| NWS Forecast for: Portland TN Issued by: National Weather Service Nashville, TN Last Update: 12:31 pm CDT Jul 13, 2025 |  |
| This Afternoon: A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 88. West southwest wind around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms. Tonight: A 30 percent chance of showers and thunderstorms, mainly between 1am and 5am. Partly cloudy, with a low around 71. West southwest wind around 5 mph becoming calm in the evening. Monday: A 50 percent chance of showers and thunderstorms, mainly after 11am. Mostly sunny, with a high near 88. West southwest wind around 5 mph. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms. Monday Night: Partly cloudy, with a low around 72. West southwest wind around 5 mph becoming calm. Tuesday: A slight chance of showers, then a chance of showers and thunderstorms after 10am. Mostly sunny, with a high near 90. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 40%. Tuesday Night: Mostly clear, with a low around 73. Calm wind. Wednesday: A 40 percent chance of showers and thunderstorms, mainly after 1pm. Mostly sunny, with a high near 91. South southwest wind around 5 mph. Wednesday Night: Partly cloudy, with a low around 74. West southwest wind around 5 mph becoming calm. Thursday: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 91. South wind around 5 mph. Thursday Night: A 20 percent chance of showers and thunderstorms before 1am. Partly cloudy, with a low around 74. Friday: Showers and thunderstorms likely. Partly sunny, with a high near 90. Chance of precipitation is 60%. Friday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 74. Saturday: Showers and thunderstorms likely. Partly sunny, with a high near 89. Chance of precipitation is 60%. | |
| Portland TN 36.58°N 86.53°W (Elev. 810 ft) | |
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