Tides & Weather in Pennsylvania

Explore Tides & Weather in Pennsylvania Regions

Delaware River, PA

Tide charts, coastal and marine weather, online nautical charts, and local boating and fishing information for the Delaware River, PA. SEE MORE

Lake Erie, PA

Tide charts, coastal and marine weather, online nautical charts, and local boating and fishing information for Lake Erie, Pennsylvania. SEE MORE

National News See All

Sugar Creek flows over a dam initially created with beaver dam analogues to help improve habitat for coho salmon and other wildlife. Photo courtesy of Scott River Watershed Council.

Start-Up Beaver Dams Transform Parched California Creeks into Salmon Havens, New Research Finds

By fisheries.noaa.gov, fisheries.noaa.gov. Battered by early gold mining and diminished by logging and diversions,the lower… More

Coastal News

Image Credits: Flickr.com.

Concrete Ships Hiding in Plain Sight: The Forgotten Breakwaters of America's Harbors

By Jordan Hanssen, best4boats. There's a good chance a concrete ship is lurking in your… More

Maritime History

Image Credits: Flickr.com.

Is Offshore Construction Noise Stressing New England's Lobsters? WHOI Scientists Want to Know

By Kiran Johnson, whoi.edu. As offshore wind farms multiply along the New England coast, a… More

Coastal LifeOcean AwarenessOcean Science

The future of fisheries-independent surveys will include traditional capture-based surveys as well as advanced technology such as acoustic, optical, and molecular tools deployed from survey vessels, uncrewed vehicles, and moored to the seafloor. Credit: NOAA Fisheries/Su Kim

Charting the Future of Fisheries-Independent Surveys

By fisheries.noaa.gov, fisheries.noaa.gov. Fisheries-independent surveys operate on dedicated survey vessels and are the foundation of… More

Ocean Science

Coastally-trapped Kelvin waves, a signature of El Niño, traveled north along the West Coast during the 1997/1998 El Niño, as shown in a map of sea surface height anomalies. Darker reds show sea levels higher than normal, while darker blues show heights below normal. Scientists are now watching for similar waves to move up the West Coast this fall. Credit: Dillon Amaya/North Carolina State University

Ocean Indicators We’re Tracking for El Niño’s Arrival on the West Coast

By fisheries.noaa.gov, fisheries.noaa.gov. Has El Niño reached the West Coast? You might think it has.… More

Coastal NewsExtreme WeatherOcean ScienceWeather & Tides

Docked fishing boats at Yaquina Bay, Newport, Oregon. Credit: iStock

Advancing Agency-Level Reforms to Restore American Seafood Competitiveness

By fisheries.noaa.gov, fisheries.noaa.gov. Over the past year, I have met with fishermen, processors, coastal community… More

Coastal NewsFishingFood

Image Credits: Wikimedia commons.

Coral IVF: How Scientists Are Breeding Heat-Resistant Reefs for Florida's Future

By Dawn Anderson, best4boats.com. The reefs that protect South Florida's coastlines, harbors, and marinas are… More

Ocean Science

The Sacramento River near the main spawning area of winter-run Chinook salmon blocked by dams from their original mountain spawning habitat. The Sundial Bridge in Redding rises in the background. Credit: Larisa Thacher/UC Davis Center for Watershed Sciences

A Secret to Survival for California’s Most Endangered Salmon

By fisheries.noaa.gov, fisheries.noaa.gov. Traditional field research combined with new technology has revealed a secret to… More

Coastal NewsEnvironment

A group of melon-headed whales swimming together on February 1, 2026, seen during the Winter Hawaiian Islands Cetacean and Ecosystem Assessment Survey. Credit: NOAA Fisheries/Mary Applegate, taken under NOAA permit

A Winter at Sea Reveals Seasonal Habits of Whales, Dolphins, and Seabirds in Hawaiʻi

By fisheries.noaa.gov, fisheries.noaa.gov. The Hawaiian archipelago is teeming with marine life, and winter brings some… More

Ocean Science