Asa Surf Forecast and Surf Reports

(Kattegat and Skagerrack, Sweden)

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- Hourly Forecast
- 16 Day Forecast
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Spot Information

Asa Surf Guide

Asa in Kattegat is a sheltered beach and reef break that has unreliable waves. Summer in particular tends to be flat. Works best in offshore winds from the southeast. Waves more likely to be from local windswells than distant groundswells and the ideal wave direction is from the west northwest. A right hand reef break. Good surf at all stages of the tide. Rarely crowded here. Watch out for rocks.

Asa Spot Info

Type:	Rating:	Reliability:	Todays Sea Temp*:
Beach and reef	2	inconsistent	8.8°C*ocean temperature recorded from satellite

Surfing Asa:

The best conditions reported for surf at Asa occur when a West-northwest swell combines with an offshore wind direction from the Northeast.

Hourly Forecast

16 Day Forecast

Explore Asa Location Map

Interactive Asa surf break location map. View information about nearby surf breaks, their wave consistency and rating compared to other spots in the region. Current swell conditions from local buoys are shown along with live wind speed and direction from nearby weather stations. Click icons on the map for more detail. The closest passenger airport to Asa is Landvetter (Gothenborg) Airport (GOT) in Sweden, 39 km (24 miles) away (directly). The second nearest airport to Asa is Save (Gothenborg) Airport (GSE), also in Sweden, 50 km (31 miles) away.

Map Icons:
Break
Live Wave Height (m)
Live Wind Speed (km/h)
Surf Rating (10 Max)
Ocean Swells (m)
Wind Speed (km/h)

Please note that some surf spot locations are approximate to protect their exact location while others are not shown at close zoom level.

Asa Surf Forecasts:

Hourly Forecast

16 Day Forecast

Todays Surf Summary
Monday, 4 May 2026, 18:03 Local Time

m, °C	Monday 04			Tue
ft, °F	5PM	8PM	11PM	2AM
Wave (m)	W	W	WNW	WNW
Period (s)	5	5	6	6
Wind (km/h)
Wind State	cross- on	cross- on	cross- on	cross- on

Tides at Asa

Current tide and informaton

For Onsala, 10 km from Asa.

Next High Water: 10:03pm | 0.11m

Next Low Water: 04:20am | 0.05m

NEXT	IS AT (local time)	remaining
high tide
low tide

Asa Sea Temperature

The water temperature (8.8 °C) at Asa is very cold. Despite the sun, surfers will need plenty of neoprene. Wear a quality winter wetsuit, a neoprene hood, gloves and boots. A windchill factor of (8.0 °C).

Today, many surfers would wear a winter wetsuit, a neoprene hood, gloves and boots.