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Asa Surf Forecast
/ Kattegat and Skagerrack (6 surf breaks) /
Surf Forecasts:
Asa surfForecast / Kattegat and Skagerrack / Sweden
48hr Weather and Surf, issued 1 am Monday 18 May 2026 CESTForecast update in hr min s Forecast update imminent
Asa surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Asa sea temperature is
10.1° C
(Which is slightly cooler than normal)How big are the waves at Asa today?
The current surf forecast for Asa at 5AM is: 0.5m 4s primary swell from a South direction and 0.1m 6s secondary swell from a West direction (forecast issued at 01:00am May 18). The wind direction is predicted to be cross-shore.
| Time (CEST) & Date | Wave Height | Wave Period |
|---|---|---|
| Morning (18 May) | 1.5ft (0.5m) | 4s |
| Afternoon (18 May) | 1.5ft (0.4m) | 4s |
| Evening (18 May) | - | - |
Table - waves today at Asa. (Swell directed towards the surf break)
Updates in hr min s Forecast update imminent
Short Range ForecastLight rain (total 4mm), mostly falling on Wed night. Very mild (max 15°C on Mon afternoon, min 9°C on Mon morning). Wind will be generally light. | ||||||||||||||||||||||||
Monday 18 | Tuesday 19 | Wednesday 20 | ||||||||||||||||||||||
2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | 2 AM | 5 AM | 8 AM | 11 AM | 2 PM | 5 PM | 8 PM | 11 PM | |
Swell Height Map |    |    |    | |||||||||||||||||||||
S 4 | S 4 | S 4 | S 4 | S 4 | S 4 | S 4 | S 4 | SSW 4 | SSW 4 | S 4 | SSW 4 | SSW 4 | SSW 4 | SSW 4 | S 4 | S 4 | S 4 | S 4 | S 4 | S 4 | S 4 | SSW 4 | SSW 4 | |
7 | 7 | 8 | 8 | 5 | 0 | 0 | 1 | 4 | 5 | 8 | 6 | 6 | 6 | 3 | 2 | 4 | 7 | 8 | 12 | 17 | 13 | 9 | 6 | |
Wind (km/h) | ||||||||||||||||||||||||
cross | cross | cross | cross-on | cross-on | glassy | cross-on | cross-on | cross | cross | cross-on | cross-on | on | cross-on | cross | cross | cross | cross | cross | cross-on | cross-on | cross-on | on | cross-on | |
High Tide | 8:53AM0.13m | 8:46PM0.11m | 9:59AM0.13m | 9:57PM0.12m | 11:07AM0.13m | |||||||||||||||||||
Low Tide | 1:50AM0.00m | 2:48PM0.04m | 2:58AM0.01m | 3:55PM0.05m | 4:17AM0.02m | 5:12PM0.05m | ||||||||||||||||||
 |  | |  |  | | |  | | | | | | | |  | | | | | | |  |  | |
 | 4:46 | — | — | — | — | — | — | — | 4:45 | — | — | — | — | — | — | — | 4:43 | — | — | — | — | — | — | — |
 | — | — | — | — | — | — | 9:30 | — | — | — | — | — | — | — | 9:31 | — | — | — | — | — | — | — | 9:34 | — |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 1 | |
Temp °C | 10 | 9 | 9 | 13 | 14 | 15 | 14 | 13 | 11 | 11 | 11 | 12 | 11 | 12 | 12 | 12 | 11 | 10 | 10 | 11 | 12 | 12 | 12 | 12 |
5 | 4 | 4 | 9 | 11 | 13 | 12 | 9 | 7 | 7 | 7 | 8 | 7 | 9 | 9 | 9 | 8 | 6 | 5 | 6 | 9 | 8 | 9 | 9 | |
Swell 1 Height (m) Direction Period (s) | — | W 6 | W 6 | — | — | S 4 | S 4 | — | SSW 4 | SSW 4 | SSW 4 | — | — | — | SSW 4 | — | — | — | — | — | — | — | — | — |
 kJ | — | 1 | 1 | — | — | 3 | 1 | — | 4 | 5 | 6 | — | — | — | 3 | — | — | — | — | — | — | — | — | — |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | S 4 | S 4 | S 4 | S 4 | S 4 | — | — | S 4 | — | — | S 4 | SSW 4 | SSW 4 | SSW 4 | S 4 | S 4 | S 4 | S 4 | S 4 | S 4 | S 4 | S 4 | SSW 4 | SSW 4 |
| kJ | 7 | 7 | 8 | 8 | 5 | — | — | 1 | — | — | 8 | 6 | 6 | 6 | 2 | 2 | 4 | 7 | 8 | 12 | 17 | 13 | 9 | 6 |
Nearest Offshore or Glassy | ||||||||||||||||||||||||
Distance (km) | 215 | 335 | 215 | 416 | 416 | 416 | 662 | 662 | 662 | 416 | 658 | 663 | 916 | 665 | 684 | 684 | 665 | 663 | 663 | 834 | 218 | 218 | 218 | 218 |
Best forecast wave conditions in Kattegat and Skagerrack | ||||||||||||||||||||||||
Best forecast wave conditions in Sweden | ||||||||||||||||||||||||
Header Global | ||||||||||||||||||||||||
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