Heavy Rain in the Appalachians and Central Gulf Coast; Heat Continues in the West; Monitoring the Tropics

Heavy to excessive rainfall over the southern Appalachians and portions of the central Gulf Coast may bring areas of flooding today. Hot temperatures are in place through today across much of the western U.S. and New England. Tropical Storm Erin is forecast to become a Major Hurricane this weekend as it moves across the central Atlantic Ocean. Monitor future forecasts for any East Coast impacts. Read More >

Current conditions at

Union City - Everett-Stewart Regional Airport (KUCY)

Lat: 36.38°NLon: 88.98°WElev: 341ft.

Partly Cloudy

86°F

30°C

Humidity 89%
Wind Speed S 8 mph
Barometer 30.00 in
Dewpoint 82°F (28°C)
Visibility 10.00 mi
Heat Index105°F (41°C)
Last update 12 Aug 10:30 am CDT
Extended Forecast for

4 Miles SE Trimble TN

  • Today

    Today: A slight chance of showers and thunderstorms between 1pm and 3pm.  Sunny, with a high near 94. Heat index values as high as 105. South southwest wind around 5 mph.  Chance of precipitation is 20%.

    High: 94 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

    Tonight: Mostly clear, with a low around 73. Calm wind.

    Low: 73 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 50 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 92. Heat index values as high as 103. Calm wind becoming west around 5 mph in the afternoon.  New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 92 °F

    Mostly Sunny
    then Chance
    T-storms

  • Wednesday Night

    Wednesday Night: A 20 percent chance of showers and thunderstorms.  Patchy fog before 3am, then patchy fog after 4am.  Otherwise, partly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Slight Chance
    T-storms and
    Patchy Fog

  • Thursday

    Thursday: A 30 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 91. Calm wind becoming southwest around 5 mph.

    High: 91 °F

    Mostly Sunny
    then Chance
    T-storms

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 73. Calm wind.

    Low: 73 °F

    Partly Cloudy

  • Friday

    Friday: A 20 percent chance of showers and thunderstorms after 1pm.  Mostly sunny, with a high near 94. Calm wind becoming south southwest around 5 mph.

    High: 94 °F

    Mostly Sunny
    then Slight
    Chance
    T-storms

  • Friday Night

    Friday Night: Mostly clear, with a low around 74. Calm wind.

    Low: 74 °F

    Mostly Clear

  • Saturday

    Saturday: Sunny, with a high near 96.

    High: 96 °F

    Sunny

Detailed Forecast

Today
A slight chance of showers and thunderstorms between 1pm and 3pm. Sunny, with a high near 94. Heat index values as high as 105. South southwest wind around 5 mph. Chance of precipitation is 20%.
Tonight
Mostly clear, with a low around 73. Calm wind.
Wednesday
A 50 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 92. Heat index values as high as 103. Calm wind becoming west around 5 mph in the afternoon. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 20 percent chance of showers and thunderstorms. Patchy fog before 3am, then patchy fog after 4am. Otherwise, partly cloudy, with a low around 73. Calm wind.
Thursday
A 30 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 91. Calm wind becoming southwest around 5 mph.
Thursday Night
Partly cloudy, with a low around 73. Calm wind.
Friday
A 20 percent chance of showers and thunderstorms after 1pm. Mostly sunny, with a high near 94. Calm wind becoming south southwest around 5 mph.
Friday Night
Mostly clear, with a low around 74. Calm wind.
Saturday
Sunny, with a high near 96.
Saturday Night
Mostly clear, with a low around 75.
Sunday
Sunny, with a high near 96.
Sunday Night
Mostly clear, with a low around 74.
Monday
Sunny, with a high near 96.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SE Trimble TN
 36.15°N 89.15°W (Elev. 299 ft)
6:45 am CDT Aug 12, 2025
10am CDT Aug 12, 2025-6pm CDT Aug 18, 2025
 
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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