Tonga
Select a coastal district to view marine ports, beaches, and tide calculation data.
No ports registered yet in Tonga
Be the first to collaborate! Use the calculator below to find the lunitidal interval for your local beach or port in this country.
Calculate Lunitidal Interval in Tonga
Can't find your port or want to calibrate your watch with today's tide? Enter coordinates below.
1
Geolocation
2
Moon Transit
3
Next High Tide
Step 1
Geolocation
Enter the exact coordinates of your beach, port, or surf spot.
Are you physically at this beach or port right now?
Only use automatic detection on-site. If calculating from home, enter coordinates manually above.
Step 2
Moon Transit
Calculated astronomical syzygy transit for these coordinates.
Location:
Resolving...
Coordinates:
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Timezone:
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Alignment Date:
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Lunar Phase:
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Lunar Transit:
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Step 3
Next High Tide
Consult a local tide table for your spot and select the high tide time following the transit.
Search the high tide following 00:00 on date --/--/----: