Portsmouth, New Hampshire — live current conditions, hourly and 7-day forecasts, NWS alerts, aviation weather, radar and satellite imagery, tides and marine conditions for Portsmouth, Rockingham County.
Tides, marine forecast and fishing conditions near Portsmouth. Nearest NOAA tide station:
Flight conditions near Portsmouth — sourced from the FAA Aviation Weather Center. Nearest reporting station: locating…
Live animated radar for Portsmouth and surroundings — RainViewer.
NOAA GOES-16 GEOCOLOR — live animated loop updated every 10 minutes. Shows cloud cover, storm systems and weather patterns across the continental US.
Source: NOAA/NESDIS GOES-East · Public domain · Auto-updates on page reload
Portsmouth, a venerable New Hampshire seaport, commands a strategic position where the Piscataqua River meets the Atlantic, shaping its maritime history and economy. It lies 10.4 miles south-south-east of Dover, NH (from Dover, NH: bearing 147°T), and is situated 9.3 miles east-south-east of Durham. For centuries, its deep harbor has been a crucible for shipbuilding, trade, and naval presence, fostering a robust economy that once hummed with the industry of sailcloth and timber. The very air here carries the salty tang of the ocean, a constant reminder of its connection to global currents, while the resilient granite foundations of its earliest structures speak to a history of enduring craftsmanship. This coastal setting has always dictated Portsmouth's fortunes, from its days as a vital colonial hub to its modern embrace of tourism and its continued role as a significant naval base. The cultural character of Portsmouth is a rich blend of seafaring grit and sophisticated charm, where the echoes of its past mingle with a vibrant present. Visitors are drawn to historic Strawbery Banke Museum, a living history site that preserves centuries of domestic life, and the imposing presence of Fort Constitution, guarding the harbor's entrance. The University of New Hampshire, a short distance away, infuses the region with youthful energy and intellectual pursuits, while the city itself boasts a lively arts scene and a distinctive culinary landscape. Though no major professional sports teams call Portsmouth home, the spirit of competition can be felt in local leagues and during the annual Market Square Day, a cherished summer festival that draws crowds to celebrate the unique pulse of this New Hampshire gem.
| Location | Portsmouth, Rockingham County, New Hampshire |
| Coordinates | 43.071755°N, 70.762553°W |
| Timezone | Eastern Time (America/New_York) |
| ZIP Code(s) | 03801, 03802, 03803, 03804 |
| Area Code | 603 |
| Page generated | June 2026 |
| Weather data | Open-Meteo (open-source), NOAA National Weather Service |