Birling Gap surfForecast / South Coast / UK

information circle48hr Weather and Surf, issued 6 pm Wednesday 17 Sep 2025 BST
Forecast update in hr  min  s Forecast update imminent
Birling Gap surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Birling Gap sea temperature is
18.3° C
(Which is 1.6°C warmer than normal for this time of year)


How big are the waves at Birling Gap today?

The current surf forecast for Birling Gap at 8PM is: 1.8m 6s primary swell from a Southwest direction (forecast issued at 06:00pm September 17). The wind direction is predicted to be onshore.

Time (BST) & DateWave HeightWave Period
Morning (17 Sep)--
Afternoon (17 Sep)7ft (2.1m)6s
Evening (17 Sep)5.5ft (1.7m)6s

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

Updates in  hr  min  s Forecast update imminent
Wednesday
17
Thursday
18
Friday
19
Saturday
20
4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM4PM7PM10PM1AM4AM7AM10AM1PM
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
Wave Height (m) & direction (?)
2.1
SW
1.9
SW
1.7
SW
1.6
SW
1.4
SW
1.4
SW
1.4
SW
1.4
SW
1.2
SW
1.1
SW
0.8
WSW
0.4
WSW
0.3
SW
0.3
SW
0.3
SW
0.3
SW
0.3
SW
0.4
WSW
0.4
SW
0.4
SW
0.4
WSW
0.4
SW
0.4
SW
0.4
SW
Period(s) (?)77666666555111111101010101010101099
Wave
Graph
(?)Metric surfscale
Energy kJ (?)37429623818213711811411082623439191818151537242437232221
Wind
(km/h)
40
WSW
35
WSW
35
WSW
30
WSW
30
WSW
30
WSW
30
SW
30
SW
25
WSW
20
WSW
15
WSW
15
SW
10
SW
10
SSE
10
SSE
10
S
5
SSW
5
SE
5
ENE
5
NE
5
NE
5
E
15
SW
25
SSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
onononononononononcross-
on
onononcrosscross-
on
cross-
on
glassglassglassglassoffglassoncross-
on
High Tide
/ height (m)
8:53PM
4.79
9:35AM
4.97
10:00PM
5.16
10:29AM
5.40
10:48PM
5.57
11:12AM
5.80
Low Tide
/ height (m)
2:45PM
1.93
3:25AM
1.66
3:59PM
1.64
4:28AM
1.30
4:54PM
1.27
5:15AM
0.95
Wednesday
17
Thursday
18
Friday
19
Saturday
20
Sunrise-----6:37-------6:39-------6:41--
Sunset-7:09-------7:07-------7:05------
part cloud
part cloud
part cloud
cloud
cloud
part cloud
cloud
cloud
clear
clear
clear
clear
clear
part cloud
cloud
part cloud
clear
clear
clear
clear
cloud
cloud
cloud
cloud
Rain (mm)
------------------------
Temp. °C171718171717191819181818171718192122222120191918
Feels °C (?)111213131314151416161717171718171920201918181714
  • 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

Eyeball surf reportRecent Eyeball Surf Reports for South Coast

  1. weather stationWind Update Wind reports 7 km away suggest it is still onshore at Birling Gap (light winds from the WSW at Willingdon wx). A 1.8m swell from the WSW

    Birling Gap
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1 h 40 min ago

11 km/h
WSW
Onshore
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