1. coming from or directed toward the northwest

1. toward or from the northwest

1. a wind blowing from the northwest

Examples

• The storm is moving in a northwesterly direction.
• Cold northwesterly winds brought snow to the region.
• The plane flew northwesterly toward Seattle.
• A strong northwesterly made sailing difficult.
• The weather front approached from a northwesterly angle.
• They headed northwesterly across the prairie.
• The northwesterly picked up speed during the afternoon.