The tide timetable below is calculated from Humboldt Bay, North Spit, California but is also suitable for estimating tide times in the following locations:
- Humboldt Bay (1.5km/1mi)
- Bucksport (2.1km/1.3mi)
- Fields Landing (2.8km/1.8mi)
- Samoa (5.3km/3.3mi)
- Hookton Slough (6.1km/3.8mi)
- Arcata Bay (9.5km/5.9mi)
- Trinidad Bay (23.3km/14.5mi)
- Cape Mendocino (33.2km/20.8mi)