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

Hazardous Weather Conditions

Current conditions at

Portland Municipal Airport (K1M5)

Lat: 36.59°NLon: 86.48°WElev: 818ft.

A Few Clouds

90°F

32°C

Humidity 63%
Wind Speed Vrbl 6 mph
Barometer 29.98 in
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index101°F (38°C)
Last update 11 Jul 3:55 pm CDT
Extended Forecast for

5 Miles NNW Lafayette TN

Flood Watch July 11, 04:18pm until July 12, 06:00pm
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch July 11, 04:18pm until July 12, 06:00pm

    NOW until 6:00pm Sun

    Flood Watch

  • This Afternoon

    High: 87 °F

    T-storms
    Likely

  • Tonight

    Tonight: Showers and thunderstorms before 11pm, then showers likely and possibly a thunderstorm between 11pm and midnight, then a chance of showers and thunderstorms after midnight. Low around 69. South southwest wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 69 °F

    T-storms then
    Chance
    T-storms

  • Sunday

    Sunday: Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2pm. High near 81. South wind around 5 mph becoming north in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.

    High: 81 °F

    Showers
    Likely then
    T-storms

  • Sunday Night

    Sunday Night: Showers and thunderstorms likely before 4am, then a chance of showers between 4am and 5am. Partly cloudy, with a low around 68. North northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

    Low: 68 °F

    Showers
    Likely

  • Monday

    Monday: A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 82. Northeast wind around 5 mph. Chance of precipitation is 80%.

    High: 82 °F

    Chance
    T-storms then
    T-storms

  • Monday Night

    Monday Night: A chance of thunderstorms before 7pm. Partly cloudy, with a low around 68. Northeast wind around 5 mph. Chance of precipitation is 30%.

    Low: 68 °F

    Chance
    T-storms then
    Partly Cloudy

  • Tuesday

    Tuesday: A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. East wind around 5 mph.

    High: 86 °F

    Mostly Sunny
    then Chance
    T-storms

  • Tuesday Night

    Tuesday Night: Partly cloudy, with a low around 69. Calm wind.

    Low: 69 °F

    Partly Cloudy

Detailed Forecast

This Afternoon
Showers and thunderstorms likely, mainly after 5pm. Partly sunny, with a high near 87. West southwest wind around 5 mph. Chance of precipitation is 60%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms before 11pm, then showers likely and possibly a thunderstorm between 11pm and midnight, then a chance of showers and thunderstorms after midnight. Low around 69. South southwest wind around 5 mph. Chance of precipitation is 90%. New rainfall amounts between a half and three quarters of an inch possible.
Sunday
Showers and thunderstorms likely, then showers and possibly a thunderstorm after 2pm. High near 81. South wind around 5 mph becoming north in the afternoon. Chance of precipitation is 90%. New rainfall amounts between a quarter and half of an inch possible.
Sunday Night
Showers and thunderstorms likely before 4am, then a chance of showers between 4am and 5am. Partly cloudy, with a low around 68. North northeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Monday
A chance of showers and thunderstorms, then showers and possibly a thunderstorm after 1pm. High near 82. Northeast wind around 5 mph. Chance of precipitation is 80%.
Monday Night
A chance of thunderstorms before 7pm. Partly cloudy, with a low around 68. Northeast wind around 5 mph. Chance of precipitation is 30%.
Tuesday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 86. East wind around 5 mph.
Tuesday Night
Partly cloudy, with a low around 69. Calm wind.
Wednesday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 88. Calm wind.
Wednesday Night
Mostly clear, with a low around 71.
Thursday
A 30 percent chance of showers and thunderstorms. Sunny, with a high near 88.
Thursday Night
Partly cloudy, with a low around 72.
Friday
A 40 percent chance of showers and thunderstorms. Sunny, with a high near 88.
Friday Night
A 20 percent chance of showers. Partly cloudy, with a low around 71.
Saturday
A chance of showers and thunderstorms. Mostly sunny, with a high near 89.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles NNW Lafayette TN
 36.6°N 86.05°W (Elev. 801 ft)
Last Update:
3:36 pm CDT Jul 11, 2026
Forecast Valid:
4pm CDT Jul 11, 2026-6pm CDT Jul 18, 2026
 
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