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.

Fog/Mist

77°F

25°C

Humidity 94%
Wind Speed N 8 G 17 mph
Barometer 29.95 in
Dewpoint 75°F (24°C)
Visibility 1.50 mi
Heat Index78°F (26°C)
Last update 10 Sep 3:55 pm CDT
Extended Forecast for

3 Miles SE Springfield TN

  • This Afternoon

    This Afternoon: A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. Heat index values as high as 101. Southwest wind around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 93 °F

    Chance
    T-storms

  • Tonight

    Tonight: A 40 percent chance of showers and thunderstorms, mainly before 5am. Patchy fog between 3am and 4am. Otherwise, mostly cloudy, with a low around 70. West wind around 5 mph becoming calm.

    Low: 70 °F

    Chance
    T-storms then
    Chance
    Showers and
    Patchy Fog

  • Friday

    Friday: A 30 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 91. Heat index values as high as 102. Calm wind becoming west southwest around 5 mph in the afternoon.

    High: 91 °F

    Chance
    Showers then
    Chance
    T-storms

  • Friday Night

    Friday Night: A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Calm wind becoming south southeast around 5 mph. Chance of precipitation is 40%.

    Low: 70 °F

    Chance
    Showers

  • Saturday

    Saturday: A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 88. South wind around 5 mph becoming west in the afternoon. Chance of precipitation is 80%.

    High: 88 °F

    Chance
    Showers then
    Showers

  • Saturday Night

    Saturday Night: Patchy fog after midnight. Otherwise, partly cloudy, with a low around 68. Calm wind.

    Low: 68 °F

    Partly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 9am. Otherwise, sunny, with a high near 90. Calm wind becoming west around 5 mph.

    High: 90 °F

    Patchy Fog
    then Sunny

  • Sunday Night

    Sunday Night: Mostly clear, with a low around 67. Calm wind becoming east around 5 mph.

    Low: 67 °F

    Mostly Clear

  • Monday

    Monday: Sunny, with a high near 90. Calm wind becoming northeast around 5 mph in the morning.

    High: 90 °F

    Sunny

Detailed Forecast

This Afternoon
A 50 percent chance of showers and thunderstorms. Mostly sunny, with a high near 93. Heat index values as high as 101. Southwest wind around 5 mph. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A 40 percent chance of showers and thunderstorms, mainly before 5am. Patchy fog between 3am and 4am. Otherwise, mostly cloudy, with a low around 70. West wind around 5 mph becoming calm.
Friday
A 30 percent chance of showers and thunderstorms, mainly after 2pm. Mostly sunny, with a high near 91. Heat index values as high as 102. Calm wind becoming west southwest around 5 mph in the afternoon.
Friday Night
A chance of showers and thunderstorms. Mostly cloudy, with a low around 70. Calm wind becoming south southeast around 5 mph. Chance of precipitation is 40%.
Saturday
A chance of showers before 10am, then a chance of showers and thunderstorms between 10am and 1pm, then showers and possibly a thunderstorm after 1pm. High near 88. South wind around 5 mph becoming west in the afternoon. Chance of precipitation is 80%.
Saturday Night
Patchy fog after midnight. Otherwise, partly cloudy, with a low around 68. Calm wind.
Sunday
Patchy fog before 9am. Otherwise, sunny, with a high near 90. Calm wind becoming west around 5 mph.
Sunday Night
Mostly clear, with a low around 67. Calm wind becoming east around 5 mph.
Monday
Sunny, with a high near 90. Calm wind becoming northeast around 5 mph in the morning.
Monday Night
Mostly clear, with a low around 67.
Tuesday
Sunny, with a high near 93.
Tuesday Night
Mostly clear, with a low around 69.
Wednesday
A 20 percent chance of showers and thunderstorms. Sunny, with a high near 92.
Wednesday Night
A 20 percent chance of showers. Mostly clear, with a low around 69.
Thursday
A chance of showers and thunderstorms. Sunny, with a high near 90.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SE Springfield TN
 36.46°N 86.85°W (Elev. 699 ft)
Last Update:
1:31 pm CDT Sep 10, 2026
Forecast Valid:
4pm CDT Sep 10, 2026-6pm CDT Sep 17, 2026
 
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Additional Resources

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Hourly Weather Forecast

National Digital Forecast Database

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High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation