“In a follow-up to evaporation studies funded by the Great Lakes Integrated Sciences and Assessments Center, a federally funded collaboration between U-M and Michigan State University, Lenters and his colleagues developed a map-based water-temperature forecasting tool called SLATE, which stands for Seasonal Lake Temperature Energetics model.The experimental model was used to generate the Lake Superior forecast and may later be used to create similar surface-water temperature forecasts for all five Great Lakes—possibly even evaporation forecasts. SLATE is believed to be the first map-based forecasting tool that shows anticipated variations in surface-water temperature from place to place across one of the Great Lakes.The Lake Superior forecast is expected to be of interest to swimmers, boaters, anglers and others who will be affected by chilly water temperatures not seen since perhaps as far back as 1979.‘If you’re planning to go swimming in Lake Superior this summer, you should probably stay close to shore,’ said Peter Blanken, a co-investigator from the University of Colorado.The U.S. Coast Guard in Marquette has already expressed interest in using the Lake Superior forecast to help plan summer search-and-rescue operations. And a long-distance swimmer who is planning a trek from Milwaukee to Chicago in Lake Michigan this summer has also asked about water temperature forecasts.”
Category:
In the news: Forecast calls for very cold Lake Superior water this season
June 5th, 2014 by iisg_superadminIn the news: Further research on Lake Michigan-based wind power
May 15th, 2012 by Irene MilesRecent News
- Meet our Grad Student Scholars: Wei Wu
- Apply now for the 2027 Sea Grant Knauss Fellowship
- Sea Grant Chats: Looking back on our AIS legacy as we move forward
- National Sea Grant welcomes 2026 Knauss Marine Policy Fellowship finalists
- IISG’s new year starts with a new research and reporting coordinator
IISG Instagram
Since January, we’ve been busy helping students and educators dive deeper into hands‑on science! This winter, our team supported community engagement at the Step N2 STEM event, the Annual HASTI Conference, at Decatur Classical School, and at the Chicago River Student Congress.
Educators and students joined us to:
🔍 Explored macroinvertebrates up close
🌊 Learned about watersheds through an interactive game
🔬 Investigated plankton under a microscope
🦠 Engineered and raced plankton in the Great Plankton Race
#TeachingTuesday
Celebrate Earth Day with freshwater science and good conversation! Join Illinois-Indiana Sea Grant, the Northwestern Center for Water, Loyola University researcher Tim Hoellein, and IISG’s Sarah Zack for Science Sips: Trash Talk about Chicago Waterways. Learn what research reveals about litter and trash in Lake Michigan and Chicago waterways and what we can do to help.
Plus, enjoy Great Lakes trivia games!
📅 April 22, 2026
⏰ 7–9 PM
📍 Sketchbook Brewing Company, Evanston Tap Room
Come curious and ready to test your Great Lakes knowledge!
Find us at Chicago Comic & Entertainment Expo, March 27–29! We’re linking Subnautica with Great Lakes science through fun, hands‑on activities about food webs, invasive species, and aquaponics.
Come geek out with us!
🔗 in bio for event info
Coastal protection is not limited to concrete, rocks, and steel. Coastal protection solutions exist on a spectrum, ranging from softer “green” solutions to harder “gray” structures.
Nature-based coastal solutions fall between green and gray techniques, providing multiple benefits to people and habitats.
Our three-part video series, Nature-Based Coastal Solutions in the Great Lakes, is now available to watch. Learn how nature-based coastal solutions, including nature-driven and hybrid approaches, can protect shorelines while supporting ecosystems and communities.
Watch the 3-part video series at the link in bio.
(Photo credit: Liz Spitzer, Illinois State Geological Survey, Coastal Research Group)
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