Beaufort to Speed of light (c) Converter
Speed · unit-converter
Convert Beaufort to Speed of light (c) with a fixed input and output unit, step-by-step formula line, and reference tables. All calculations bridge through meters per second with fixed definitions (knot, international mile, Mach 1 = ISA sea level, Beaufort WMO bands at 10 m, vacuum c, plus linear SI and imperial rate units like km/s, fpm, ips, cm/s, and mm/s).
About Beaufort
The Beaufort wind force scale (0–12) describes mean wind at 10 m height. This tool maps forces to midpoint m/s (WMO-style bands) and maps m/s back to a force index.
About Speed of light (c)
The speed of light in vacuum is exactly 299792458 m/s (SI definition). Enter speeds as a fraction of c (e.g. 0.001 c).
How to convert beaufort wind force to speed of light (c)
The Beaufort scale is a discrete wind force (0–12) based on mean wind at 10 m. This tool converts by passing through an equivalent value in meters per second (WMO-style m/s bands; midpoints when starting from a force).
From Beaufort: your input is rounded to the nearest whole force 0–12, then the midpoint m/s for that force is used before converting to speed of light (c).
To Beaufort: your speed is converted to m/s, then classified into the matching force 0–12.
Examples
Example #1: Convert 3 beaufort to speed of light (c)
3 beaufort → 4.400000 m/s (equiv.) → 0.000000 c. Beaufort: WMO mean wind at 10 m. From Beaufort rounds to force 0–12 then uses midpoint m/s; to Beaufort returns force index.
Result: 0.0000000147 c
Example #2: Convert 7 beaufort to speed of light (c)
7 beaufort → 15.500000 m/s (equiv.) → 0.000000 c. Beaufort: WMO mean wind at 10 m. From Beaufort rounds to force 0–12 then uses midpoint m/s; to Beaufort returns force index.
Result: 0.0000000517 c
Summary
Beaufort conversions use the WMO-style mean wind m/s ranges at 10 m. From Beaufort: your value is rounded to force 0–12, then the midpoint m/s for that force is used. To Beaufort: the m/s equivalent of your input is classified into a force 0–12. Other pairs with Beaufort and Speed of light (c) still pass through that m/s bridge.
Relationship context
You are converting between Beaufort and Speed of light (c). Beaufort is a discrete wind scale; conversions use WMO mean-wind m/s bands at 10 m. Linear units (m/s, km/h, mph, knots, etc.) bridge through an equivalent m/s value. Mach and c use fixed m/s definitions for Mach 1 and vacuum c.
Conversion tables
| Beaufort (beaufort) | Speed of light (c) (c) |
|---|---|
| 0.1 | 0.0000000003 |
| 1 | 0.000000003 |
| 2 | 0.0000000082 |
| 3 | 0.0000000147 |
| 4 | 0.0000000223 |
| 5 | 0.0000000312 |
| 6 | 0.000000041 |
| 7 | 0.0000000517 |
| 8 | 0.0000000632 |
| 9 | 0.0000000754 |
| Beaufort (beaufort) | Speed of light (c) (c) |
|---|---|
| 10 | 0.0000000882 |
| 20 | 0.0000001234 |
| 30 | 0.0000001234 |
| 40 | 0.0000001234 |
| 50 | 0.0000001234 |
| 60 | 0.0000001234 |
| 70 | 0.0000001234 |
| 80 | 0.0000001234 |
| 90 | 0.0000001234 |
| 100 | 0.0000001234 |