Glenelg Rivermouth Surf Break

Lat Long: 38.06° S 140.99° E

Glenelg Rivermouth 48 hour detailed Surf Forecast

Issued: 2 am 21 Jul 2026 (local time)

Forecast update in  hr  min

Today's Glenelg Rivermouth sea temperature is
15.0° C
0.8° 

Glenelg Rivermouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.


How big are the waves at Glenelg Rivermouth today (21 Jul):

  • Morning surf: Morning surf (21 Jul, local time) - 8ft (2.5m), 13s period with SW swell.
  • Afternoon surf: Afternoon surf (21 Jul, local time) - 7.5ft (2.3m), 13s period with WSW swell.
  • Evening surf: Evening surf (21 Jul, local time) - 7.5ft (2.3m), 12s period with WSW swell.

The current surf forecast for Glenelg Rivermouth at 6AM is: 2.5m 13s primary swell from a West-southwest direction and 0.2m 9s secondary swell from a South direction (forecast issued at 02:30am July 21). An open ocean swell of 0.5m 4s is not directed at the surf break. The wind direction is predicted to be cross-offshore and the swell rating is 4.

Time (ACST) & DateWave HeightWave Period
Morning (21 Jul)8ft (2.5m)13s
Afternoon (21 Jul)7.5ft (2.3m)13s
Evening (21 Jul)7.5ft (2.3m)12s

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


Short Range Forecast

Moderate rain (total 14mm), heaviest on Tue night. Very mild (max 14°C on Tue afternoon, min 10°C on Wed night). Wind will be generally light.

Tuesday
21
Wednesday
22
Thursday
23
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
12 AM
3 AM
6 AM
9 AM
12 PM
3 PM
6 PM
9 PM
Rating
(10 max)
4
4
4
3
3
4
4
4
5
2
1
0
0
0
0
0
!
!
0
0
0
0
0
0
Swell
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Height Map
Wave
Height (m)
Direction
Period (s)
2.5
WSW
14
2.5
WSW
14
2.5
WSW
13
2.5
SW
13
2.4
WSW
13
2.3
WSW
13
1.9
WSW
12
2.3
WSW
12
2.5
WSW
12
2.3
WSW
12
1.7
SW
12
2.2
WSW
12
2.5
WSW
12
3
SW
12
3
SW
11
3.5
SW
14
4
SW
15
4.5
SW
14
4.5
SW
14
4.5
SW
14
4.5
SW
14
4.5
SW
14
4
SW
13
5
SW
16
Wave Graph
Metric surfscale
Energy kJ
2765
2816
2515
2176
1915
1748
1000
1520
1903
1449
792
1388
2083
2107
2150
4668
6936
8760
7478
7500
7535
7535
5091
10689
Wind (km/h)
15
N
15
N
15
N
15
N
15
NNW
15
NNW
15
NNW
15
NNW
15
NW
15
WNW
20
WNW
25
WSW
20
WSW
20
SW
20
WSW
20
WSW
20
WSW
20
WSW
25
SW
25
WSW
25
WSW
25
WSW
30
SW
25
SW
Wind State
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross-off
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
3:37AM0.65m
2:42PM0.73m
4:35AM0.65m
2:39PM0.69m
5:52AM0.64m
2:12PM0.67m
Low Tide
8:55AM0.39m
9:38PM0.14m
9:24AM0.49m
10:03PM0.13m
9:46AM0.59m
cloud
cloud
cloud
cloud
cloud
cloud
cloud
cloud
light rain
rain showers
rain showers
light rain
clear
rain showers
light rain
light rain
part cloud
light rain
light rain
cloud
rain showers
cloud
rain showers
cloud
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
7:16
7:15
7:13
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
5:07
5:08
5:09
 mm
1
4
1
1
1
1
1
1
1
1
1
Temp °C
12
12
11
11
13
14
13
12
11
12
12
12
13
11
11
11
10
10
10
10
11
11
11
11
Feels °C
9
9
8
7
9
11
10
9
8
9
8
6
7
6
6
5
4
4
3
3
4
4
4
4
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
Map placeholder
How to use the Wavefinder 

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