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Surf Forecasts:

Waialua Rivermouth surfForecast / HAW – Molokai / USA

information circle48hr Weather and Surf, issued 1 pm Wednesday 22 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
24.6° C
 (Which is normal for this time of year)

How big are the waves at Waialua Rivermouth today?

The current surf forecast for Waialua Rivermouth at 10PM is: 1.2m 13s primary swell from a Northwest direction and 1.3m 12s secondary swell from a North-northeast direction, 0.7m 8s secondary swell from a East direction (forecast issued at 01:00pm April 22). The wind direction is predicted to be cross-onshore.

Time (HST) & DateWave HeightWave Period
Morning (22 Apr)4.5ft (1.4m)13s
Afternoon (22 Apr)4.5ft (1.4m)13s
Evening (22 Apr)4.5ft (1.3m)12s

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

Mostly dry. Warm (max 24°C on Wed afternoon, min 22°C on Thu night). Wind will be generally light.

Wed
22
Thursday
23
Friday
24
Sat
25
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)
2
3
2
1
0
0
0
0
1
1
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)
1.4
NNE
13
1.4
NNE
13
1.3
NNE
12
1.3
NNE
12
1.3
NNE
12
1.2
NNE
12
1.1
NW
13
1.1
NNE
11
1.1
NNE
11
1.1
NNE
11
0.9
NW
12
1
NNE
10
0.9
NNE
10
0.9
NNE
10
0.9
NNE
10
0.8
NNE
10
0.8
NNE
9
0.9
NNE
9
0.9
NNE
9
1
NNE
9
1.1
NNE
9
1.2
NNE
9
1.3
NNE
8
1.3
NNE
8
Wave Graph
Metric surfscale
Energy kJ
690
669
517
509
461
385
370
301
265
260
209
194
157
140
137
105
96
116
113
151
194
222
222
212
Wind (km/h)
15
ENE
15
ENE
15
ENE
15
ENE
20
ENE
20
E
15
E
15
ENE
15
ENE
20
NE
20
NE
25
NE
25
NE
25
NE
25
NE
20
NE
20
NE
20
NE
20
NE
20
NE
20
NE
20
ENE
20
ENE
20
ENE
Wind State
cross-on
cross
cross
cross-on
cross-on
cross-on
cross-on
cross-on
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross
cross-on
cross-on
High Tide
8:11PM0.61m
9:21AM0.15m
9:20PM0.58m
10:48AM0.21m
10:22PM0.55m
Low Tide
12:09PM0.01m
4:37AM0.01m
1:38PM0.06m
5:22AM-0.01m
3:25PM0.09m
5:57AM-0.02m
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
clear
part cloud
clear
part cloud
cloud
clear
clear
clear
clear
clear
clear
clear
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
—
—
—
—
—
6:01
—
—
—
—
—
—
—
6:01
—
—
—
—
—
—
—
6:00
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
6:47
—
—
—
—
—
—
—
6:47
—
—
—
—
—
—
—
6:49
—
—
—
—
6:49
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
Temp °C
24
24
24
23
23
23
23
23
24
24
24
23
23
23
22
22
23
23
23
23
23
23
23
23
Feels °C
25
25
25
24
22
23
23
23
24
24
24
22
22
22
20
21
22
22
22
22
22
23
22
22
Swell 1
Height (m)
Direction
Period (s)
1.4
NNE
13
1.4
NNE
13
1.3
NNE
12
1.3
NNE
12
1.3
NNE
12
1.2
NNE
12
1.2
NNE
11
1.1
NNE
11
1.1
NNE
11
1.1
NNE
11
1
NNE
10
1
NNE
10
0.9
NNE
10
0.9
NNE
10
0.9
NNE
10
0.8
NNE
10
0.8
NNE
9
0.9
NNE
9
0.9
NNE
9
1
NNE
9
1.1
NNE
9
1.2
NNE
9
1.3
NNE
8
1.3
NNE
8
Energy kJ
690
669
501
477
461
385
353
270
265
260
202
194
157
140
137
105
96
116
113
151
194
222
222
212
Swell 2
Height (m)
Direction
Period (s)
1.1
NW
14
1.1
NW
14
1.2
NW
13
1.2
NW
13
1.1
NW
13
1.1
NW
13
1.1
NW
13
1
NW
12
0.9
NNW
12
0.9
NW
12
0.9
NW
12
0.8
NNW
12
0.7
NW
12
0.7
NW
12
0.6
NNW
12
0.6
NNW
12
0.5
NW
11
0.5
NW
11
0.5
NW
11
0.5
NW
13
0.6
NNW
12
0.6
NW
12
0.6
NNW
12
0.6
NW
12
Energy kJ
507
465
517
509
437
382
370
301
260
212
209
180
142
140
90
90
61
59
58
79
101
120
94
114
Swell 3
Height (m)
Direction
Period (s)
0.7
E
8
0.7
E
8
0.6
E
8
0.6
E
8
0.6
W
13
0.5
W
13
0.5
W
13
0.5
W
13
0.5
W
13
0.6
E
8
0.4
W
12
0.4
W
12
0.5
W
14
0.4
WNW
15
0.4
ESE
8
0.4
ESE
8
0.5
W
13
0.5
W
13
0.5
W
13
0.5
E
8
0.4
WNW
12
0.4
WNW
12
0.4
NNW
15
0.4
NNW
15
Energy kJ
55
55
41
41
125
85
84
83
80
43
49
48
107
71
19
19
89
89
87
32
49
48
84
85
Wind waves
Height (m)
Direction
Period (s)
—
—
0.5
E
7
—
0.7
E
8
0.7
E
8
0.7
E
8
0.7
E
8
0.4
ENE
4
—
0.6
E
8
0.6
NE
4
0.7
NE
4
0.7
NE
4
0.7
NE
4
0.7
NE
4
0.6
NE
4
0.5
E
8
0.5
E
8
—
0.5
E
8
0.4
ESE
8
0.4
ESE
8
0.4
ESE
8
Energy kJ
—
—
27
—
55
54
57
58
4
—
42
10
15
16
15
16
14
28
28
—
32
21
21
21
Nearest Offshore or Glassy
Flemming Beach Park
HAW - Maui
Mushrooms 2
HAW - Maui
Flemming Beach Park
HAW - Maui
Mushrooms 2
HAW - Maui
Mala wharf
HAW - Maui
S-Turns
HAW - Maui
Flemming Beach Park
HAW - Maui
Mushrooms 2
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
Mala wharf
HAW - Maui
Mala wharf
HAW - Maui
Mala wharf
HAW - Maui
Mala wharf
HAW - Maui
Mala wharf
HAW - Maui
Osterizers/Rainbows
HAW - Maui
Osterizers/Rainbows
HAW - Maui
Osterizers/Rainbows
HAW - Maui
Rating
(10 max)
3
3
3
3
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
2
1
2
Distance (km)
14
16
14
16
23
16
14
16
17
23
23
23
23
23
23
23
23
23
23
23
23
19
19
19
Best forecast wave conditions in Molokai
Kamaka'ipo/Egusa's
Kamaka'ipo/Egusa's
Hale O Lono
Hale O Lono
Hale O Lono
Rating
(10 max)
4
4
1
1
1
Best forecast wave conditions in United States
Waimea Bay/Pinballs
HAW - Oahu
Waimea Bay/Pinballs
HAW - Oahu
Ranches
HAW - Oahu
Boners
CAL - San Luis Obispo
Boners
CAL - San Luis Obispo
Boners
CAL - San Luis Obispo
Boners
CAL - San Luis Obispo
Boners
CAL - San Luis Obispo
Ranches
HAW - Oahu
Steamer Lane-Middle Peak
CAL - Santa Cruz
Magics
HAW - Big Island
Boners
CAL - San Luis Obispo
Boners
CAL - San Luis Obispo
Boners
CAL - San Luis Obispo
Ranches
HAW - Oahu
Ranches
HAW - Oahu
Tunnels
HAW - Kaua'i
Off the Wall/Insanities
HAW - Oahu
Moonstone Beach
CAL - Humboldt
Ranches
HAW - Oahu
Ranches
HAW - Oahu
Ranches
HAW - Oahu
Magics
HAW - Big Island
Ranches
HAW - Oahu
Rating
(10 max)
4
4
4
4
3
3
3
3
3
2
2
3
3
3
2
2
2
2
2
2
2
2
2
3
Header Global
Boneyards
South Africa
Sea Vista
South Africa
Fish Boma
South Africa
Fish Boma
South Africa
Fish Boma
South Africa
Lebu
Chile
Bocock's Bay
Namibia
Bocock's Bay
Namibia
Lebu
Chile
Lebu
Chile
Lebu
Chile
Lebu
Chile
Papatowai
New Zealand
Papatowai
New Zealand
Lebu
Chile
Catlins River Mouth
New Zealand
Otago Peninsula - Allans Beach
New Zealand
Lebu
Chile
Luna Park
Australia
Papatowai
New Zealand
Bali Village
Indonesia
Trial Harbour
Australia
Bali Village
Indonesia
Bali Village
Indonesia
Rating
(10 max)
9
9
6
5
5
5
5
5
5
5
5
5
6
9
5
5
4
5
5
7
4
5
4
4
  • 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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