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 (0km/0mi)
- Fields Landing (2km/1.2mi)
- Bucksport (2.7km/1.7mi)
- Hookton Slough (5.5km/3.4mi)
- Samoa (5.9km/3.7mi)
- Arcata Bay (10.1km/6.3mi)
- Trinidad Bay (23.9km/14.9mi)
- Cape Mendocino (32.6km/20.4mi)