National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce
Current conditions at

Portland Municipal Airport (K1M5)

Lat: 36.59°NLon: 86.48°WElev: 818ft.

Mostly Cloudy

72°F

22°C

Humidity 100%
Wind Speed SW 6 mph
Barometer 30.02 in
Dewpoint 72°F (22°C)
Visibility 10.00 mi
Last update 15 Jun 11:30 pm CDT
Extended Forecast for

5 Miles NW Red Boiling Springs TN

  • Tonight

    Tonight: A 20 percent chance of showers and thunderstorms before midnight. Patchy fog. Otherwise, mostly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Monday

    Monday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4pm. Patchy fog before 8am. High near 84. Calm wind becoming southwest around 5 mph in the morning. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 84 °F

    Slight Chance
    T-storms and
    Patchy Fog
    then T-storms

  • Monday Night

    Monday Night: Showers and thunderstorms before 10pm, then showers likely and possibly a thunderstorm between 10pm and 11pm, then a chance of showers and thunderstorms after 11pm. Low around 70. South southwest wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 70 °F

    Showers then
    Chance
    T-storms

  • Tuesday

    Tuesday: Showers and possibly a thunderstorm. High near 81. South southwest wind 5 to 10 mph. Chance of precipitation is 100%.

    High: 81 °F

    Showers then
    T-storms

  • Tuesday Night

    Tuesday Night: A 30 percent chance of showers and thunderstorms, mainly before 7pm. Mostly cloudy, with a low around 70. South southwest wind around 5 mph.

    Low: 70 °F

    Chance
    T-storms

  • Wednesday

    Wednesday: A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 87. South southwest wind 5 to 10 mph. Chance of precipitation is 40%.

    High: 87 °F

    Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 50 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 71. South southwest wind 5 to 10 mph.

    Low: 71 °F

    Slight Chance
    T-storms then
    Chance
    T-storms

  • Juneteenth

    Juneteenth: Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. Partly sunny, with a high near 83. West southwest wind 5 to 10 mph. Chance of precipitation is 70%.

    High: 83 °F

    Showers
    Likely then
    T-storms
    Likely

  • Thursday Night

    Thursday Night: Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 68. West wind around 5 mph becoming calm.

    Low: 68 °F

    Patchy Fog

Detailed Forecast

Tonight
A 20 percent chance of showers and thunderstorms before midnight. Patchy fog. Otherwise, mostly cloudy, with a low around 69. Calm wind.
Monday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 4pm. Patchy fog before 8am. High near 84. Calm wind becoming southwest around 5 mph in the morning. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Monday Night
Showers and thunderstorms before 10pm, then showers likely and possibly a thunderstorm between 10pm and 11pm, then a chance of showers and thunderstorms after 11pm. Low around 70. South southwest wind around 5 mph. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tuesday
Showers and possibly a thunderstorm. High near 81. South southwest wind 5 to 10 mph. Chance of precipitation is 100%.
Tuesday Night
A 30 percent chance of showers and thunderstorms, mainly before 7pm. Mostly cloudy, with a low around 70. South southwest wind around 5 mph.
Wednesday
A chance of showers, with thunderstorms also possible after 10am. Mostly sunny, with a high near 87. South southwest wind 5 to 10 mph. Chance of precipitation is 40%.
Wednesday Night
A 50 percent chance of showers and thunderstorms, mainly after 1am. Partly cloudy, with a low around 71. South southwest wind 5 to 10 mph.
Juneteenth
Showers likely and possibly a thunderstorm before 1pm, then showers and thunderstorms likely after 1pm. Partly sunny, with a high near 83. West southwest wind 5 to 10 mph. Chance of precipitation is 70%.
Thursday Night
Patchy fog after 10pm. Otherwise, partly cloudy, with a low around 68. West wind around 5 mph becoming calm.
Friday
Patchy fog before 9am. Otherwise, mostly sunny, with a high near 87.
Friday Night
Patchy fog. Otherwise, mostly clear, with a low around 69.
Saturday
Patchy fog. Otherwise, sunny, with a high near 90.
Saturday Night
Patchy fog. Otherwise, mostly clear, with a low around 72.
Sunday
A 20 percent chance of showers and thunderstorms. Patchy fog. Otherwise, sunny, with a high near 91.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NW Red Boiling Springs TN
 36.59°N 85.92°W (Elev. 820 ft)
Last Update:
11:14 pm CDT Jun 15, 2025
Forecast Valid:
11pm CDT Jun 15, 2025-6pm CDT Jun 22, 2025
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation