Long Reef surf break

Long Reef surfForecast / NSW – Sydney North Coast / Australia

information circle12 Day Weather and Surf, issued 4 am Monday 12 Jan 2026 AEDT
Forecast update in hr  min  s Forecast update imminent
Long Reef surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Long Reef sea temperature is
23.5° C
(Which is slightly warmer than usual)


Best Forecast Surf Conditions for Long Reef this week:

The surf forecast for Long Reef over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Monday (Jan 12) at 5PM. The primary swell is predicted to be 1.1m and 9s period with a secondary swell of 0.6m and 7s. Another secondary swell of 1.0m and 6s is also forecast. The wind is predicted to be glassy as the swell arrives.

The most powerful waves expected at Long Reef in the next 12 days are 5.0m 12s and forecast to arrive on Saturday (Jan 17) at 11AM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 0.1m 16s period and expected on Sunday (Jan 18) at 8PM.

Wave TypeTime (AEDT) & Date Wave Height & Period
Next good surf (1 star+) 5PM (Mon 12th Jan)3.5ft (1.1m) 9s
Best Surf 5AM (Sun 18th Jan)11ft (3.5m) 10s
Most Powerful11AM (Sat 17th Jan)16ft (5.0m) 12s

Table - best surf conditions forecast for Long Reef over the next 12 days.

Updates in  hr  min  s Forecast update imminent

Short Range Forecast Light rain (total 6mm), mostly falling on Wed afternoon. Warm (max 24°C on Wed afternoon, min 19°C on Mon morning). Wind will be generally light.

Days 3-6 Weather Summary Heavy rain (total 22mm), heaviest during Thu afternoon. Warm (max 25°C on Thu morning, min 18°C on Sat night). Winds increasing (light winds from the N on Thu morning, strong winds from the SSW by Fri night).

Monday
12
Tuesday
13
Wednesday
14
Thursday
15
Friday
16
Saturday
17
Sunday
18
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
0
2
0
0
0
0
0
0
0
1
0
2
0
0
0
4
2
3
4
1
3
Swell
Height Map
Wave Height (m) & direction (?)
1.2
S
1.1
S
1.5
E
1.1
E
1.2
ENE
1.2
E
0.9
ENE
1.3
ENE
1.8
ENE
1.7
ENE
1.2
ENE
1.4
ENE
2.2
SSE
3
SSE
4
SSE
5
SSE
4.5
SSE
4
SE
3.5
SSE
3
SSE
3
SSE
Period(s) (?)9977888878689910121111101010
Wave
Graph
(?)Metric surfscale
Energy kJ (?)2411922301311731681132212864139421974913202607608447763385226019221588
Wind
(km/h)
15
SE
5
ESE
15
NNE
10
NE
25
ENE
15
ENE
15
ENE
20
ENE
10
NE
10
NNE
25
NE
10
WNW
30
SSE
40
S
45
S
40
S
40
SW
30
SW
15
W
20
SSE
5
SE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
on
glasscross-
on
cross-
on
cross-
on
oncross-
on
oncross-
on
cross-
on
cross-
on
cross-
off
crosscrosscrosscross-
off
cross-
off
cross-
off
offcross-
on
cross-
on
High Tide
/ height (m)
4:17PM
0.92
5:06AM
1.29
5:28PM
0.89
5:56AM
1.34
6:32PM
0.90
6:43AM
1.40
7:24PM
0.93
7:26AM
1.47
8:09PM
0.97
8:07AM
1.53
8:49PM
1.01
8:46AM
1.58
9:26PM
1.05
Low Tide
/ height (m)
10:51AM
0.55
10:07PM
0.45
11:59AM
0.50
11:00PM
0.48
12:55PM
0.43
11:53PM
0.48
1:41PM
0.36
12:43AM
0.45
2:22PM
0.29
1:29AM
0.42
2:59PM
0.23
2:11AM
0.38
3:35PM
0.18
2:51AM
0.35
Monday
12
Tuesday
13
Wednesday
14
Thursday
15
Friday
16
Saturday
17
Sunday
18
Sunrise5:56--5:56--5:56--5:58--5:58--6:00--6:01--
Sunset-8:07--8:07--8:07--8:07--8:07--8:07--8:07-
cloud
rain showers
part cloud
part cloud
part cloud
part cloud
part cloud
rain showers
rain showers
clear
thunderstorm
thunderstorm
thunderstorm
rain showers
rain showers
light rain
light rain
rain showers
clear
part cloud
part cloud
Rain (mm)
-1-----32-33135322---
Temp. °C202121232322232422252523232220202019242822
Feels °C (?)192221242221232322262422201814141313222722
  • Map Icons:
  • Break
  • Live Wave Height (m)
  • Live Wind Speed (km/h)
  • Surf Rating (10 Max)
  • Ocean Swells (m)
  • Wind Speed (km/h)
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Information about the Long Reef Surf forecast

The above surf forecast table for Long Reef provides essential information for determining whether the surfing conditions will be good over the next 12 days. A general guide to surfing at Long Reef can be found by selecting the local surf guide option on the grey menu. Our Long Reef 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 (Long Reef) 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 Long Reef 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.

Long Reef is 2 km (1 miles) from Dee Why. If you plan a holiday in Sydney North Coast, look for hotels and other accommodation in Dee Why. Dee Why has rooms for a wide range of budgets as well as car hire and transport links.

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