High Tide Flooding Outlook for April 2025

By US Harbors Monthly High Tide Flooding Outlook – April 2025 Northern New England finds itself in the hot seat from a flooding perspective in April, with flooding likely in Boston, Portland, and Bar Harbor, Maine. These higher water levels are likely on and around the full moon, on April 12,… SEE HARBORS THAT MAY FLOOD

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Image Credits: Flickr.com.

Will Shrinking Glaciers Mean More Harmful Algal Blooms?

4/15/2025

By tula.org. Marine algae known as phytoplankton form the essential foundation of marine food webs. Some are dangerous to marine mammals and humans, and researchers are exploring how the diversity and abundance of certain phytoplankton are linked to fresh water—which may be bad news in a changing climate. Toxic algal… SEE MORE

Image Credits: Noaa.

Assessing the Global Climate in March 2025

4/13/2025

By ncei.noaa.gov. Above-average temperatures cover much of the globe; lowest sea ice extent March Highlights: Temperatures were above average over much of the globe, particularly in the Arctic, but much below average over central Canada and eastern Asia. Global sea ice extent ranked second lowest on record for March; Arctic… SEE MORE

Image Credits: ncei.noaa.gov.

Assessing the U.S. Climate in March 2025

4/11/2025

By ncei.noaa.gov. Tornadoes in March were more than double the monthly average and three separate outbreaks produced more than 200 tornadoes Key Points: A multi-day severe weather outbreak in the middle of March caused significant damage across several states from Texas to Tennessee, resulting in multiple fatalities. Two EF-4 tornadoes… SEE MORE

Image Credits: research.noaa.gov.

Cooking Emissions Rival Fossil Fuels as an Ozone Pollution Source in Los Angeles

4/9/2025

By research.noaa.gov. As the adoption of cleaner-burning engines and electric vehicles drives fossil fuel emissions lower, scientists have discovered that a surprising pollution source is playing a significant role in cooking up ozone in the air over Los Angeles. According to new research from NOAA, the potent and often pungent… SEE MORE

Image Credits: pexels.

Ignoring a Warning Sign Ruins a Day of Boating

4/7/2025

By boatingmag.com. Ignoring a warning sign leads to a calamitous day on the bay while boating. Find out what lessons this boater learned. It was a beautiful August afternoon in Maryland, and my fiancée, her granddaughter, and I decided to take my 28-foot cabin cruiser down the South River and… SEE MORE

Image Credits: MARCH 20, 2025: At NOAA's South Pole Atmospheric Baseline Observatory, a wave of snow frames Dark Sector telescopes, giving a final glimpse of sunlight before six months of darkness. (Image credit: Ian Crocker/NOAA)

Last Light at South Pole Brings 6 Months of Darkness

4/5/2025

By noaa.gov. In the Northern Hemisphere, March 20 signals the start of spring. It’s the start of fall in the Southern Hemisphere, where researchers and staff at NOAA’s South Pole Observatory recently witnessed the fading light of the sun and the start of six months of darkness. “As the sun gets low on… SEE MORE

Imaage Credits: The TIROS-1 satellite. Credit: NASA

Celebrating 65 Years of the World’s First Weather Satellite

4/3/2025

By nesdid.noaa.gov. On April 1, 1960, the National Aeronautics and Space Administration (NASA) launched TIROS-1, the world’s first successful meteorological satellite. Nearly 68 years ago, on October 4, 1957, the former Soviet Union launched Sputnik 1, the first artificial satellite to be successfully placed in orbit around Earth. This feat… SEE MORE

The NOAA Florida Keys National Marine Sanctuary Buoy Team performs maintenance on boundary buoys for Carysfort Reef Sanctuary Preservation Area. Photo: Brittany Torres/NOAA

Buoyed by the Mission: The People and Work Behind Your Florida Keys Mooring Buoys

4/1/2025

By sanctuaries.noaa.gov. A program in Hawai‘i is trying to increase food security and reduce food waste by using every part of the fish, from bone marrow to blood lines—even making the skin into leather! One thing all Florida Keys National Marine Sanctuary Buoy Team members have in common is a love of… SEE MORE