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

Dangerously Excessive Heat and Humidity Continues from the Midwest and Eastward

Oppressive heat and humidity will continue through Saturday from the Midwest to the East Coast. The Midwest will get a slight reprieve on Sunday as a cold front moves through the area, while excessive heat continues in the East. In addition, strong to severe storms will bring potential for damaging winds, hail, and heavy rain on Saturday. Read More >

Hazardous Weather Conditions

Current conditions at

Chattanooga, Lovell Field (KCHA)

Lat: 35.03°NLon: 85.2°WElev: 679ft.

Partly Cloudy

77°F

25°C

Humidity 94%
Wind Speed Calm
Barometer 30.05 in (1016.6 mb)
Dewpoint 75°F (24°C)
Visibility 10.00 mi
Heat Index78°F (26°C)
Last update 20 Jul 5:53 am EDT
Extended Forecast for

Dayton TN

  • Today

    Today: Showers and thunderstorms likely, mainly after 4pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 89. Heat index values as high as 97. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

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

    High: 89 °F

  • Tonight

    Tonight: Showers and thunderstorms likely, mainly before 7pm. Mostly cloudy, with a low around 72. 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.

    T-storms
    Likely then
    Chance
    T-storms

    Low: 72 °F

  • Sunday

    Sunday: Showers and thunderstorms likely, mainly after 4pm. Mostly cloudy, with a high near 85. Southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    T-storms
    Likely

    High: 85 °F

  • Sunday
    Night

    Sunday Night: A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. West wind around 5 mph.

    Chance
    T-storms

    Low: 70 °F

  • Monday

    Monday: Showers and thunderstorms likely, mainly after noon. Mostly cloudy, with a high near 83. Southwest wind 5 to 10 mph. Chance of precipitation is 70%.

    T-storms
    Likely

    High: 83 °F

  • Monday
    Night

    Monday Night: Showers and possibly a thunderstorm, mainly before 3am, then a chance of showers and thunderstorms after 3am. Low around 66. Chance of precipitation is 80%.

    Showers

    Low: 66 °F

  • Tuesday

    Tuesday: A 50 percent chance of showers. Mostly cloudy, with a high near 79.

    Chance
    Showers

    High: 79 °F

  • Tuesday
    Night

    Tuesday Night: A 10 percent chance of showers before 8pm. Partly cloudy, with a low around 61.

    Slight Chance
    Showers then
    Partly Cloudy

    Low: 61 °F

  • Wednesday

    Wednesday: Sunny, with a high near 83.

    Sunny

    High: 83 °F

Detailed Forecast

Today
Showers and thunderstorms likely, mainly after 4pm. Patchy fog before 8am. Otherwise, mostly sunny, with a high near 89. Heat index values as high as 97. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Tonight
Showers and thunderstorms likely, mainly before 7pm. Mostly cloudy, with a low around 72. 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.
Sunday
Showers and thunderstorms likely, mainly after 4pm. Mostly cloudy, with a high near 85. Southwest wind 5 to 10 mph. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Sunday Night
A 30 percent chance of showers and thunderstorms. Mostly cloudy, with a low around 70. West wind around 5 mph.
Monday
Showers and thunderstorms likely, mainly after noon. Mostly cloudy, with a high near 83. Southwest wind 5 to 10 mph. Chance of precipitation is 70%.
Monday Night
Showers and possibly a thunderstorm, mainly before 3am, then a chance of showers and thunderstorms after 3am. Low around 66. Chance of precipitation is 80%.
Tuesday
A 50 percent chance of showers. Mostly cloudy, with a high near 79.
Tuesday Night
A 10 percent chance of showers before 8pm. Partly cloudy, with a low around 61.
Wednesday
Sunny, with a high near 83.
Wednesday Night
Mostly clear, with a low around 61.
Thursday
Mostly sunny, with a high near 85.
Thursday Night
Partly cloudy, with a low around 64.
Friday
Mostly sunny, with a high near 85.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Dayton TN
 35.51°N 85.04°W (Elev. 1152 ft)
Last Update:
5:26 am EDT Jul 20, 2019
Forecast Valid:
6am EDT Jul 20, 2019-6pm EDT Jul 26, 2019
 
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