Castletown surfForecast / Isle of Man / UK

information circle48hr Weather and Surf, issued 11 pm Thursday 15 Jan 2026 GMT
Forecast update in hr  min  s Forecast update imminent
Castletown surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Castletown sea temperature is
9.6° C
(Which is 1.5°C warmer than normal for this time of year)


How big are the waves at Castletown today?

The current surf forecast for Castletown at 7AM is: 1.0m 5s primary swell from a South direction and 0.3m 8s secondary swell from a South-southwest direction (forecast issued at 11:00pm January 15). An open ocean swell of 0.1m 16s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (GMT) & DateWave HeightWave Period
Morning (16 Jan)3.5ft (1.1m)5s
Afternoon (16 Jan)4.5ft (1.4m)6s
Evening (16 Jan)4.5ft (1.4m)7s

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

Updates in  hr  min  s Forecast update imminent
Friday
16
Saturday
17
Sunday
18
9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM9PM0AM3AM6AM9AM12PM3PM6PM
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 (?)
0.6
SSW
0.5
SSW
0.4
SSW
1
S
1.1
S
1.4
S
1.4
S
1.5
SSW
1.4
SSW
1.3
SSW
1
SSW
0.9
SSW
0.9
SSW
0.9
SSW
0.9
SSW
0.9
SSW
0.7
SSW
0.7
SSW
0.9
ESE
0.8
ESE
0.5
SSW
0.8
ESE
0.8
ESE
0.7
ESE
Period(s) (?)888555677777676666546444
Wave
Graph
(?)Metric surfscale
Energy kJ (?)51372242641001251951811499977726259533737332623232515
Wind
(km/h)
15
SSE
20
SSE
25
SSE
25
SSE
25
SSE
30
SSE
30
SSE
25
SE
20
SE
25
ESE
25
SE
25
SE
25
SE
25
SE
20
ESE
20
ESE
20
SE
20
SE
20
SE
20
SE
30
SE
30
SE
25
SE
25
SE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
ononcross-
on
cross-
on
onononcross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
cross-
on
High Tide
/ height (m)
9:28PM
4.31
9:51AM
4.59
10:13PM
4.49
10:30AM
4.83
10:51PM
4.66
11:06AM
5.02
Low Tide
/ height (m)
3:35AM
1.43
4:04PM
1.33
4:16AM
1.27
4:43PM
1.11
4:53AM
1.10
5:19PM
0.91
Friday
16
Saturday
17
Sunday
18
Sunrise----8:27-------8:26-------8:26---
Sunset------4:27-------4:29-------4:30-
clear
cloud
light rain
light rain
clear
light rain
light rain
light rain
cloud
cloud
part cloud
cloud
clear
clear
clear
clear
part cloud
clear
part cloud
part cloud
cloud
cloud
cloud
cloud
Rain (mm)
--12-111----------------
Temp. °C877788888778888888888777
Feels °C (?)421121123112223333332011
  • 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

Latest Updates

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