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Valnäs - Nord Koster Surf Forecast
/ Kattegat and Skagerrack (6 surf breaks) /
Surf Forecasts:
Valnäs - Nord Koster surfForecast / Kattegat and Skagerrack / Sweden
16 Day Weather and Surf, issued 7 am Thursday 30 Apr 2026 CESTForecast update in hr min s Forecast update imminent
Valnäs - Nord Koster surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Valnäs - Nord Koster sea temperature is
7.6° C
(Which is slightly cooler than normal)Best Forecast Surf Conditions for Valnäs - Nord Koster this week:
The surf forecast for Valnäs - Nord Koster over the next 16 days: The first swell (rated 1 star or higher) is forecast to arrive on Friday (May 01) at 8AM. The primary swell is predicted to be 1.3m and 6s period. The wind is predicted to be cross-offshore as the swell arrives.
The most powerful waves expected at Valnäs - Nord Koster in the next 16 days are 2.1m 6s and forecast to arrive on Friday (May 01) at 8PM. Winds are predicted to be cross-shore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 2.1m 6s period and expected on Friday (May 01) at 5PM.
| Wave Type | Time (CEST) & Date | Wave Height & Period |
|---|---|---|
| Next good surf (1 star+) | 8AM (Fri 1st May) | 4.5ft (1.3m) 6s |
| Best Surf | 8AM (Fri 1st May) | 4.5ft (1.3m) 6s |
| Most Powerful | 8PM (Fri 1st May) | 7ft (2.1m) 6s |
Table - best surf conditions forecast for Valnäs - Nord Koster over the next 16 days.
Updates in hr min s Forecast update imminent
Short Range ForecastMostly dry. Very mild (max 18°C on Fri afternoon, min 8°C on Thu morning). Winds increasing (light winds from the SE on Thu morning, strong winds from the SW by Fri night). | Days 4-6 Weather SummaryMostly dry. Very mild (max 12°C on Mon afternoon, min 6°C on Tue night). Winds increasing (light winds from the NE on Sun afternoon, near gales from the W by Mon night). | ||||||||||||||||||||
Thursday 30 | Friday 1 | Saturday 2 | Sunday 3 | Monday 4 | Tuesday 5 | Wednesday 6 | |||||||||||||||
AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | AM | PM | Night | |
Swell Height Map |  |  |  |  |  |  |  | ||||||||||||||
SSW 4 | SW 4 | SW 6 | SW 6 | SW 6 | SW 6 | SW 5 | SSW 5 | SW 6 | NNE 3 | SW 5 | SW 5 | SW 3 | SW 4 | SW 6 | SW 6 | SW 5 | SW 6 | SSW 5 | SSW 6 | SW 6 | |
0 | 0 | 0 | 141 | 219 | 0 | 0 | 0 | 178 | 2 | 0 | 1 | 0 | 0 | 126 | 49 | 13 | 0 | 0 | 0 | 99 | |
Wind (km/h) | |||||||||||||||||||||
off | cross-off | cross-off | cross-off | cross | cross | cross-off | cross-off | cross | cross | cross | off | cross | cross-off | cross-on | on | cross | cross-on | cross-on | on | off | |
High Tide | 4:59PM0.25m | 5:19AM0.28m | 5:41PM0.24m | 6:06AM0.27m | 6:27PM0.24m | 7:00AM0.27m | 7:20PM0.24m | 8:01AM0.27m | 8:20PM0.24m | 9:04AM0.27m | 9:22PM0.25m | 10:04AM0.27m | 10:20PM0.25m | ||||||||
Low Tide | 10:24AM0.01m | 10:27PM0.02m | 11:01AM0.04m | 11:06PM0.04m | 11:39AM0.06m | 11:46PM0.06m | 12:21PM0.09m | 00:31AM0.08m | 1:07PM0.12m | 1:20AM0.10m | 1:59PM0.14m | 2:16AM0.11m | 2:57PM0.15m | 3:18AM0.12m | |||||||
 | |  | | | | |  |  | | |  | | | | | | | | | | |
 | 5:22 | — | — | 5:20 | — | — | 5:18 | — | — | 5:15 | — | — | 5:13 | — | — | 5:09 | — | — | 5:07 | — | — |
 | — | — | 9:04 | — | — | 9:06 | — | — | 9:08 | — | — | 9:10 | — | — | 9:13 | — | — | 9:15 | — | — | 9:17 |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
Temp °C | 9 | 10 | 11 | 15 | 18 | 13 | 9 | 10 | 9 | 9 | 11 | 11 | 8 | 12 | 11 | 7 | 8 | 9 | 7 | 8 | 8 |
6 | 6 | 8 | 8 | 8 | 2 | 3 | 1 | 1 | 3 | 8 | 7 | 3 | 3 | 1 | 0 | 2 | 5 | 1 | 2 | 3 | |
