There is the potential for areas of fog once again this morning. Once that burns off, expect a mostly sunny sky throughout the day. Into the afternoon, a stationary boundary and upper-level feature will introduce the chance of some pop-up showers and thunderstorms along and west of the James River Valley, with a higher chance along and west of the Missouri River. Winds will be out of the SSE to SE at 5-10 mph along and east of the James River and 10-20 mph west of there. Highs range from 80-85 east to the 90s west.

Tonight a chance of spotty showers and thunderstorms will continue. Lows drop back into the 60s.

Saturday and Sunday will bring a chance of showers and thunderstorms from time to time each afternoon into the evening hours. Highs will range from the 80s east to the 90s west.

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LOOK: Stunning vintage photos capture the beauty of America's national parks

Today these parks are located throughout the country in 25 states and the U.S. Virgin Islands. The land encompassing them was either purchased or donated, though much of it had been inhabited by native people for thousands of years before the founding of the United States. These areas are protected and revered as educational resources about the natural world, and as spaces for exploration.

Keep scrolling for 50 vintage photos that show the beauty of America's national parks.