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
9:07
9:09
9:10
9:13
1
1
2
2
2
1
1
2
3
3
3
1
2
1
1
1
1
1
1
1
Temp °C
10
10
9
9
9
9
10
11
11
12
10
11
12
13
13
12
13
12
12
12
12
12
12
13
4
3
4
5
4
5
7
8
7
8
5
5
6
8
8
5
6
4
4
6
5
6
6
7
Swell 1
Height (m)
Direction
Period (s)
0.3
NW
4
0.1
W
11
0.8
WSW
7
0.7
W
7
0.5
WSW
7
0.5
WSW
7
0.4
WSW
7
0.4
SW
4
0.6
WSW
6
0.6
WSW
7
Energy kJ
3
3
60
45
26
26
17
3
22
29
Swell 2
Height (m)
Direction
Period (s)
0.1
W
11
0.3
NW
4
0.3
WSW
6
Energy kJ
3
2
8
Swell 3
Height (m)
Direction
Period (s)
Energy kJ
Wind waves
Height (m)
Direction
Period (s)
0.9
WSW
4
1.1
WSW
5
1.1
WSW
5
1
WSW
6
0.9
WSW
6
0.4
SSE
3
0.5
SSE
3
0.6
SSE
4
0.9
SW
7
0.8
SW
8
1.2
SW
5
1.5
WSW
6
1.7
WSW
7
1.8
WSW
8
1.9
WSW
8
1.7
WSW
9
1.7
WSW
6
1.4
WSW
6
1.4
WSW
5
Energy kJ
28
61
62
67
64
2
5
10
77
67
70
159
277
412
464
463
187
122
109
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
1
3
2
Distance (km)
301
301
301
303
35
35
35
35
219
331
321
361
345
181
331
345
304
303
303
325
333
333
396
396
Best forecast wave conditions in Mid Wales
Rating
(10 max)
Best forecast wave conditions in United Kingdom
Rating
(10 max)
4
4
4
4
3
3
3
3
2
2
2
1
2
2
1
1
1
2
2
3
3
1
3
4
Header Global
Rating
(10 max)
8
6
4
4
5
7
5
4
5
4
4
4
4
4
4
4
4
4
4
4
5
4
4
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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