Guinea-Bissau
Select a coastal district to view marine ports, beaches, and tide calculation data.
No ports registered yet in Guinea-Bissau
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 Guinea-Bissau
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 --/--/----: