Tank Beach surfForecast / Saipan / Northern Mariana Islands

information circle48hr Weather and Surf, issued 9 pm Monday 04 May 2026 ChST
Forecast update in hr  min  s Forecast update imminent
Tank Beach surf forecast is for near shore open water. Breaking waves will often be smaller at less exposed spots.
Today's Tank Beach sea temperature is
28.2° C
(Which is normal for this time of year)

How big are the waves at Tank Beach today?

The current surf forecast for Tank Beach at 4AM is: 2.4m 9s primary swell from a East direction and 0.4m 10s secondary swell from a Northwest direction, 0.3m 11s secondary swell from a North-northeast direction (forecast issued at 09:00pm May 04). The wind direction is predicted to be cross-onshore.

Time (ChST) & DateWave HeightWave Period
Morning (05 May)7.5ft (2.3m)9s
Afternoon (05 May)8ft (2.4m)9s
Evening (05 May)8ft (2.5m)9s

Table - waves today at Tank Beach. (Swell directed towards the surf break)


Updates in  hr  min  s Forecast update imminent

Short Range Forecast

Light rain (total 2mm), mostly falling on Tue night. Warm (max 27°C on Mon night, min 27°C on Mon night). Mainly strong winds.

Mon
4
Tuesday
5
Wednesday
6
Thursday
7
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
7 PM
10 PM
1 AM
4 AM
7 AM
10 AM
1 PM
4 PM
Rating
(10 max)
0
0
0
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>
Wave
Height (m)
Direction
Period (s)
2.5
E
9
2.5
E
9
2.5
E
9
2.4
E
9
2.3
E
9
2.3
E
9
2.4
E
9
2.4
E
9
2.5
E
9
2.5
E
9
2.5
E
9
2.5
E
9
3
E
9
3
E
9
3
E
9
3
E
9
3
E
10
3
E
10
3
E
10
3
E
10
2.5
E
10
2.5
E
10
2.5
E
10
2.5
E
10
Wave Graph
Metric surfscale
Energy kJ
1018
1041
1041
929
854
854
940
919
996
1099
1099
1198
1288
1380
1602
1681
1753
1668
1591
1454
1352
1255
1325
1229
Wind (km/h)
35
ENE
35
ENE
35
ENE
30
ENE
35
ENE
35
ENE
35
ENE
35
ENE
35
E
35
E
40
E
40
ENE
40
E
40
E
40
E
40
E
35
E
35
E
35
ENE
35
E
35
ENE
35
E
30
E
30
E
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
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
11:27PM0.70m
7:22AM0.66m
00:23AM0.69m
7:47AM0.65m
1:20AM0.69m
8:12AM0.64m
Low Tide
3:59AM0.62m
3:49PM0.11m
4:54AM0.63m
4:32PM0.12m
6:05AM0.63m
clear
clear
part cloud
clear
clear
part cloud
part cloud
clear
clear
clear
clear
part cloud
thunderstorm
clear
clear
clear
clear
clear
part cloud
clear
part cloud
thunderstorm
clear
clear
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
5:52
5:50
5:50
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
6:35
6:35
6:35
1
1
Temp °C
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
27
26
26
26
26
26
25
25
26
25
25
25
25
25
25
25
25
25
26
25
25
26
25
26
27
Swell 1
Height (m)
Direction
Period (s)
0.4
NNE
11
0.4
NNE
11
0.4
NW
10
0.4
NW
10
0.4
NW
9
0.4
NW
9
0.4
NW
8
0.4
NW
8
0.4
NW
8
0.2
NNW
8
0.2
NNW
8
0.2
NNW
8
0.2
NNW
8
0.2
NNW
8
0.2
NNW
8
0.1
N
11
0.1
N
10
0.1
N
10
0.1
N
10
0.1
N
9
0.1
N
9
0.1
N
9
0.1
NW
10
0.1
NW
10
Energy kJ
49
47
25
24
21
20
18
17
17
6
6
6
6
6
6
2
2
2
2
2
2
2
4
4
Swell 2
Height (m)
Direction
Period (s)
0.4
NNW
11
0.4
NNW
10
0.3
NNE
11
0.3
NNE
11
0.3
NNE
11
0.3
NNE
11
0.2
NNE
11
0.2
NNE
11
0.2
NNE
10
0.2
NNE
10
0.2
NNE
10
0.2
NNE
10
0.2
NNE
10
0.1
NE
10
0.1
N
10
0.1
NW
7
0.1
NW
7
0.1
N
12
0.1
N
12
0.1
N
11
0.1
N
11
0.1
N
11
Energy kJ
45
42
23
23
23
22
11
11
10
10
10
10
10
4
2
2
2
3
3
2
2
2
Swell 3
Height (m)
Direction
Period (s)
0.2
NNE
9
0.1
N
10
0.1
N
12
0.1
N
12
0.1
N
11
0.1
N
11
0.1
N
10
0.1
NW
10
Energy kJ
8
2
3
3
2
2
2
4
Wind waves
Height (m)
Direction
Period (s)
2.5
E
9
2.5
E
9
2.5
E
9
2.4
E
9
2.3
E
9
2.3
E
9
2.4
E
9
2.4
E
9
2.5
E
9
2.5
E
9
2.5
E
9
2.5
E
9
3
E
9
3
E
9
3
E
9
3
E
9
3
E
10
3
E
10
3
E
10
3
E
10
2.5
E
10
2.5
E
10
2.5
E
10
2.5
E
10
Energy kJ
1018
1041
1041
929
854
854
940
919
996
1099
1099
1198
1288
1380
1602
1681
1753
1668
1591
1454
1352
1255
1325
1229
Nearest Offshore or Glassy
Rating
(10 max)
1
1
1
1
1
1
1
1
1
2
2
2
1
1
1
1
2
1
1
1
1
1
2
2
Distance (km)
2056
2056
2056
2056
2056
2056
2056
2060
2056
1575
1575
1575
2056
2056
2059
2059
2059
2056
2056
2056
2056
2056
2059
2059
Best forecast wave conditions in Saipan
Rating
(10 max)
Best forecast wave conditions in Northern Mariana Islands
Rating
(10 max)
Header Global
Rating
(10 max)
5
5
4
5
5
4
5
5
5
5
5
4
5
5
6
5
5
9
5
9
5
9
5
6
  • 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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