Great Smoky Mountains National Park, TN 7-Day Weather Forecast

Great Smoky Mountains National Park Weather Forecast

Great Smoky Mountains National Park, TN Weather Forecast Date: 706 PM EDT Thu Mar 12 2026

Weather forecast for Great Smoky Mountains National Park, TN

Tonight Lo: 26°F Lo: -3°C	Tonight... Mostly clear. Cold with lows in the 20s to mid 30s. East winds 10 mph or less, becoming south with gusts up to 25 mph after midnight.
Fri Hi: 55°FHi: 13°C Lo: 36°F Lo: 2°C	Friday... Sunny. Not as cool with highs in the upper 40s to lower 60s. Southwest winds 10 to 20 mph with gusts up to 35 mph.
Sat Hi: 65°FHi: 18°C Lo: 46°F Lo: 8°C	Saturday... Mostly sunny. Not as cool with highs in the upper 50s to lower 70s. Light winds, becoming west 10 mph or less in the afternoon.
Sun Hi: 67°FHi: 19°C Lo: 36°F Lo: 2°C	Sunday... Partly sunny. A slight chance of showers in the afternoon. Highs in the mid 50s to upper 60s. Chance of rain 20%.
Mon Hi: 57°FHi: 14°C Lo: 18°F Lo: -8°C	Monday... Mostly cloudy. Snow and rain showers likely, mainly in the morning. Little or no snow accumulation. Windy with highs in the mid 40s to upper 50s. Chance of precipitation 60%.
Tue Hi: 37°FHi: 3°C Lo: 21°F Lo: -6°C	Tuesday... Mostly sunny and blustery. Highs in the mid 20s to upper 30s.
Wed Hi: 45°FHi: 7°C Lo: 30°F Lo: -1°C	Wednesday... Partly sunny. Not as cool with highs in the upper 30s to lower 50s.