Number Threes surfForecast / HAW – Oahu / USA

information circle12 Day Weather and Surf, issued 1 pm Monday 01 Dec 2025 HST
Forecast update in hr  min  s Forecast update imminent
Number Threes surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Number Threes sea temperature is
26.0° C
(Which is normal for this time of year)


Best Forecast Surf Conditions for Number Threes this week:

The surf forecast for Number Threes over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Sunday (Dec 07) at 2AM. The primary swell is predicted to be 1.3m and 7s period with a secondary swell of 1.0m and 8s. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Number Threes in the next 12 days are 1.9m 7s and forecast to arrive on Friday (Dec 05) 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 1.2m 14s period and expected on Monday (Dec 01) at 5PM.

Wave TypeTime (HST) & Date Wave Height & Period
Next good surf (1 star+) 2AM (Sun 7th Dec)4.5ft (1.3m) 7s
Best Surf 2AM (Sun 7th Dec)4.5ft (1.3m) 7s
Most Powerful 8PM (Fri 5th Dec)6ft (1.9m) 7s

Table - best surf conditions forecast for Number Threes over the next 12 days.

Updates in  hr  min  s Forecast update imminent

Short Range Forecast Mostly dry. Warm (max 25°C on Mon afternoon, min 23°C on Mon night). Wind will be generally light.

Days 3-6 Weather Summary Mostly dry. Warm (max 25°C on Thu afternoon, min 24°C on Thu night). Mainly fresh winds.

Mon
01
Tuesday
02
Wednesday
03
Thursday
04
Friday
05
Saturday
06
Sunday
07
PMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAM
Rating
(10 max)
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
1
2
0
0
1
0
Swell
Height Map
Wave Height (m) & direction (?)
0.6
E
0.5
E
0.5
E
0.3
ESE
0.5
E
0.4
E
0.6
NNW
0.3
E
0.7
NW
0.8
E
1.2
E
1.3
E
1.6
ENE
1.5
E
1.3
E
1.2
ENE
1.3
ENE
1.1
ENE
1
ENE
1.5
ENE
1.4
ENE
Period(s) (?)77775712713667778878887
Wave
Graph
(?)Metric surfscale
Energy kJ (?)32262710121508039112171261251196173186143127234220
Wind
(km/h)
0
W
5
NNE
10
SSE
5
SSE
5
ENE
10
ESE
5
E
10
ENE
15
E
25
ENE
20
ENE
5
SSE
30
ENE
25
ENE
25
E
20
ENE
15
ENE
10
ESE
20
ENE
20
ENE
30
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
glassglasscross-
on
cross-
on
glasscross-
on
crosscross-
off
crosscross-
off
cross-
off
cross-
on
cross-
off
cross-
off
crosscross-
off
cross-
off
crosscross-
off
cross-
off
cross-
off
High Tide
/ height (m)
2:15AM
0.70
1:30PM
0.28
2:59AM
0.77
2:22PM
0.23
3:44AM
0.82
3:14PM
0.20
4:30AM
0.84
4:08PM
0.17
5:18AM
0.83
5:08PM
0.16
6:06AM
0.80
6:16PM
0.16
6:54AM
0.74
Low Tide
/ height (m)
6:52PM
-0.06
9:09AM
0.13
7:27PM
-0.08
10:11AM
0.10
8:05PM
-0.09
11:10AM
0.07
8:45PM
-0.09
12:07PM
0.06
9:28PM
-0.08
1:02PM
0.05
10:13PM
-0.04
1:56PM
0.05
11:02PM
0.02
Mon
01
Tuesday
02
Wednesday
03
Thursday
04
Friday
05
Saturday
06
Sunday
07
Sunrise--6:52--6:52--6:54--6:54--6:54--6:56--6:56
Sunset5:47--5:47--5:47--5:47--5:47--5:49--5:49--
part cloud
clear
part cloud
part cloud
part cloud
clear
part cloud
clear
clear
part cloud
clear
part cloud
part cloud
part cloud
part cloud
cloud
part cloud
part cloud
clear
part cloud
rain showers
Rain (mm)
--------------------1
Temp. °C252425252424242424252425252524252424252424
Feels °C (?)262626262525242525242427242323252125252323
  • 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

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Information about the Number Threes Surf forecast

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

Number Threes is 5 km (3 miles) from Honolulu. If you plan a vacation in Oahu, look for hotels and other accommodation in Honolulu. Honolulu has rooms for a wide range of budgets as well as car hire and transport links.

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