Miles per Hour to Knots Converter
Convert miles per hour (mph) to knots (kn) with our free speed conversion calculator. Calculate nautical miles per hour for marine and aviation applications.
Step 1: Input Speed in MPH
Understanding MPH
Miles per hour (mph) is the standard unit of speed in the United States and United Kingdom, measuring the number of statute miles traveled in one hour.
Step 2: Conversion Options
About Knots
Knots (kn) measure speed in nautical miles per hour. One knot equals one nautical mile per hour, which is approximately 1.15078 statute miles per hour.
Speed Conversion Results
Conversion Result
Common Speed Conversions
| Speed Category | Miles per Hour | Knots | Kilometers per Hour |
|---|
Conversion Formula
1 mph = 0.868976 knots
To convert miles per hour to knots, multiply the mph value by 0.868976. To convert knots to miles per hour, multiply the knots value by 1.15078.
Practical Applications
Marine Navigation
Knots are used in maritime and aviation contexts because nautical miles are based on the Earth’s longitude and latitude coordinates, making them ideal for navigation.
Weather and Wind Speeds
Wind speeds in weather forecasts are often reported in knots, especially for marine and aviation weather reports.
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