AccuWeather posted this map some time prior to noon on August 14, 2017.
Links to eclipse weather information. The AccuWeather map above was posted here. Keep a close eye on the weather and be prepared to make a last minute location change.
Screen capture: NOAA Sky Cover Prediction map (lower numbers are better) for Sunday, August 20. The predictions for August 21 will not be available until August 15.
The third map from the top on this page will allow you to view predictions for the percentage of sky cover anywhere in the US from the current date to 7 days in the future. Choose your area of the country, the type of forecast you want (use the upper left drop down menu for “sky cover”) and drag the slider at the top right of the map to the day you want.
Eclipse weather forecast from the Washington Post as of August 11, 2017. I have not been able to find an update for this map.
The links below are available at a variety of other eclipse sites but they are occasionally hard to access as more and more people go to those sites, so I am making these links available here.
A fantastic cloud-cover forecast map from El Dorado Weather
The best eclipse weather preview you’ll find anywhere!
(from the eclipse weather maestro himself – Jay Anderson!)
Archived satellite imagery for eclipse day from previous years!
Clear-sky charts for the 2017 eclipse path
NASA’s page with satellite photos of fires that could affect eclipse visibility
A great page from the University of Wisconsin, showing cloud cover
Weather Forecasts for selected cities in the path:
Oregon
Idaho
Wyoming
Nebraska
Kansas
Missouri
Illinois
Kentucky
Tennessee
North Carolina
Georgia
South Carolina
Links
The Great American Eclipse Series
The Great American Eclipse Series  – All of my eclipse articles are listed at this link. Check back for new articles as they appear. This is the 27th article in the series.
More Links
State by State Eclipse Totality Maps
Local Eclipse Calculators – These calculators will show you when the eclipse begins, reaches its maximum, and ends for the location of your choice.
How to Find, View, and Photograph the “Great American Eclipse†– August 21, 2017
You Can Still Find Eclipse Binoculars, Glasses, and Photography Filters If you Act Now