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Surf Forecasts:

Tank Beach surfForecast / Saipan / Northern Mariana Islands

information circle48hr Weather and Surf, issued 3 am Saturday 30 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
28.8° C
 (Which is normal for this time of year)

How big are the waves at Tank Beach today (30 May):

  • Morning surf: Morning surf (30 May, local time) - 3.5ft (1.1m), 10s period with E swell.
  • Afternoon surf: Afternoon surf (30 May, local time) - 3.5ft (1.1m), 10s period with E swell.
  • Evening surf: Evening surf (30 May, local time) - 4ft (1.2m), 10s period with E swell.

The current surf forecast for Tank Beach at 7AM is: 1.1m 10s primary swell from a East direction (forecast issued at 03:00am May 30). An open ocean swell of 0.9m 9s is not directed at the surf break. The wind direction is predicted to be cross-onshore.

Time (ChST) & DateWave HeightWave Period
Morning (30 May)3.5ft (1.1m)10s
Afternoon (30 May)3.5ft (1.1m)10s
Evening (30 May)4ft (1.2m)10s

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

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

Short Range Forecast

Light rain (total 7mm), mostly falling on Sat night. Warm (max 28°C on Sat morning, min 27°C on Sat night). Wind will be generally light.

Saturday
30
Sunday
31
Monday
1
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
7 PM
10 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
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Height MapHeight MapHeight Map
Wave
Height (m)
Direction
Period (s)
1.2
E
10
1.1
E
10
1.1
E
10
1.1
E
10
1.1
E
10
1.1
E
10
1.1
E
10
1.2
E
10
1.2
E
10
1.2
E
10
1.2
E
10
1.2
E
10
1.2
E
10
1.2
E
10
1.2
E
10
1.2
E
10
1.2
E
10
1.3
E
10
1.3
E
9
1.2
E
9
1.2
E
9
1.2
E
9
1.2
E
9
1.2
E
9
Wave Graph
Metric surfscale
Energy kJ
288
242
242
242
242
242
237
277
279
279
279
273
273
273
268
268
262
301
295
246
241
241
235
241
Wind (km/h)
20
ESE
20
ESE
20
ESE
20
E
25
ESE
20
ESE
20
E
25
E
20
E
25
E
25
E
25
E
25
E
25
E
25
E
30
E
25
E
25
E
20
E
20
E
20
E
20
E
20
E
20
E
Wind State
cross
cross
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
cross-on
cross-on
cross-on
cross-on
cross-on
cross-on
High Tide
4:55AM0.70m
9:01PM0.69m
5:19AM0.69m
9:47PM0.70m
5:46AM0.69m
Low Tide
00:16AM0.60m
12:56PM0.11m
1:10AM0.62m
1:30PM0.08m
2:00AM0.64m
2:07PM0.07m
part cloud
clear
clear
clear
clear
clear
thunderstorm
clear
thunderstorm
thunderstorm
clear
clear
clear
clear
clear
clear
thunderstorm
clear
clear
clear
clear
part cloud
part cloud
thunderstorm
<span class="translation_missing" title="translation missing: en.weather_tables.sunrise">Sunrise</span>
—
5:45
—
—
—
—
—
—
—
5:45
—
—
—
—
—
—
—
5:45
—
—
—
—
—
—
<span class="translation_missing" title="translation missing: en.weather_tables.sunset">Sunset</span>
—
—
—
—
—
6:43
—
—
—
—
—
—
—
6:43
—
—
—
—
—
—
—
6:43
—
—
 mm
—
—
—
—
—
—
1
—
2
1
—
—
—
—
—
—
1
—
—
—
—
—
—
1
Temp °C
28
28
27
28
28
28
28
27
27
27
28
28
28
28
28
28
27
28
28
28
28
28
28
28
Feels °C
30
29
28
29
29
30
30
28
28
28
28
29
29
29
28
28
27
29
29
29
29
29
29
30
Swell 1
Height (m)
Direction