Swell 1 Height (m) Direction Period (s) | SSW 4 | SW 4 | SW 6 | SW 6 | — | — | — | — | SSE 5 | SSW 6 | SW 5 | SW 5 | — | — | SW 6 | SW 6 | — | — | — | — | SW 6 |
 kJ | 7 | 4 | 58 | 56 | — | — | — | — | 5 | 59 | 13 | 1 | — | — | 126 | 49 | — | — | — | — | 61 |
Swell 2 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | SSE 5 | S 5 | — | — | — | — | — | — | — | — | — | SSE 4 |
| kJ | — | — | — | — | — | — | — | — | — | 5 | 2 | — | — | — | — | — | — | — | — | — | 3 |
Swell 3 Height (m) Direction Period (s) | — | — | — | — | — | — | — | — | — | — | N 3 | — | — | — | — | — | — | — | — | — | — |
| kJ | — | — | — | — | — | — | — | — | — | — | 1 | — | — | — | — | — | — | — | — | — | — |
Wind waves Height (m) Direction Period (s) | — | — | — | SW 6 | SW 6 | SW 6 | SW 5 | SSW 5 | SW 6 | NNE 3 | — | S 2 | SW 3 | SW 4 | NW 3 | NW 4 | SW 5 | SW 6 | SSW 5 | SSW 6 | SW 6 |
| kJ | — | — | — | 141 | 219 | 198 | 57 | 54 | 178 | 2 | — | 1 | 5 | 28 | 6 | 15 | 13 | 97 | 64 | 129 | 99 |
Nearest Offshore or Glassy | |||||||||||||||||||||
Distance (km) | 819 | 818 | 66 | 0 | 796 | 770 | 791 | 312 | 824 | 399 | 271 | 765 | 791 | 498 | 782 | 805 | 930 | 805 | 271 | 865 | 0 |
Best forecast wave conditions in Kattegat and Skagerrack | |||||||||||||||||||||
Best forecast wave conditions in Sweden | |||||||||||||||||||||
Header Global | |||||||||||||||||||||
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The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Valnäs - Nord Koster surf forecast. Simply grab the html code snippet that we provide and paste it into your own site. You can choose your preferred language and metric/imperial units for the surf forecast feed to suit users of your site. Click here to get the code.
Information about the Valnäs - Nord Koster Surf forecast
The above surf forecast table for Valnäs - Nord Koster provides essential information for determining whether the surfing conditions will be good over the next 16 days. A general guide to surfing at Valnäs - Nord Koster can be found by selecting the local surf guide option on the grey menu. Our Valnäs - Nord Koster surf forecast is unique since it includes wave energy (power) that defines the real feel of the surf rather than just the height or the period. If you surf the same spot (Valnäs - Nord Koster) regularly then make a mental note of the wave energy from the surf forecast table each time you go. Very soon you may start to choose your surf days based on the wave energy alone combined with our forecast of favourable offshore wind conditions. Our star ratings will help here and of course you will also find the usual wave height and period predictions on our surf forecasts as well as a full break down of the swell components under our advanced users option (to reveal that, click the little Einstein character under the tide times).
Further information to help with frequently asked questions about our surf forecast for Valnäs - Nord Koster may be found under the help tab on the top menu and also by moving your mouse over the question marks on the surf forecast table itself. Please always bear in mind that the forecast is for near-shore open water and local factors at each surf break influence the actual breaking wave height, such as the beach / reef profile, water depths offshore and shelter.
Valnäs - Nord Koster is 32 km (20 miles) from Fredrikstad. If you plan a holiday in Kattegat and Skagerrack, look for hotels and other accommodation in Fredrikstad. Fredrikstad has rooms for a wide range of budgets as well as car hire and transport links.
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