Harbor WebCam - Portsmouth, NH

Portsmouth (NH) Harbor – 43.1°N, 70.8°W (beta)

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River traffic. Piscataqua River currents restrict travel by tankers and other large vessels to slack tide, roughly four hours a day. See chart below for slack tide at the entrance to Portsmouth Harbor. The entrance is nearly three miles from the location of the PortsmouthNH.com's HarborCam. Slack tide at the HarborCam is roughly a half hour later. A schedule of shipping in the Piscataqua is not available.
Piscataqua River Currents Tue 01:50am EST 0.00 knots Slack, Flood Begins Tue 02:14am EST Moonset Tue 04:05am EST 1.30 knots Max Flood Tue 07:14am EST Sunrise Tue 07:38am EST -0.00 knots Slack, Ebb Begins Tue 10:43am EST -1.78 knots Max Ebb Tue 11:55am EST Moonrise Tue 02:45pm EST 0.00 knots Slack, Flood Begins Tue 04:23pm EST Sunset Tue 04:35pm EST 0.96 knots Max Flood Tue 07:46pm EST -0.00 knots Slack, Ebb Begins Tue 11:02pm EST -1.69 knots Max Ebb Wed 02:46am EST 0.00 knots Slack, Flood Begins Wed 03:31am EST Moonset Wed 05:01am EST 1.36 knots Max Flood Wed 07:14am EST Sunrise Wed 08:41am EST -0.00 knots Slack, Ebb Begins Wed 11:41am EST -1.91 knots Max Ebb Wed 12:36pm EST Moonrise Wed 03:43pm EST 0.00 knots Slack, Flood Begins Wed 04:24pm EST Sunset Wed 05:34pm EST 1.02 knots Max Flood Wed 09:03pm EST -0.00 knots Slack, Ebb Begins	Current Conditions 28.2 ^oF clear Forecast
New Hampshire-Maine border. The N.H.-Maine border lies in the middle of the Piscataqua River. Its exact location was the subject of a long-running dispute settled by the U.S. Supreme Court. Piscataqua River. This Piscataqua River is a 13-mile long tidal estuary formed by merging of the Salmon and Cocheco rivers. The river, which separates Maine and New Hampshire, also drains Great Bay, a National Estuarine Research Reserve site. The last 8.8 miles of the Piscataqua River constitute Portsmouth Harbor, which stretches across New Castle, Portsmouth, and Newington, and the Maine communities of Kittery and Eliot. Currents. The swift currents of the Piscataqua River make Portsmouth Harbor one of the fastest flowing commercial port waterways in the northeastern United States. The ice-free deep-water channel has been used for shipping since the 1600s.
	Points of Interest 1. Moran Towing tugboats 2. Public benches 3. Ferry Landing restaurant 4. Tug Alley Too tugboat 5. Memorial Bridge 6. Portsmouth Naval Shipyard 7. Badger's Island, Kittery, Maine
What kind of name is Piscataqua (Piss-cat-a-qua)? Easy for you to say, but not so easy to spell. See an extended examination of the origin of the word at SeacoastNH.com and 20 ways to spell Piscataqua. More information. For more about the Piscataqua River, see the Army Corps of Engineers Water Resources web page.