In Betweens surfForecast / HAW – Oahu / USA

information circle12 Day Weather and Surf, issued 7 am Thursday 01 Jan 2026 HST
Forecast update in hr  min  s Forecast update imminent
In Betweens surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's In Betweens sea temperature is
25.4° C
(Which is slightly warmer than usual)


Best Forecast Surf Conditions for In Betweens this week:

The surf forecast for In Betweens over the next 12 days: The first swell (rated 1 star or higher) is forecast to arrive on Saturday (Jan 03) at 5AM. The primary swell is predicted to be 1.4m and 7s period. The wind is predicted to be cross-offshore as the swell arrives.

The most powerful waves expected at In Betweens in the next 12 days are 3.0m 9s and forecast to arrive on Tuesday (Jan 06) at 2PM. Winds are predicted to be cross-offshore at the time the swell arrives. The largest open ocean swell (not directed at the beach) is 1.8m 10s period and expected on Monday (Jan 05) at 2PM.

Wave TypeTime (HST) & Date Wave Height & Period
Next good surf (1 star+) 5AM (Sat 3rd Jan)4.5ft (1.4m) 7s
Best Surf 5AM (Sat 3rd Jan)4.5ft (1.4m) 7s
Most Powerful 2PM (Tue 6th Jan)10ft (3.0m) 9s

Table - best surf conditions forecast for In Betweens over the next 12 days.

Updates in  hr  min  s Forecast update imminent

Short Range Forecast Light rain (total 8mm), mostly falling on Sat night. Warm (max 24°C on Thu morning, min 22°C on Fri night). Winds decreasing (fresh winds from the ENE on Fri morning, light winds from the ENE by Sat morning).

Days 3-6 Weather Summary Heavy rain (total 44mm), heaviest during Sun night. Warm (max 25°C on Mon afternoon, min 22°C on Sun night). Winds increasing (light winds from the E on Mon morning, strong winds from the ENE by Tue night).

Thursday
01
Friday
02
Saturday
03
Sunday
04
Monday
05
Tuesday
06
Wednesday
07
AMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNightAMPMNight
Rating
(10 max)
0
0
0
1
0
1
0
0
0
0
0
0
1
1
1
1
1
1
1
1
0
Swell
Height Map
Wave Height (m) & direction (?)
1.2
E
1.3
ENE
1.9
ENE
2.1
ENE
1.6
ENE
1.5
ENE
1.1
E
1
E
0.9
E
0.6
E
1
S
0.7
E
1.2
E
2
E
2.4
E
2.5
ENE
3
ENE
2.5
ENE
2.2
ENE
1.9
ENE
1.5
E
Period(s) (?)987777777657788999888
Wave
Graph
(?)Metric surfscale
Energy kJ (?)210226330431258215110927030555015956681911011123972614485265
Wind
(km/h)
25
E
30
ENE
35
ENE
35
ENE
35
ENE
15
ENE
15
SE
10
WSW
15
SSW
15
SSW
15
S
15
E
20
ENE
30
ENE
40
ENE
30
E
40
ENE
40
E
35
E
30
ENE
25
ENE
Wind State (?)
onshore
cross-onshore
cross-shore
cross-offshore
offshore
glassy
crosscross-
off
cross-
off
cross-
off
cross-
off
cross-
off
cross-
on
crosscross-
on
ononcrosscross-
off
cross-
off
cross-
off
crosscross-
off
cross-
off
cross-
off
cross-
off
cross-
off
High Tide
/ height (m)
2:21PM
0.17
3:34AM
0.82
3:19PM
0.17
4:18AM
0.83
4:13PM
0.19
5:00AM
0.80
5:08PM
0.21
5:40AM
0.75
6:05PM
0.23
6:18AM
0.68
7:06PM
0.27
6:54AM
0.60
8:14PM
0.30
Low Tide
/ height (m)
10:25AM
0.06
7:47PM
-0.09
11:07AM
0.04
8:37PM
-0.09
11:47AM
0.02
9:26PM
-0.06
12:24PM
0.02
10:14PM
-0.02
1:01PM
0.02
11:03PM
0.03
1:36PM
0.02
11:56PM
0.10
2:10PM
0.02
12:56AM
0.17
Thursday
01
Friday
02
Saturday
03
Sunday
04
Monday
05
Tuesday
06
Wednesday
07
Sunrise7:07--7:09--7:09--7:09--7:09--7:09--7:09--
Sunset-6:00--6:00--6:01--6:01--6:02--6:04--6:04-
clear
clear
thunderstorm
part cloud
part cloud
part cloud
part cloud
part cloud
rain showers
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
thunderstorm
part cloud
rain showers
part cloud
part cloud
part cloud
part cloud
Rain (mm)
--2-----6111014152-1----
Temp. °C242423232323232423232323242523242423232424
Feels °C (?)212120181920242424232222232519212017182122
  • 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 In Betweens Surf forecast

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

In Betweens is 4 km (2 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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