Williamsport, TN

Current conditions, hourly and 7-day forecast, and live radar for Williamsport, TN 38487. Right now: mostly clear, 71°F. Data from the National Weather Service.

• Tonight: Mostly clear, with a low around 71. South wind 0 to 5 mph.
• Thursday: Mostly sunny, with a high near 95. Heat index values as high as 105. Southwest wind 0 to 5 mph.
• Thursday Night: Areas of fog after midnight. Partly cloudy, with a low around 70. Heat index values as high as 98. South southwest wind around 0 mph.
• Friday: Areas of fog before 8am, then showers and thunderstorms likely. Mostly sunny, with a high near 94. Heat index values as high as 106. West southwest wind 0 to 5 mph. Chance of precipitation is 60%.
• Friday Night: Showers and thunderstorms likely before 9pm, then patchy fog and a chance of showers and thunderstorms between 9pm and 10pm, then areas of fog and a chance of rain showers. Mostly cloudy, with a low around 69. West wind around 0 mph. Chance of precipitation is 60%.
• Saturday: Areas of fog before 7am, then areas of fog and a chance of rain showers between 7am and 8am, then a chance of rain showers and patchy fog between 8am and 10am, then showers and thunderstorms likely. Mostly sunny, with a high near 93. South southwest wind around 0 mph. Chance of precipitation is 70%.