west-north-west 
noun
The direction or compass point midway between west and north-west.Head south-east now along the summit ridge and drop down for a short distance in the same direction before turning west-north-west where the trail begins....
- By late afternoon, the National Hurricane Centre said the tropical depression had been estimated to be 175 miles west of St Lucia and was moving west-north-west.
- The system was said to be moving west-north-west at seven miles per hour, with maximum sustained winds of 35 mph.