Drone Flying Conditions in Friday Harbor

The live score above pulls today's forecast and scores wind, gusts, visibility, precipitation, and temperature into a single flight verdict. 90+ is ideal. Below 60, conditions require caution or postponement. Friday Harbor sits on San Juan Island in Washington's Salish Sea — open water exposure, marine layer, and Strait of Juan de Fuca wind flow create persistently dynamic conditions, with the ferry corridor and seaplane traffic adding airspace complexity.

San Juan Island National Historical Park prohibits drone use under NPS rules. Friday Harbor Airport (FHR) and active seaplane operations on the harbor create airspace restrictions requiring LAANC authorization for most launches near town. Lime Kiln Point State Park and other state parks have their own policies. Always check FAA B4UFLY carefully — seaplane and small aircraft traffic around the San Juans is frequent and low-altitude.

Above 10–12 mph sustained, footage quality degrades. Above 20 mph or with gusts 15+ mph above sustained wind, most consumer drones are at risk. Friday Harbor's island location in the Salish Sea means marine wind is a near-constant factor — the Strait of Juan de Fuca accelerates flow across San Juan Island, and conditions can differ significantly from mainland Washington forecasts.

DroneCast scores flight conditions using wind, gusts, precipitation, visibility, and temperature. GoldCast (same app) scores golden hour quality and timing. Free on web at lightcastsuite.com/dronecast, full features in the LightCast iOS app. $2.99/month after a 7-day free trial.