My Profile
  1. Member Settings
  2. My Devices
  3. Sign Out
        More Settings
      Elev 308 ft, 35.335 °N 86.566 °W

      Petersburg, TN

      Updated: 8:00 AM CDT on September 30, 2026 (GMT -5)
      3 minutes ago
      90°
      49°
      57
      Feels Like 57
      Sunny
      N
      2
      Similar temperature is expected today
      Wundermap
      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
        Wed 09/30
        High 90°f
        1% Precip. / 0 in
        Some clouds this morning will give way to generally sunny skies for the afternoon. High around 90F. Winds S at 5 to 10 mph.
        Tonight
        Wed 09/30
        Low 64°f
        2% Precip. / 0 in
        A few passing clouds. Low 64F. Winds light and variable.
        Tomorrow
        Thu 10/01
        High 91°f68°f
        3% Precip. / 0 in
        Sunny, along with a few afternoon clouds. High 91F. Winds S at 10 to 15 mph.
        Hourly Forecast
        Now
        58°
        9AM
        66°
        10AM
        73°
        11AM
        78°
        12PM
        84°
        1PM
        86°
        2PM
        88°
        3PM
        89°
        4PM
        88°
        5PM
        87°
        6PM
        84°
        6:31PM
        Sunset
        7PM
        78°
        8PM
        72°
        9PM
        68°
        10PM
        66°
        11PM
        65°
        12AM
        65°
        1AM
        65°
        2AM
        66°
        3AM
        65°
        4AM
        65°
        5AM
        65°
        6AM
        65°
        6:41AM
        Sunrise
        7AM
        65°
        8AM
        69°
        Additional Conditions
        1. Pressure 30.06 in
        2. Visibility 10 miles
        3. Clouds Clear
        4. Dew Point55°F
        5. Humidity 89%
        6. Rainfall 0 in
        7. Snow Depth 0 in
        KSYI Station History
        Almanac for September 30, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 90°F 80°F 97°F 2019
        4. Low 49°F 55°F 32°F 1967
        5. Rain/Snow Depth
        6. Precipitation 0 in 2.9 in -
        7. Snow 0 in - in -
        Almanac for October 1, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 91°F 79°F 99°F
        4. Low 64°F 54°F 36°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:40 AM 6:31 PM
        3. Civil Twilight 6:15 AM 6:56 PM
        4. Nautical Twilight 5:45 AM 7:26PM
        5. Astronomical Twilight 5:15 AM 7:55 PM
        1. Length of Visible Light 12h 41m
        2. Length of Day 11h 50m
        3. Tomorrow will be 2 minutes 12 seconds shorter
        1. Moon 8:54 PM 11:08 AM
        2. Waning Gibbous77% of the Moon is Illuminated
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
        Oct 25
        Full Moon
        Nearby Weather Stations
        Station Location
        Temp
        Windchill
        Heat Index
        Dew Point
        Humidity
        Wind
        Precip.
        Elev.
        Updated
        Loading nearby stations…
        Precipitation
        Loading…
        Loading…
        Weather Alerts
        Loading…
        Level Access
        Glossary