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Caister-on-Sea surfForecast / East Anglia / UK
48hr Weather and Surf, issued 12 am Tuesday 21 Apr 2026 BSTForecast update in hr min s Forecast update imminent
Caister-on-Sea surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Caister-on-Sea sea temperature is
9.4° C
(Which is slightly warmer than usual)How big are the waves at Caister-on-Sea today?
The current surf forecast for Caister-on-Sea at 4AM is: 1.3m 5s primary swell from a Northeast direction (forecast issued at 12:00am April 21). The wind direction is predicted to be onshore.
| Time (BST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (21 Apr) | 5ft (1.5m) | 6s |
| Afternoon (21 Apr) | 5ft (1.5m) | 6s |
| Evening (21 Apr) | 4.5ft (1.4m) | 6s |
Table - waves today at Caister-on-Sea. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Tuesday 21 | Wednesday 22 | Thursday 23 | ||||||||||||||||||||||
| 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 | 4 PM | 7 PM | |
Rating (10 max) | ||||||||||||||||||||||||
Swell Height Map |  |    |    |    | ||||||||||||||||||||
| Wave Height (m) & direction (?) | ||||||||||||||||||||||||
| Period(s) (?) | 5 | 5 | 5 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 6 | 5 | 5 | 5 | 5 | 4 | 5 | 5 | 5 | 5 | 5 | 6 | 5 | 6 |
Wave (?)Graph  | ||||||||||||||||||||||||
 kJ (?) | 34 | 45 | 86 | 128 | 173 | 159 | 170 | 170 | 147 | 127 | 97 | 71 | 64 | 48 | 33 | 32 | 35 | 37 | 31 | 18 | 30 | 36 | 51 | 77 |
Wind (km/h) | ||||||||||||||||||||||||
| Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | on | cross- on | cross- on | cross- on | cross- on | cross- on | cross | cross |
High Tide / height (m) | 10:42PM 2.73 | 10:57AM 2.51 | 11:31PM 2.50 | 11:40AM 2.38 | 12:33AM 2.22 | 12:34PM 2.23 | ||||||||||||||||||
Low Tide / height (m) | 5:48AM 0.20 | 6:05PM 0.14 | 6:32AM 0.48 | 6:55PM 0.28 | 7:20AM 0.77 | |||||||||||||||||||
Tuesday 21 | Wednesday 22 | Thursday 23 | ||||||||||||||||||||||
| Sunrise | - | - | - | 5:43 | - | - | - | - | - | - | - | 5:41 | - | - | - | - | - | - | - | 5:39 | - | - | - | - |
| Sunset | - | - | - | - | - | - | - | 8:00 | - | - | - | - | - | - | - | 8:02 | - | - | - | - | - | - | - | 8:05 |
 |  | |  | | | | | | | | | | | | | | | | | | | | | |
Rain (mm) | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - | - |
| Temp. °C | 8 | 8 | 8 | 7 | 8 | 8 | 8 | 8 | 7 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 8 | 7 | 6 | 6 | 7 | 9 | 8 | 8 |
| Feels °C (?) | 4 | 3 | 1 | 0 | 0 | 1 | 1 | 1 | 0 | 2 | 2 | 2 | 2 | 2 | 1 | 2 | 2 | 2 | 2 | 2 | 1 | 3 | 1 | 2 |
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Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)- Wind Speed (km/h)
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