Asa Surf Forecast

/ Kattegat and Skagerrack (6 surf breaks) /

Sweden (16 surf breaks) / Lat Long: (57.33° N 12.07° E)

Surf Forecasts:

Asa surfForecast / Kattegat and Skagerrack / Sweden

48hr Weather and Surf, issued 7 pm Tuesday 16 Sep 2025 CEST

Forecast 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 17.6° C
(Which is 3.1°C warmer than normal for this time of year)

How big are the waves at Asa today?

The current surf forecast for Asa at 2AM is: 2.2m 6s primary swell from a West direction (forecast issued at 07:00pm September 16). The wind direction is predicted to be cross-onshore.

Time (CEST) & Date	Wave Height	Wave Period
Morning (17 Sep)	7ft (2.1m)	6s
Afternoon (17 Sep)	5ft (1.6m)	6s
Evening (17 Sep)	4.5ft (1.4m)	6s

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

Updates in hr min s Forecast update imminent

12 Days Hourly

Print Table

	Tuesday 16			Wednesday 17								Thursday 18								Friday 19
	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	2 AM	5 AM	8 AM	11 AM	2 PM
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 See all maps
Wave Height (m) & direction (?)	WSW	W	W	W	W	W	W	WNW	W	W	W	W	SW	SW	SW	WSW	WSW	WNW	WSW	WSW	WSW	SW	SW	SW
Period(s) (?)	6	6	7	6	6	6	6	6	5	5	6	5	5	5	5	5	5	5	4	5	5	5	5	5
Wave Graph (?)
kJ (?)	209	332	492	380	295	344	295	159	109	113	134	82	33	33	94	86	61	23	38	42	46	73	107	93
Wind (km/h)	W	W	W	WSW	W	W	W	WNW	W	W	W	WSW	SW	SW	WSW	WSW	WSW	WSW	WSW	WSW	WSW	WSW	WSW	WSW
Wind State (?) onshore cross-onshore cross-shore cross-offshore offshore glassy	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	cross- on	on	on	on	cross- on	cross- on	cross- on	on	on	on	cross- on	cross- on	on
High Tide / height (m)	3:38PM 0.13				4:35AM 0.15				4:26PM 0.14					5:16AM 0.15				5:11PM 0.14				5:55AM 0.14
Low Tide / height (m)			9:59PM 0.00				10:39AM 0.04				10:46PM 0.00					11:14AM 0.03				11:30PM 0.00				11:48AM 0.03

	Tuesday 16			Wednesday 17								Thursday 18								Friday 19
Sunrise	-	-	-	-	-	6:43	-	-	-	-	-	-	-	6:46	-	-	-	-	-	-	-	6:48	-	-
Sunset	7:29	-	-	-	-	-	-	-	7:25	-	-	-	-	-	-	-	7:22	-	-	-	-	-	-	-

Rain (mm)	1	1	-	-	1	1	1	-	-	-	-	-	-	2	1	-	-	-	-	-	1	2	1	-
Temp. °C	15	15	15	14	14	14	15	16	16	15	15	14	14	15	16	17	18	17	16	16	17	16	17	17
Feels °C (?)	7	7	7	6	6	6	8	11	10	10	9	9	11	12	12	13	14	12	11	12	14	12	13	14

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

Recent Eyeball Surf Reports for Kattegat and Skagerrack

Wind Update The wind is still cross-on at Asa (fresh winds from the W at Nidingen 10 km from Asa). A 2.1m windswell from the WSW is too big for here
2 hours 36 minutes ago Asa

Expand

View all

2 h 36 min ago

32 km/h

Cross-On

Please reload the page to see if there are any updates.

FREE! Surf-Forecast.com widget for your website

The surf report / weather widget below is available to embed on third party websites free of charge and provides a summary of our Asa 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.