Knots to Feet per second – knot to foot per second Converter
1 kn ≈ 1.68781 ft/s
Formula
ft/s = kn × ≈ 1.68781
Knots to feet per second conversion table
| knots (kn) | feet per second (ft/s) |
|---|---|
| 0.5 kn | 0.843905 ft/s |
| 1 kn | ≈ 1.68781 ft/s |
| 2 kn | 3.37562 ft/s |
| 3 kn | 5.06343 ft/s |
| 5 kn | 8.43905 ft/s |
| 10 kn | 16.8781 ft/s |
| 20 kn | 33.7562 ft/s |
| 25 kn | 42.1952 ft/s |
| 50 kn | 84.3905 ft/s |
| 75 kn | 126.586 ft/s |
| 100 kn | 168.781 ft/s |
| 250 kn | 421.952 ft/s |
| 500 kn | 843.905 ft/s |
| 1000 kn | 1687.81 ft/s |
| 5000 kn | 8439.05 ft/s |
Knots and feet per second are both speed units. One knot is approximately 1.68781 feet per second; enter any value above for an instant result, or use the table for common conversions.
Sanity-check examples
1 kn = 1.68781 ft/s10 kn = 16.8781 ft/s100 kn = 168.781 ft/s
Common pitfalls and look-alike units
A knot is one nautical mile per hour (1 kn ≈ 1.852 km/h) — not a land mile. Wind speeds in m/s and km/h are also easy to mix up: typhoon reports usually quote m/s.
Frequently asked questions
How many feet per second are in a knot?
1 knot (kn) is approximately 1.68781 foot per second (ft/s).
How do I convert knots to feet per second?
Multiply the knot value by ≈ 1.68781 to get foot per second — for example, 2 knots = 3.37562 foot per second.
How do I convert feet per second back to knots?
1 foot per second is approximately 0.592484 knot. Use the swap button or the reverse conversion page linked on this page.