Originally Posted by
Biker395
Headwind sux. Aerobars help a lot.
Re the connection between gradient and headwinds? That would depend on a lot of factors, including your weight, your cross sectional area and your Cd. Play around with this for a while:
http://bikecalculator.com/
Very interesting. I've never looked at this sort of thing before. This morning my ride included a sea level 6 mile stretch directly into a headwind of 15 mph, gusting to well over 20 mph, riding an mtb on 1.5" slick tyres. Based on playing about with that calculator I reckon it was equivalent to a 6 mile ride up an approx 4 to 5% incline - and it felt like it