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

Erin Strengthens to a Hurricane; Heavy Rainfall Possible in Puerto Rico and the Virgin Islands, the Upper Midwest, South Texas

Hurricane Erin may bring isolated flash and urban flooding, landslides or mudslides, and possible tropical storm conditions to Puerto Rico and the U.S. Virgin Islands this weekend. Scattered thunderstorms and heavy rainfall may bring areas of flooding this weekend over the Upper Midwest. A tropical disturbance will bring locally heavy rain and mainly urban flash flooding to far southern Texas. Read More >

Current conditions at

Chattanooga, Lovell Field (KCHA)

Lat: 35.03°NLon: 85.2°WElev: 679ft.

A Few Clouds

79°F

26°C

Humidity 77%
Wind Speed Calm
Barometer 30.16 in (1020.3 mb)
Dewpoint 71°F (22°C)
Visibility 10.00 mi
Heat Index82°F (28°C)
Last update 16 Aug 9:53 am EDT
Extended Forecast for

Chattanooga, Lovell Field TN

  • Today

    Today: A 10 percent chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 93. Heat index values as high as 101. Calm wind.

    High: 93 °F

    Sunny then
    Slight Chance
    T-storms

  • Tonight

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

    Low: 73 °F

    Mostly Clear

  • Sunday

    Sunday: Sunny and hot, with a high near 94. Heat index values as high as 99. Calm wind.

    High: 94 °F

    Hot

  • Sunday Night

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

    Low: 73 °F

    Mostly Clear

  • Monday

    Monday: Sunny and hot, with a high near 94. Calm wind becoming northeast around 5 mph in the afternoon.

    High: 94 °F

    Hot

  • Monday Night

    Monday Night: Mostly clear, with a low around 74. North wind around 5 mph becoming calm.

    Low: 74 °F

    Mostly Clear

  • Tuesday

    Tuesday: Sunny and hot, with a high near 95. Calm wind.

    High: 95 °F

    Hot

  • Tuesday Night

    Tuesday Night: Mostly clear, with a low around 74.

    Low: 74 °F

    Mostly Clear

  • Wednesday

    Wednesday: A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 93.

    High: 93 °F

    Sunny then
    Chance
    T-storms

Detailed Forecast

Today
A 10 percent chance of showers and thunderstorms after 4pm. Sunny and hot, with a high near 93. Heat index values as high as 101. Calm wind.
Tonight
Mostly clear, with a low around 73. Calm wind.
Sunday
Sunny and hot, with a high near 94. Heat index values as high as 99. Calm wind.
Sunday Night
Mostly clear, with a low around 73. Calm wind.
Monday
Sunny and hot, with a high near 94. Calm wind becoming northeast around 5 mph in the afternoon.
Monday Night
Mostly clear, with a low around 74. North wind around 5 mph becoming calm.
Tuesday
Sunny and hot, with a high near 95. Calm wind.
Tuesday Night
Mostly clear, with a low around 74.
Wednesday
A 40 percent chance of showers and thunderstorms after 2pm. Mostly sunny and hot, with a high near 93.
Wednesday Night
A 30 percent chance of showers and thunderstorms, mainly before 8pm. Partly cloudy, with a low around 72.
Thursday
A 40 percent chance of showers and thunderstorms. Partly sunny, with a high near 89.
Thursday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 71.
Friday
A 50 percent chance of showers and thunderstorms. Partly sunny, with a high near 86.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Chattanooga, Lovell Field TN
 35.05°N 85.19°W (Elev. 679 ft)
Last Update:
7:07 am EDT Aug 16, 2025
Forecast Valid:
9am EDT Aug 16, 2025-6pm EDT Aug 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