Home Chart Navigation Practice Exams Current / Wind Reader
USCG Chartwork And Boat Handling Drill

Current / Wind Reader

Read the set, lead the bow into the push, and hold the dashed route with either a single throttle or split twin-engine power.

Single Engine Selected propulsion model

Wheel plus one throttle, or split power in twin mode.

Harbor Crosswind Live scenario

The next run is ready. Read the arrows, set your correction, then start the drill and watch whether your ground track actually stays on the route line.

Harbor Crosswind
Standby
2.1 kts to NE Current

Match your heading correction to the set, not just the destination bearing.

12 kts to ESE Wind

Throttle can reduce wind drift, but it will not cancel current by itself.

Start
Destination
Current
Wind
Brief Hold a corrected track, not a straight bow line.
Target Window 4.2 map units
Time Limit 32 s