NOTE: This page seems to be sporadically having problems. If you experience any issues, please click here for Portsmouth Harbor tides on the external site.
This page makes use of a publicly available software program published by the University of South Carolina. Predictions are reasonably accurate under average conditions, but authoritative information about tides and currents is available only from the NOAA.
Dover Point – Piscataqua River
Fort Point – New Castle
Gerrish Island – Kittery Point
Gosport Harbor – Isles of Shoals
Hampton Harbor – Hampton Beach
Seapoint Beach – Kittery Point
Squamscott River Railroad Bridge – Stratham/Newfields