Number Fours surfForecast / HAW – Oahu / USA

information circle12 Day Weather and Surf, issued 7 am Wednesday 26 Nov 2025 HST
Forecast update in hr  min  s Forecast update imminent
Number Fours surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Number Fours sea temperature is
26.0° C
(Which is normal for this time of year)


Best Forecast Surf Conditions for Number Fours this week:

The surf forecast for Number Fours over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Wednesday (Nov 26) at 11AM. The primary swell is predicted to be 0.7m and 7s period. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at Number Fours in the next 12 days are 0.8m 7s and forecast to arrive on Saturday (Nov 29) at 5AM. Winds are predicted to be glassy at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.8m 17s period and expected on Sunday (Nov 30) at 8AM.

Wave TypeTime (HST) & Date Wave Height & Period
Next good surf (1 star+)11AM (Wed 26th Nov)2.5ft (0.7m) 7s
Best Surf11AM (Wed 26th Nov)2.5ft (0.7m) 7s
Most Powerful 5AM (Sat 29th Nov)2.5ft (0.8m) 7s

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

Updates in  hr  min  s Forecast update imminent

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

Days 3-6 Weather Summary Mostly dry. Warm (max 24°C on Sat morning, min 23°C on Sat morning). Wind will be generally light.

Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sunday
30
Monday
01
Tuesday
02
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
1
0
1
1
0
1
0
0
1
1
1
1
0
0
0
0
0
0
0
0
0
Swell
Height Map
Wave Height (m) & direction (?)
0.7
E
0.6
E
0.4
SSE
0.4
SSE
0.7
E
1
E
0.8
E
0.8
E
0.8
E
0.7
E
0.6
E
0.6
E
0.5
E
0.5
E
0.5
E
0.5
E
0.5
E
0.6
E
0.7
E
0.7
E
0.6
E
Period(s) (?)77131276677888888887776
Wave
Graph
(?)Metric surfscale
Energy kJ (?)483658484964455663614648333329293038464229
Wind
(km/h)
10
E
10
E
0
ESE
5
NE
10
E
15
ENE
5
SSW
10
SSE
0
ESE
5
SSW
0
N
10
NE
10
ESE
10
SE
5
ENE
5
SE
15
SE
10
S
10
E
15
SE
10
SSW
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
cross-
off
crossglassglasscrosscross-
off
cross-
on
onglassglassglasscross-
off
cross-
on
cross-
on
glassglasscross-
on
oncrosscross-
on
on
High Tide
/ height (m)
8:21AM
0.60
10:12PM
0.23
9:11AM
0.56
11:19PM
0.30
10:02AM
0.52
12:07AM
0.40
10:54AM
0.46
12:50AM
0.50
11:46AM
0.40
1:32AM
0.60
12:38PM
0.34
2:15AM
0.70
1:30PM
0.28
2:59AM
0.77
Low Tide
/ height (m)
4:25PM
0.08
1:34AM
0.19
4:55PM
0.05
3:25AM
0.23
5:22PM
0.03
5:13AM
0.24
5:50PM
-0.00
6:44AM
0.22
6:20PM
-0.03
8:02AM
0.18
6:52PM
-0.06
9:09AM
0.13
7:27PM
-0.08
Wednesday
26
Thursday
27
Friday
28
Saturday
29
Sunday
30
Monday
01
Tuesday
02
Sunrise6:48--6:48--6:50--6:50--6:50--6:52--6:52--
Sunset-5:47--5:47--5:47--5:47--5:47--5:47--5:47-
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
part cloud
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
Rain (mm)
---------------------
Temp. °C252524252524242524242424242424242424242524
Feels °C (?)262626282727262626262526252425262425252525
  • 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 Number Fours Surf forecast

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