Knots to Feet per Second Converter
Convert kn to ft/s instantly. 1 kn = 1.687809857 ft/s.
Conversion Formula
ft/s = kn × 1.687809857
Example
25 kn × 1.687809857 = 42.19524643 ft/s
Convert the other way: Feet per Second to Knots →
Knots to Feet per Second Conversion Table
| Knots (kn) | Feet per Second (ft/s) |
|---|---|
| 0.1 | 0.1687809857 |
| 0.5 | 0.8439049286 |
| 1 | 1.687809857 |
| 2 | 3.375619714 |
| 5 | 8.439049286 |
| 10 | 16.87809857 |
| 20 | 33.75619714 |
| 25 | 42.19524643 |
| 50 | 84.39049286 |
| 100 | 168.7809857 |
| 500 | 843.9049286 |
| 1,000 | 1,687.809857 |
About These Units
- Knots (kn)
- One nautical mile per hour, where a nautical mile is exactly 1,852 m, so about 0.514 m/s. Ships, aircraft, and marine weather forecasts use knots because a nautical mile matches one minute of latitude on charts.
- Feet per Second (ft/s)
- Exactly 0.3048 m/s. Feet per second is used in American engineering for water velocity in pipes and in ballistics, where muzzle velocity is usually quoted in ft/s.
Frequently Asked Questions
How many ft/s are in 1 kn?
1 kn equals 1.687809857 ft/s.
How do I convert Knots to Feet per Second?
Multiply your Knots value by 1.687809857. For example, 25 kn × 1.687809857 = 42.19524643 ft/s.
How many kn are in 1 ft/s?
1 ft/s equals 0.5924838013 kn.