Period (s)
1.2
E
10
1.1
E
10
1.1
E
10
0.9
SW
9
0.8
WSW
9
1.1
E
10
0.9
WSW
9
0.9
WSW
9
0.9
WSW
9
0.7
NE
12
0.7
NE
12
0.7
NE
11
0.7
NE
11
0.7
NE
11
0.7
NE
11
0.7
W
9
0.9
W
11
0.9
W
10
0.9
W
10
0.8
W
10
0.8
W
10
0.9
W
10
0.9
W
10
0.9
W
10
Energy kJ
288
242
242
118
99
242
106
111
111
137
137
133
126
126
123
85
182
175
162
127
120
164
162
156
Swell 2
Height (m)
Direction
Period (s)
1.1
SW
10
1.1
SW
9
0.9
WSW
9
0.8
NNE
11
0.8
NNE
11
0.9
WSW
9
0.7
NE
11
0.7
NE
11
0.7
NE
11
0.7
WSW
9
0.6
WSW
8
0.6
W
8
0.5
SW
8
0.7
W
9
0.7
W
9
0.7
NE
11
0.7
NE
11
0.7
NE
11
0.6
NE
11
0.6
NE
11
0.6
NE
11
0.6
NE
11
0.6
NE
11
0.6
NNE
11
Energy kJ
220
198
145
146
154
116
130
130
133
79
55
51
30
73
83
121
121
121
96
94
94
92
90
75
Swell 3
Height (m)
Direction
Period (s)
0.8
NNE
11
0.8
NNE
11
0.8
NNE
10
0.3
WSW
12
0.4
WSW
11
0.8
NNE
11
0.3
SE
11
0.3
SE
11
0.3
SE
11
0.4
SW
8
0.4
SW
9
0.4
SW
9
0.5
W
8
0.5
SW
9
0.5
SW
8
0.5
SW
8
0.5
SW
8
0.4
SW
8
0.4
SW
8
0.4
WNW
12
0.5
W
12
0.1
SE
11
0.1
SE
11
0.1
SE
11
Energy kJ
146
143
141
27
42
160
19
20
20
24
28
27
35
37
34
33
32
23
22
51
71
5
5
5
Wind waves
Height (m)
Direction
Period (s)
—
—
—
1.1
E
10
1.1
E
10
—
1.1
E
10
1.2
E
10
1.2
E
10
1.2
E
10
1.2
E
10
1.2
E
10
1.2
E
10
1.2
E
10
1.2
E
10
1.2
E
10
1.2
E
10
1.3
E
10
1.3
E
9
1.2
E
9
1.2
E
9
1.2
E
9
1.2
E
9
1.2
E
9
Energy kJ
—
—
—
242
242
—
237
277
279
279
279
273
273
273
268
268
262
301
295
246
241
241
235
241
Nearest Offshore or Glassy
Ricks Reef
Guam
Ricks Reef
Guam
Ricks Reef
Guam
Ricks Reef
Guam
Ricks Reef
Guam
Ricks Reef
Guam
Ricks Reef
Guam
Ricks Reef
Guam
Ricks Reef
Guam
Ricks Reef
Guam
Ricks Reef
Guam
Lidos Left
Sandaun
Point Perfection
Guam
West Passage (Babelthuap)
Palau
Melekeok (Babelthuap)
Palau
Melekeok (Babelthuap)
Palau
Point Perfection
Guam
West Passage (Babelthuap)
Palau
Melekeok (Babelthuap)
Palau
Melekeok (Babelthuap)
Palau
Point Perfection
Guam
Point Perfection
Guam
Point Perfection
Guam
Melekeok (Babelthuap)
Palau
Rating
(10 max)
2
2
2
2
2
2
2
2
2
2
2
2
1
1
1
1
1
1
1
1
1
1
1
1
Distance (km)
227
227
227
227
227
227
227
227
227
227
227
2056
249
1504
1491
1491
249
1504
1491
1491
249
249
249
1491
Best forecast wave conditions in Saipan
Rating
(10 max)
Best forecast wave conditions in Northern Mariana Islands
Rating
(10 max)
Header Global
Lebu
Chile
Aganoa Beach
Samoa
Maraa
French Polynesia
Haapiti
French Polynesia
Fare Left
French Polynesia
Fare Left
French Polynesia
Fare Left
French Polynesia
Fare Left
French Polynesia
Maraa
French Polynesia
Maraa
French Polynesia
Haapiti
French Polynesia
Haapiti
French Polynesia
Haapiti
French Polynesia
Haapiti
French Polynesia
Cathedral Rock
Australia
Haapiti
French Polynesia
Cathedral Rock
Australia
Easter Reef
Australia
Fare Left
French Polynesia
Fare Left
French Polynesia
Fare Left
French Polynesia
Fullers
United States
Haapiti
French Polynesia
Ahijedero
Mexico
Rating
(10 max)
5
4
5
5
5
5
5
5
6
8
7
7
7
7
6
6
5
5
5
5
5
5
5
4
  • 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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View detailed surf forecast for Tank Beach at:
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