US Harbors is the #1 Source for Tide Charts and Coastal Information for over 1,400 harbors in 30 coastal states. Our curated data helps you plan smarter, enjoy your time on the water, and stay ahead of rapidly changing tides, storms, and flooding.

 

Tide Charts

US Harbors illustrates tide forecasts with our simple, intuitive charts. Easily scan the highs and lows online or print a convenient monthly tide chart for the boat or office.

Wind speed forecast bar graph

Weather

US Harbors delivers weather predictions with a focus on marine forecasts, buoy data, weather alerts, and onshore forecasts for harbors near you that include wind speed and direction, relative humidity, and more.

High Tide Flooding

Each month, we publish a high-tide flooding report for forecasted harbors across the country. Look for harbors near you to know when extreme high tides could cause flooding. Sign up for our newsletter to be alerted to new high tide flooding reports.

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- Bill P. Long Island, NY

Latest Coastal News Filter

(Overlay) L: Goliath grouper circa 1945. Credit: Wally Ericson. R: Shrimp fishing in Galveston, Texas. Date unknown. Credit: NOAA Library/NOAA Fisheries Archives/Bob Brigham; (Background): Boats in harbor. Credit: Mississippi Alabama Sea Grant

Gulf Fishery Management: Progress Through Partnership

7/31/2026

By fisheries.noaa.gov, fisheries.noaa.gov. From spiny lobster in the Florida Keys to red snapper off the coast of Texas, the Gulf of America’s rich waters support robust recreational and commercial fisheries. In fact, this area leads the nation in recreational landings, generates the second largest commercial landings revenue, and fuels a $20 billion annual fishing economy. A… SEE MORE

The image depicts two individuals on the deck of a research vessel at sea, engaged in deploying a piece of oceanographic equipment that measures temperature and depth

Why NOAA Matters: Maine's Island Institute Makes the Case

7/30/2026

Why NOAA Matters: Maine’s Island Institute Makes the Case Every mariner who checks a forecast before leaving the dock, every harbormaster tracking a king tide, and every fishing family checking for water temperature shifts is relying, often without thinking about it, on the National Oceanic and Atmospheric Administration, commonly shortened… SEE MORE

Divers propagating mesophotic coral fragments to start new colonies

Deep Diving and Innovation to Restore the Gulf's Mesophotic Corals

7/30/2026

By fisheries.noaa.gov, fisheries.noaa.gov. Deep in the Gulf of America lies a vital but little-known habitat. In the “mesophotic” (middle light) zone are coral ecosystems that are essential to the Gulf’s food web. In 2010, the Deepwater Horizon oil spill injured extensive areas of this delicate environment. Today, scientists across federal agencies and… SEE MORE

Western boundary currents stand out in white in this visualization built with ECCO data. Credits: Greg Shirah/NASA’s Scientific Visualization Studio

Going With The Flow: Visualizing Ocean Currents with ECCO

7/28/2026

By James Riordon, science.nasa.gov. Historically, the ocean has been difficult to model. Scientists struggled in years past to simulate ocean currents or accurately predict fluctuations in temperature, salinity, and other properties. As a result, models of ocean dynamics rapidly diverged from reality, which meant they could only provide useful information… SEE MORE

Image Credits: PxHere.

An Easy Fix for Faded Boat Registration Numbers on Your Dinghy

7/27/2026

By Arnie Hammerman, best4boats.com. If your dinghy’s registration numbers are peeling, fading, or falling off entirely, you’re not alone — and there’s a better solution than trying to paint or stick individual decals back on. A hands-on gear column from Best4Boats walks through a practical, long-lasting fix using custom-made number… SEE MORE

The NOAA Fisheries response team uses poles with specialized knives to cut entangling lines. Credit: Alaska Department of Fish and Game/Jamie Musbach (NOAA Fisheries Permit # 24359)

Humpback Whale Successfully Freed from Entanglement in Endicott Arm

7/26/2026

By fisheries.noaa.gov, fisheries.noaa.gov. The Tracy Arm-Fords Terror wilderness, located 50 miles south of Juneau, Alaska, features a pair of steep glacial fjords: Tracy Arm and Endicott Arm. While remote, the waters in this area see steady vessel traffic, ranging from massive cruise ships and small charter boats to commercial fishing… SEE MORE

Fontaine (center) frequently demonstrated seafood recipes on television programs. (Image credit: NOAA Magazine, Volume 2 Number 3, July 1972)

Lights, Camera, Seafood! Bertha Fontaine and the Fisheries Test Kitchen

7/25/2026

By Noaa.gov, noaa.gov. The scene: Boxy television cameras point toward a brightly lit table. Plates of meticulously styled seafood ingredients sit between charming decorations. With her hair in a voluminous bouffant, an energetic woman in a neat dress and a long strand of pearls speaks to the camera in a… SEE MORE

Adelia Myrick harvesting kelp on her farm in Kodiak, Alaska.

Meet Alaska Sea Greens: Farmers, Fishers, and Homesteaders on Kodiak Island

7/24/2026

By Fisheries.Noaa.Gov, fisheries.noaa.gov. If you want to visit Kodiak Island in Alaska, you have two options. You can take a flight from Anchorage, about 250 miles away, or take the Alaska Marine Highway Ferry from Homer, which takes about 10 hours. Kodiak is stunningly beautiful and very remote. For the… SEE MORE