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Tide Height at Time Calculator
Estimate tide height at a time between low and high water (rule of twelfths).
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Estimate tide height at a time between low and high water (rule of twelfths).
Tide Height at Time Estimator
Enter your numbers below for an instant estimate.
0
💡 Tip: Rule of twelfths.
How It Works
Key concepts behind this calculator
1
Enter Values
Fill in each field with your own numbers.
2
Calculate
Results update as you change the inputs.
3
Review
Read the breakdown and the explanation.
4
Adjust
Change values to compare scenarios.
Quick Reference Guide
Tide Quick Guide
Typical values for reference.
| Low m | High m | Hours | Height m |
|---|---|---|---|
| 1.2 | 5.8 | 1 | 1.58 m |
| 1.2 | 5.8 | 2 | 2.35 m |
| 1.2 | 5.8 | 3 | 3.50 m |
| 1.2 | 5.8 | 5 | 5.42 m |
| Rule of Thumb | Check inputs | Use as a guide | Round sensibly |
Common Questions
Tide Height at Calculator FAQ
Answers to common questions about this calculator.
Twelfths.
It gives a quick estimate of tide height at time from the values you enter.
No. It is a planning estimate, so check important figures with a professional or official source.
Yes. Edit any field and the result updates when you calculate.