Marine Weather Seminars and Workshops

Great Lakes Basic Marine Weather Seminar

Learn a little weather forecasting and reduce the uncertainty of boating on the Great Lakes. While it isn’t possible to predict the weather with total precision, it doesn’t mean that the weather must be entirely unpredictable. The Great Lakes Basic Marine Weather Seminar is designed to provide Great Lakes power boaters and sailors with an understanding of basic marine weather forecasting (click here to read more.....)

Great Lakes Wind Forecasting: A Workshop for Sailors

No aspect of weather is more important to sailors than the wind. It dictates when it is safe to leave port and whether your journey will be fast or comfortable. On the race course, properly predicting the wind separates the winners from the losers (click here to read more...)

Preparing Your Chicago-Mac Forecast: A Workshop for Sailors

Long-distance sailing and weather forecasting are inseparable. Experienced Chicago-Mac sailors understand that developing a detailed weather forecast and monitoring its evolution on the racecourse is an important strategic and safety aspect of participating in this summer classic. Misjudging the wind forecast can quickly send you to the back of your fleet, while failing to properly assess the risk for severe weather can unnecessarily jeopardize the safety of the crew (click here to read more ....)

Marine Weather Forecasting-Masters Class

Coastal and off-shore cruising requires many skills. Regardless of where your adventures may take you, no aspect of cruising is more important than an understanding of marine weather forecasting. During the 2-day Marine Weather Forecasting Masters Class, you will gain an understanding of basic weather principles and learn how to use a wide variety of forecasting resources. These skills will improve your cruise planning and reduce the likelihood that you will be exposed to uncomfortable or hazardous weather conditions. (click here to read more...)

About The Presenter

Mark Thornton has been sailing for more than 25 years and currently owns Osprey, a C&C 35. His interest in weather forecasting grew from his experiences cruising and racing on the Great Lakes. Mark is a 2006 graduate of the Penn State University Certificate of Achievement in Weather Forecasting, a two-year program that develops skills in general, tropical, and severe weather forecasting.

He is the president of LakeErieWX LLC, a company dedicated to providing marine weather education and forecasting resources for recreational boaters ( Mark publishes a marine weather blog and teaches basic forecasting seminars to recreational boaters during the off-season. He has served as the Race Meteorologist for the Bell’s Beer Bayview Race to Mackinac since 2014. Mark is also employed as a Teaching Assistant in the Certificate of Achievement in Weather Forecasting Program at Penn State University.

As both a sailor and a meteorologist, I am uniquely qualified to improve the weather-related skills of your members. Please contact me by email or call 440-250-9179 to learn how a weather forecasting seminar can help address your organization's educational, safety, and membership goals.

Click here to view my meteorological resume or here to read about my marine weather forecasting seminars and workshops.

Interested in reading and learning more about marine weather? A few times each year, I publish an article on an interesting marine weather event. Click here to subscribe to my 'no spam' email distribution list.

Phone: 440.250.9179

Upcoming Seminars & Presentations

Now scheduling for 2018/2019

December 18, 2018
Weather Forecasting Apps
Great Lakes Cruising Club School
Online Webinar

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January 11, 2019
Chicago Boat, Sail & RV Show

  • Thunderstorms: A Primer for Coastal & Inland Sailors -- 2:15 to 3:15 pm
  • Doppler Weather Radar: A Sailor's Best Friend -- 6:00 pm to 7:00 pm

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January 12, 2019
Chicago Boat, Sail & RV Show

  • Weather Apps -- 1:00 to 2:00 pm
  • Demystifying The Wind -- 6:00 pm to 7:00 pm

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January 13, 2019
Creating Your Chicago-Mac Forecast: A Workshop For Sailors
Chicago Boat, Sail & RV Show
McCormick Place
Chicago, IL

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January 15 & 17, 2019
Basic Marine Weather Forecasting
S.T.E.M. For High School Students
The Foundry
Cleveland, OH

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February 26, March 5, 12, & 19, 2019
Great Lakes Cruising Club Weather Savvy Mariner Webinar Series
Online Webinars

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March 6, 13 , & 20, 2019
Weather Savvy Wednesdays
Edgewater Yacht Club
Cleveland, OH

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March 9, 2019
Great Lakes Basic Marine Weather Forecasting
Columbia Yacht Club
Chicago, IL

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April 27 & 28, 2019
Marine Weather Forecasting - Two Day Masters Class
Cruisers University-Annapolis Boat Shows
Annapolis, Maryland
Click here to register at Cruisers University.
Click here for additional information on the seminar.

Seminar Reviews
"You have a passion for meteorology that is contagious and a gift for communicating a complex subject." -- Steve H.

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