- Lake Huron Buoys Map From NOAA
- Regional Radar & Radar Movie from Intellicast
- Regional Infrared Satellite & Satellite Movie from Intellicast
- NOAA Operational Forecast System Excellent NOAA maps & graphs combined with Google Maps - with time lapse & forecasts, check em out!
- Wind/Sea State Movie Map Excellent NOAA mariner map with time lapse
- Various GL Maps Excellent GLERL maps of all sorts
- 12-48 hr Atmospheric Forecast Map from Unisys, a great look at various pressure level slices, isobars, and time progression but takes some analysis of the map data
- Jet Stream Map from San Francisco State University
- Jet Stream Forecast from SFSU, good forecast loop toward the bottom
- Water Temperature Map from NOAA GLERL
- Wind Forecast from Intellicast
- Current Surface Map from Intellicast
- 500 mb Map from Intellicast
- Wind Gusts from Accuweather, also max and average speeds available
- IWindSurf Local Wind Maps & Graphs Good real-time wind charting and graphs
- Bay City Daily Weather History Graphical daily log of windspeed, direction, barometer, etc. Note: Add about 10 kts to the windspeed and its semi-accurate for the Bay
- Marine Forecast for the Bay from the National Weather Service
- Open Waters Forecast for Lake Huron from the National Weather Service
- General Weather Forecast from the National Weather Service
- 24 hour wind roses from virtually every major airport in the country, 30 year averages, click on Wind Rose FTP at the top of the page
- Daytime Only wind roses from most major airports, check cities of Detroit and Lansing
- US Coast Guard Navigation Center with latest 'Notice to Mariners' and other good info
- Water Levels and Corps of Engineers Projects
- Great Lakes Coast Guard 9th District
- Nautical Charts and Navigation
- Celestial Navigation
- Online Nautical Charts
Water Levels, Wind & Weather:
- Army Corps Hydrology Page
- Great Lakes Region Maritime Weather Products from NWS
- Sailcast by Intellicast
- Weather Net at U of M