Forecast

    Forecast for Chattanooga, TN | Forecast Periods: 14
    Sunday
    Mar 15
    2026

    Chattanooga, TN

    Updated: 2:21 PM EDT

    74°F

    Mostly Cloudy

    15 mph S
    Precipitation: 4%

    Mostly cloudy, with a high near 74. South wind around 15 mph, with gusts as high as 30 mph.

    Hourly Forecast

    SUN15:00
    71°F
    Mostly Cloudy
    Dewpoint:12.8°Precip:3%Humidity:57%Wind:15 mph S
    SUN16:00
    73°F
    Mostly Cloudy
    Dewpoint:12.8°Precip:4%Humidity:53%Wind:15 mph S
    SUN17:00
    73°F
    Mostly Cloudy
    Dewpoint:12.8°Precip:3%Humidity:53%Wind:15 mph S
    SUN18:00
    74°F
    Mostly Cloudy
    Dewpoint:12.8°Precip:1%Humidity:51%Wind:15 mph S
    SUN19:00
    72°F
    Mostly Cloudy
    Dewpoint:12.8°Precip:3%Humidity:55%Wind:15 mph S
    MON20:00
    70°F
    Mostly Cloudy
    Dewpoint:12.8°Precip:3%Humidity:59%Wind:15 mph S
    MON21:00
    67°F
    Mostly Cloudy
    Dewpoint:13.3°Precip:4%Humidity:68%Wind:15 mph S
    MON22:00
    67°F
    Mostly Cloudy
    Dewpoint:13.9°Precip:4%Humidity:70%Wind:15 mph S
    MON23:00
    67°F
    Slight Chance Showers And Thunderstorms
    Dewpoint:14.4°Precip:15%Humidity:73%Wind:15 mph S
    MON00:00
    66°F
    Chance Showers And Thunderstorms
    Dewpoint:14.4°Precip:25%Humidity:75%Wind:15 mph S
    MON01:00
    66°F
    Chance Showers And Thunderstorms
    Dewpoint:15°Precip:50%Humidity:78%Wind:15 mph S
    MON02:00
    66°F
    Showers And Thunderstorms
    Dewpoint:14.4°Precip:78%Humidity:75%Wind:15 mph S
    MON03:00
    62°F
    Showers And Thunderstorms
    Dewpoint:13.3°Precip:92%Humidity:81%Wind:15 mph W
    MON04:00
    57°F
    Showers And Thunderstorms
    Dewpoint:11.1°Precip:95%Humidity:83%Wind:15 mph W
    MON05:00
    55°F
    Rain Showers Likely
    Dewpoint:9.4°Precip:68%Humidity:80%Wind:15 mph W
    MON06:00
    48°F
    Chance Rain Showers
    Dewpoint:7.8°Precip:40%Humidity:93%Wind:15 mph W
    MON07:00
    47°F
    Slight Chance Rain Showers
    Dewpoint:6.7°Precip:21%Humidity:89%Wind:15 mph W
    MON08:00
    44°F
    Chance Rain Showers
    Dewpoint:4.4°Precip:45%Humidity:86%Wind:10 mph W
    MON09:00
    41°F
    Chance Rain Showers
    Dewpoint:2.2°Precip:45%Humidity:82%Wind:15 mph W
    MON10:00
    41°F
    Chance Rain Showers
    Dewpoint:1.1°Precip:45%Humidity:76%Wind:15 mph W
    MON11:00
    42°F
    Chance Rain And Snow Showers
    Dewpoint:0.6°Precip:45%Humidity:70%Wind:15 mph W
    MON12:00
    41°F
    Chance Rain And Snow Showers
    Dewpoint:0°Precip:45%Humidity:70%Wind:15 mph W
    MON13:00
    40°F
    Chance Rain And Snow Showers
    Dewpoint:-0.6°Precip:45%Humidity:70%Wind:15 mph W
    MON14:00
    39°F
    Slight Chance Snow Showers
    Dewpoint:-1.1°Precip:20%Humidity:70%Wind:15 mph W

    Extended Forecast

    Tonight

    Sun, Mar 15
    40°F
    Slight Chance Showers And Thunderstorms then Showers And Thunderstorms
    15 mph SW
    Precipitation: 95%
    A slight chance of showers and thunderstorms between 11pm and midnight, then showers and thunderstorms. Mostly cloudy. Low around 40, with temperatures rising to around 55 overnight. Southwest wind around 15 mph, with gusts as high as 35 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    Monday

    Mon, Mar 16
    45°F
    Chance Rain And Snow Showers
    10 mph W
    Precipitation: 45%
    A chance of rain showers before 11am, then a chance of rain and snow showers. Mostly cloudy. High near 45, with temperatures falling to around 41 in the afternoon. West wind 10 to 15 mph, with gusts as high as 30 mph. Chance of precipitation is 50%. New rainfall amounts between a quarter and half of an inch possible.

    Monday Night

    Mon, Mar 16
    26°F
    Slight Chance Snow Showers then Partly Cloudy
    5 mph NW
    Precipitation: 20%
    A slight chance of snow showers before 8pm. Partly cloudy, with a low around 26. Northwest wind 5 to 15 mph, with gusts as high as 25 mph. Chance of precipitation is 20%.

    Tuesday

    Tue, Mar 17
    45°F
    Sunny
    5 mph NW
    Precipitation: 4%
    Sunny, with a high near 45. Northwest wind 5 to 10 mph.

    Tuesday Night

    Tue, Mar 17
    28°F
    Partly Cloudy
    0 mph N
    Precipitation: 0%
    Partly cloudy, with a low around 28. North wind 0 to 5 mph.

    Wednesday

    Wed, Mar 18
    55°F
    Mostly Cloudy
    0 mph SE
    Precipitation: 0%
    Mostly cloudy, with a high near 55. Southeast wind 0 to 5 mph.

    Wednesday Night

    Wed, Mar 18
    36°F
    Partly Cloudy
    0 mph S
    Precipitation: 3%
    Partly cloudy, with a low around 36.

    Thursday

    Thu, Mar 19
    67°F
    Sunny
    0 mph SW
    Precipitation: 3%
    Sunny, with a high near 67.

    Thursday Night

    Thu, Mar 19
    44°F
    Partly Cloudy
    0 mph SW
    Precipitation: 3%
    Partly cloudy, with a low around 44.

    Friday

    Fri, Mar 20
    75°F
    Mostly Sunny
    0 mph SW
    Precipitation: 3%
    Mostly sunny, with a high near 75.

    Friday Night

    Fri, Mar 20
    51°F
    Partly Cloudy
    0 mph W
    Precipitation: 3%
    Partly cloudy, with a low around 51.

    Saturday

    Sat, Mar 21
    75°F
    Partly Sunny
    0 mph W
    Precipitation: 4%
    Partly sunny, with a high near 75.

    Saturday Night

    Sat, Mar 21
    46°F
    Partly Cloudy
    5 mph NW
    Precipitation: 5%
    Partly cloudy, with a low around 46.

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