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

Excessive Heat to Continue for Washington State; Flooding Impacts Expected in the Southwest U.S.

Excessive heat will continue over portions of central Washington Friday with afternoon temperatures into the 100s. In the Desert Southwest, monsoon activity will continue to generate localized flash flooding impacts in arroyos, slot canyons, and urban areas, as well as rapid rises on rivers, through this weekend. Flood Watches are widespread across Arizona, and New Mexico into far west Texas. Read More >

Current conditions at

Chattanooga, Lovell Field (KCHA)

Lat: 35.03°NLon: 85.2°WElev: 679ft.

Mostly Cloudy

71°F

22°C

Humidity 81%
Wind Speed Calm
Barometer 30.00 in (1015.1 mb)
Dewpoint 65°F (18°C)
Visibility 10.00 mi
Last update 19 Aug 3:53 am EDT
Extended Forecast for

Chattanooga TN

  • Overnight

    Overnight: A 20 percent chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 69. Calm wind.

    Slight Chance
    T-storms

    Low: 69 °F

  • Friday

    Friday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 3pm. Partly sunny, with a high near 82. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.

    Slight Chance
    T-storms then
    Showers
    Likely

    High: 82 °F

  • Friday
    Night

    Friday Night: Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms, mainly between 7pm and 9pm. Mostly cloudy, with a low around 70. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Showers
    Likely then
    Slight Chance
    T-storms

    Low: 70 °F

  • Saturday

    Saturday: A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 5pm, then showers likely and possibly a thunderstorm after 5pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 85. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%.

    Showers
    Likely and
    Patchy Fog

    High: 85 °F

  • Saturday
    Night

    Saturday Night: Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 70. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

    Showers
    Likely then
    Chance
    T-storms

    Low: 70 °F

  • Sunday

    Sunday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 85. Calm wind becoming southwest around 5 mph in the morning. Chance of precipitation is 70%.

    Chance
    T-storms then
    Showers
    Likely

    High: 85 °F

  • Sunday
    Night

    Sunday Night: Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 70. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.

    Showers
    Likely

    Low: 70 °F

  • Monday

    Monday: A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8am. Partly sunny, with a high near 83. Chance of precipitation is 70%.

    Showers
    Likely

    High: 83 °F

  • Monday
    Night

    Monday Night: A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 68.

    Chance
    T-storms then
    Chance
    Showers

    Low: 68 °F

Detailed Forecast

Overnight
A 20 percent chance of showers and thunderstorms after 5am. Partly cloudy, with a low around 69. Calm wind.
Friday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 3pm. Partly sunny, with a high near 82. Calm wind becoming southeast around 5 mph in the afternoon. Chance of precipitation is 60%. New rainfall amounts between a quarter and half of an inch possible.
Friday Night
Showers likely and possibly a thunderstorm before 7pm, then a chance of showers and thunderstorms, mainly between 7pm and 9pm. Mostly cloudy, with a low around 70. Southeast wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Saturday
A chance of showers before 11am, then a chance of showers and thunderstorms between 11am and 5pm, then showers likely and possibly a thunderstorm after 5pm. Patchy fog before 9am. Otherwise, partly sunny, with a high near 85. Calm wind becoming south around 5 mph in the afternoon. Chance of precipitation is 60%.
Saturday Night
Showers likely and possibly a thunderstorm before 8pm, then a chance of showers and thunderstorms after 8pm. Mostly cloudy, with a low around 70. South wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Sunday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 2pm. Partly sunny, with a high near 85. Calm wind becoming southwest around 5 mph in the morning. Chance of precipitation is 70%.
Sunday Night
Showers likely and possibly a thunderstorm before 2am, then a chance of showers and thunderstorms after 2am. Mostly cloudy, with a low around 70. Southwest wind around 5 mph becoming calm in the evening. Chance of precipitation is 60%.
Monday
A chance of showers and thunderstorms, then showers likely and possibly a thunderstorm after 8am. Partly sunny, with a high near 83. Chance of precipitation is 70%.
Monday Night
A 30 percent chance of showers and thunderstorms before 2am. Mostly cloudy, with a low around 68.
Tuesday
A 20 percent chance of showers and thunderstorms after 2pm. Mostly sunny, with a high near 86.
Tuesday Night
A 10 percent chance of showers and thunderstorms. Partly cloudy, with a low around 68.
Wednesday
A 20 percent chance of showers and thunderstorms. Mostly sunny, with a high near 87.
Wednesday Night
A 10 percent chance of showers and thunderstorms. Partly cloudy, with a low around 69.
Thursday
A 30 percent chance of showers and thunderstorms. Mostly sunny, with a high near 86.
Click Map For Forecast
Disclaimer
Map Legend
Point Forecast:
Chattanooga TN
 35.07°N 85.27°W (Elev. 659 ft)
Last Update:
3:23 am EDT Aug 19, 2022
Forecast Valid:
4am EDT Aug 19, 2022-6pm EDT Aug 25, 2022
 
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Additional Resources

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Chance of Precipitation