Great Lakes Observing System (GLOS)

Reminder: our 2026 Great Lakes Photo Contest has begun! Submit a photo by the 20th of each month, May-September. There will be 5 monthly winners and 1 grand prize winner. glos.org/glos-great-lak… 📸: 2025 entry by Warren Karges

🚨 #HIRING: NOAA Research Assistant @GVSU_AWRI! 🌊 This full-time, #CIGLR-funded position supports ecology-focused research & long-term monitoring on #LakeMichigan alongside @NOAA_GLERL scientists. 📍 Muskegon, MI ✍️ Apply by June 2, 2026 🔗 Learn more: gvsu.wd1.myworkdayjobs.com/en-US/careers/…

Diving into field season, our April Newsletter update shared insights into early season buoys, a new Great Lakes mobile app, and ways to get involved and show your support for GLOS. glos.org/news-events/ne… Subscribe to find these stories in your inbox each month!

The Buoy(s) of April! The U.S. Army Corps of Engineers (USACE) deploys two buoys on Lake St. Clair. The Lake St. Clair Deep Water Buoy, or LSCDB, and the SHALLOW Water Buoy, LSCSB. Learn more about the buoys: glos.org/usace-lake-st-… #yeahbuoy

This one goes out to @RealGLOS for the critical data they supply to humans that supports shipping, water quality, coast guard response, algae blooms, real-time wave,wind, water temp forecasts and much more! 🌊🌊

Find the buoy data and other real-time lake information at seagull.glos.org: •Ontonagon (45216) •North Entry (45023) •South Entry (45025)

@mtu_glrc has three full size buoys on Lake Superior in 2026, providing a wide array of parameters, including some novel water chemistry and quality measurements, and giving a better understanding of what happens out on the biggest of the big lakes.

The FY27 President’s Budget for NOAA proposes eliminating IOOS Regional Observations. If IOOS gets shut down, GLOS gets shutdown, and we cannot distribute critical Great Lakes data. Show your support: ioosassociation.org/how-you-can-he… Learn more: glos.org/glos-fundingat…

Happy Earth Day! We celebrate by continuing to acknowledge the profound importance of water to this planet. Without it, well... Earth would not quite be Earth! #EarthDay #GreatLakes

A request for proposals for projects expanding GLOS’ capacity for monitoring coastal hazards was released in fall 2025. Five projects were selected and awarded, following a competitive review: glos.org/coastal-monito… Stay tuned for updates on all projects, as they get underway.

GLOS' 2026 Great Lakes Photo Contest has begun! There is no shortage of beauty and awe-inspiring sights all around, on, and in the Great Lakes and their connecting waterways, so get out and explore, and consider sending GLOS your favorite photos: glos.org/glos-great-lak…

If you missed it, check out our March Newsletter update! glos.org/news-events/ne… And subscribe to get GLOS updates in your inbox each month! #GreatLakes #greatlakesobservingsystem #yeahbuoy

SPOT-31964C, rode waves topping 17ft churned by 50mph wind speeds, on March 16th. The 17ft wave height marks the largest this particular Spotter has recorded over its two winter deployment seasons: seagull.glos.org/data-console/6… #GreatLakes #LakeMichigan #yeahbuoy

Our 2025 Annual Impact Report is here! 2025 was another year of learning, collaboration, and growth, through ‘community-targeted’ observing deployments, ‘new and enhanced’ Seagull features, and increased partner engagement and regional outreach. glos.org/the-2025-annua…

Recapping some of the highlights from February → Subscribe to our newsletter to get the stories sent directly to your inbox each month! glos.org/news-events/ne…

The Keweenaw Waterway recently acquired a new waterfront feature that gives visitors a firsthand view into how weather and wave data are collected across the Great Lakes. Learn more about this unique buoy: glos.org/land-based-buo…

Connor Brooks, Observing Data Specialist, is participating in the GLATOS Annual Meeting in Sarnia, Ontario, to share GLOS’ project for augmenting the GLATOS moorings with additional sensors to expand availability of year-round data.

This week, GLOS’ observing team is on the road at two different meetings. Shelby Brunner, Science and Observations Manager, is presenting on the evolution of the Great Lakes observing network at the 2026 Ocean Sciences Meeting in Glasgow, Scotland.

January 2026 has already come and gone! If you missed it, get caught up with GLOS with our January Newsletter. Subscribe to get it sent directly to your inbox each month! glos.org/news-events/ne…

We are at the Chicago Boat Show this weekend! having great conversations with Lake Michigan users; learning how they utilize the water and what information they are looking for to most safely access the lake(s). #windycity #seagull #yeahbuoy