National Weather Service United States Department of Commerce

Dangerous Heat Persists in the Southern U.S.;

Heat advisories and Excessive Heat Warnings persist across the Southern Plains and the Lower Mississippi Valley. Conditions should slowly improve in these area by Thursday. Severe storms and localized areas of flash flooding may occur across parts of the mid Mississippi Valley and portions of the southern and central High Plains. Read More >

Wind Speed Conversion

by Tim Brice and Todd Hall
Enter a wind speed that you would like:
 
Answers:
mph (miles per hour) mph
knots knots
m/s (meters per second) m/s
ft/s (feet per second) ft/s
km/h (kilometers per hour) km/h
 
What are the formula for the wind speed conversion script?