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Surf Forecasts:

Waialua Rivermouth surfForecast / HAW – Molokai / USA

information circle48hr Weather and Surf, issued 1 pm Saturday 25 Apr 2026 HST
Forecast update in hr  min  s Forecast update imminent
Waialua Rivermouth surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Waialua Rivermouth sea temperature is
25.2° C
 (Which is slightly warmer than usual)

How big are the waves at Waialua Rivermouth today?

The current surf forecast for Waialua Rivermouth at 6PM is: 1.0m 13s primary swell from a Northwest direction and 1.4m 8s secondary swell from a Northeast direction (forecast issued at 01:00pm April 25). The wind direction is predicted to be cross-shore.

Time (HST) & DateWave HeightWave Period
Morning (25 Apr)5ft (1.6m)8s
Afternoon (25 Apr)4.5ft (1.4m)8s
Evening (25 Apr)3.5ft (1.0m)13s

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

Updates in  hr  min  s Forecast update imminent 
16 DaysHourly
Print Table

Short Range Forecast

Some drizzle, heaviest during Mon night. Warm (max 24°C on Sun afternoon, min 22°C on Sat night). Wind will be generally light.

Sat
25
Sunday
26
Monday
27
Tue
28
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
11 AM
2 PM
5 PM
8 PM
11 PM
2 AM
5 AM
8 AM
Rating
(10 max)
1
0
1
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
Swell
Height Map
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
<span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span><span class="translation_missing" title="translation missing: en.components.forecast-table.maps.snow_map">Snow Map</span>
Wave
Height (m)
Direction
Period (s)
1.6
NE
8
1.5
NE
8
1
NW
13
1
NW
13
1
NW
13
1
NW
12
1
NW
12
1
NW
12
1
NW
12
1
NW
12
1
NW
12
0.9
NNW
11
1.5
ENE
8
1.7
ENE
8
1.6
ENE
8
1.7
ENE
7
1.7
ENE
7
1.7
ENE
7
1.5
ENE
7
1.5
ENE
7
1.5
ENE
7
1.5
ENE
7
1.5
ENE
7
1.3
ENE
7
Wave Graph
Metric surfscale
Energy kJ
314
282
336
331
326
287
282
282
287
282
268
227
271
310
288
305
294
286
225
212
212
198
198
171
Wind (km/h)
25
ENE
25
ENE
20
ENE
25
ENE
25
E
20
E
20
E
20
E
20
ENE
20
ENE
20
ENE
20
ENE
25
E
20
E
25
E
20
E
25
ENE
25
ENE
25
ENE
25
ENE
25
E
25
E
25
E
25
E
Wind State
cross
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
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
11:45AM0.30m
11:14PM0.51m
12:29PM0.38m
11:58PM0.47m
1:08PM0.46m
00:36AM0.41m
Low Tide
4:58PM0.10m
6:25AM-0.04m
6:13PM0.10m
6:49AM-0.05m
7:16PM0.09m
7:11AM-0.06m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
thunderstorm
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
—
—
—
5:58
—
—
—
—
—
—
—
5:58
—
—
—
—
—
—
—
5:58
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
6:49
—
—
—
—
—
—
—
6:50
—
—
—
—
—
—
—
6:50
—
—
—
—
6:50
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
1
—
—
—
—
Temp °C
23
23
23
23
23
23
22
23
23
23
24
23
23
23
23
23
24
24
24
23
23
23
23
23
Feels °C
21
22
22
22
21
21
20
23
22
22
23
22
22
22
22
22
22
23
23
22
22
22
22
21
Swell 1
Height (m)
Direction
Period (s)
1.6
NE
8
1.5
NE
8
1.4
NE
8
1
NW
13
1
NW
13
1
NW
12
1
NW
12
1.3
NE
8
1
NW
12
1
NW
12
1
NW
12
1.1
NE
8
0.9
NNW
11
0.9
NW
11
0.9
NW
11
0.9
NW
11
0.8
NW
11
0.7
NW
11
0.7
NW
11
0.7
NW
10
0.6
NW
10
0.6
NW
10
0.6
NW
10
0.6
NNW
10
Energy kJ
314
282
247
331
326
287
282
196
287
282
268
140
223
179
176
172
140
119
117
112
85
84
84
69
Swell 2
Height (m)
Direction
Period (s)
0.9
NW
11
0.9
NW
11
1
NW
13
0.9
NNE
8
0.9
NNE
8
0.4
SW
15
0.4
