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      Elev 1611 ft, 35.117 °N 85.353 °W

      Signal Mountain, TN

      Signal Mountain Station67°
      Updated: 5:47 AM EDT on September 22, 2026 (GMT -4)
      4 minutes ago
      88°
      70°
      67
      Feels Like 67
      Partly Cloudy
      N
      2
      Same temperature is expected today
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Today
        Tue 09/22
        High 88°f
         45% Precip. / 0.1 in
        Mixed clouds and sun this morning. Scattered thunderstorms developing this afternoon. Storms may contain strong gusty winds. High 88F. Winds NNE at 5 to 10 mph. Chance of rain 50%.
        Tonight
        Tue 09/22
        Low 68°f
         24% Precip. / 0 in
        Partly cloudy skies. Low 68F. Winds NNE at 5 to 10 mph.
        Tomorrow
        Wed 09/23
        High 81°f65°f
         51% Precip. / 0.15 in
        Cloudy in the morning with scattered thunderstorms developing later in the day. High 81F. Winds light and variable. Chance of rain 50%.
        Hourly Forecast
        Now
        68°
        6AM
        68°
        7AM
        68°
        7:29AM
        Sunrise
        8AM
        68°
        9AM
        70°
        10AM
        73°
        11AM
        75°
        12PM
        78°
        1PM
        84°
        2PM
        86°
        3PM
        31%
        87°
        4PM
        87°
        5PM
        30%
        86°
        6PM
        45%
        84°
        7PM
        33%
        81°
        7:38PM
        Sunset
        8PM
        78°
        9PM
        75°
        10PM
        74°
        11PM
        74°
        12AM
        73°
        1AM
        72°
        2AM
        72°
        3AM
        71°
        4AM
        71°
        5AM
        70°
        Precipitation
        45%
        Pollen
        Ragweed Pollen
        Moderate
        Air Quality
        65
        Moderate
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.98 in
        2. Visibility 9 miles
        3. Clouds Partly Cloudy
        4. Dew Point66°F
        5. Humidity 93%
        6. Rainfall 0.14 in
        7. Snow Depth 0 in
         KCHA Station History
        Almanac for September 22, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 88°F 83°F 96°F 2024
        4. Low 70°F 62°F 41°F 1913
        5. Rain/Snow Depth
        6. Precipitation 0.11 in 3.1 in -
        7. Snow 0 in 0 in -
        Almanac for September 23, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 82°F 82°F 96°F
        4. Low 70°F 61°F 40°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:29 AM 7:38 PM
        3. Civil Twilight 7:04 AM 8:03 PM
        4. Nautical Twilight 6:34 AM 8:32PM
        5. Astronomical Twilight 6:04 AM 9:02 PM
        1. Length of Visible Light 12h 59m
        2. Length of Day 12h 8m
        3. Tomorrow will be 2 minutes 12 seconds shorter
        1. Moon 5:36 PM 3:15 AM
        2. Waxing Gibbous85% of the Moon is Illuminated
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
        Precipitation
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