SW
15
1
NW
12
0.4
SW
14
0.4
SW
14
0.5
SW
14
0.9
NNW
11
0.4
SW
14
0.4
SW
14
0.4
NE
9
0.4
SW
14
0.4
SW
13
0.4
SW
13
0.5
NE
8
0.5
NE
8
0.4
SW
13
0.4
SW
13
0.4
SW
13
0.4
NNE
8
Energy kJ
189
182
336
110
96
78
75
282
74
74
102
227
71
68
22
46
45
44
35
35
44
44
43
27
Swell 3
Height (m)
Direction
Period (s)
0.4
WNW
12
0.3
SW
15
0.4
SW
16
0.4
SW
16
0.4
SW
16
0.3
WNW
11
0.3
ESE
8
0.4
SW
14
0.2
W
10
0.3
ESE
8
0.3
ESE
8
0.4
SW
14
0.1
W
9
0.1
W
9
0.4
SW
14
0.4
NE
9
0.4
NE
9
0.4
NE
9
0.4
SW
13
0.4
SW
13
0.3
NNE
8
0.3
NNE
8
0.4
NE
8
0.3
SW
13
Energy kJ
46
36
61
86
85
22
12
74
8
12
12
73
2
2
47
23
22
22
44
44
14
14
18
26
Wind waves
Height (m)
Direction
Period (s)
1.3
NNE
8
—
—
1.1
ENE
8
1.2
ENE
8
1.5
NE
8
1.4
NE
8
0.6
ESE
4
1.4
NE
8
1.3
NE
8
1.3
NE
8
0.9
E
4
1.5
ENE
8
1.7
ENE
8
1.6
ENE
8
1.7
ENE
7
1.7
ENE
7
1.7
ENE
7
1.5
ENE
7
1.5
ENE
7
1.5
ENE
7
1.5
ENE
7
1.5
ENE
7
1.3
ENE
7
Energy kJ
219
—
—
131
174
275
247
16
215
186
210
33
271
310
288
305
294
286
225
212
212
198
198
171
Nearest Offshore or Glassy
Mala wharf
HAW - Maui
Mala wharf
HAW - Maui
Mala wharf
HAW - Maui
Mala wharf
HAW - Maui
Mala wharf
HAW - Maui
Osterizers/Rainbows
HAW - Maui
Mala wharf
HAW - Maui
Ka'anapali Point
HAW - Maui
Osterizers/Rainbows
HAW - Maui
Osterizers/Rainbows
HAW - Maui
Mala wharf
HAW - Maui
Mala wharf
HAW - Maui
Mala wharf
HAW - Maui
Osterizers/Rainbows
HAW - Maui
Osterizers/Rainbows
HAW - Maui
Ka'anapali Point
HAW - Maui
Mala wharf
HAW - Maui
Mala wharf
HAW - Maui
Mala wharf
HAW - Maui
Mala wharf
HAW - Maui
Mala wharf
HAW - Maui
Mala wharf
HAW - Maui
Mala wharf
HAW - Maui
Lahaina Breakwall/Harbour
HAW - Maui
Rating
(10 max)
2
1
2
2
2
2
2
2
2
2
2
1
1
2
2
1
1
1
1
1
1
1
1
1
Distance (km)
23
23
23
23
23
19
23
17
19
19
23
23
23
19
19
17
23
23
23
23
23
23
23
25
Best forecast wave conditions in Molokai
Kamaka'ipo/Egusa's
Kamaka'ipo/Egusa's
Rating
(10 max)
2
2
Best forecast wave conditions in United States
Lahaina Breakwall/Harbour
HAW - Maui
Fullers
CAL - Monterey
El Capitan
CAL - Santa Barbara
Ranches
HAW - Oahu
Lincoln City Nelscott Reef
Oregon North
Ranches
HAW - Oahu
Lincoln City Nelscott Reef
Oregon North
Tunnels
HAW - Kaua'i
Off the Wall/Insanities
HAW - Oahu
Off the Wall/Insanities
HAW - Oahu
Off the Wall/Insanities
HAW - Oahu
Ranches
HAW - Oahu
Boners
CAL - San Luis Obispo
Mouse Rock
CAL - San Luis Obispo
Mouse Rock
CAL - San Luis Obispo
Ranches
HAW - Oahu
Off the Wall/Insanities
HAW - Oahu
Steamer Lane-Middle Peak
CAL - Santa Cruz
Ranches
HAW - Oahu
Super Tubes
CAL - Ventura
Mouse Rock
CAL - San Luis Obispo
Boners
CAL - San Luis Obispo
Boners
CAL - San Luis Obispo
Mouse Rock
CAL - San Luis Obispo
Rating
(10 max)
2
2
2
2
3
3
4
3
3
3
3
2
2
2
2
2
1
1
1
1
2
2
2
1
Header Global
Dunedin - Bobs Beach
New Zealand
Dunedin - Bobs Beach
New Zealand
Kaka Point
New Zealand
Papatowai
New Zealand
Papatowai
New Zealand
Gas Bay
Australia
Gas Bay
Australia
Gas Bay
Australia
Cobblestones
Australia
Cobblestones
Australia
Cobblestones
Australia
Cobblestones
Australia
Cyclops
Australia
Gas Bay
Australia
Cobblestones
Australia
Trial Harbour
Australia
Cobblestones
Australia
Dolphin Point
South Africa
Cobblestones
Australia
Cow Bombie
Australia
Cobblestones
Australia
Cobblestones
Australia
Cobblestones
Australia
Trial Harbour
Australia
Rating
(10 max)
6
7
5
7
6
6
7
7
9
9
8
7
5
6
6
6
5
6
5
5
5
5
5
7
  • 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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