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      Elev 620 ft, 42.091 °N 90.129 °W

      Savanna, IL

      Savanna Station54°
      Updated: 12:54 AM CDT on September 22, 2026 (GMT -5)
      36 seconds ago
      63°
      59°
      54
      Feels Like 54
      Cloudy
      N
      6
      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
        Tonight
        Mon 09/21
        Low 53°f
         70% Precip. / 0.03 in
        Cloudy with periods of rain. Low 53F. Winds NE at 5 to 10 mph. Chance of rain 70%.
        Tomorrow
        Tue 09/22
        High 62°f
         19% Precip. / 0 in
        Cloudy skies. High 62F. Winds ENE at 10 to 15 mph.
        Tomorrow night
        Tue 09/22
        Low 51°f
         15% Precip. / 0 in
        Partly cloudy. Low 51F. Winds NE at 5 to 10 mph.
        Hourly Forecast
        Now
        54°
        1AM
        70%
        54°
        2AM
        60%
        54°
        3AM
        54°
        4AM
        55°
        5AM
        55°
        6AM
        33%
        55°
        6:48AM
        Sunrise
        7AM
        54°
        8AM
        55°
        9AM
        55°
        10AM
        57°
        11AM
        58°
        12PM
        59°
        1PM
        60°
        2PM
        61°
        3PM
        62°
        4PM
        61°
        5PM
        61°
        6PM
        60°
        6:57PM
        Sunset
        7PM
        58°
        8PM
        56°
        9PM
        55°
        10PM
        55°
        11PM
        54°
        12AM
        54°
        Precipitation
        70%
        Rain expected around 1:15 AM
        Pollen
        Ragweed Pollen
        Low
        Air Quality
        20
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 30.21 in
        2. Visibility 10 miles
        3. Clouds Cloudy
        4. Dew Point51°F
        5. Humidity 91%
        6. Rainfall 0.06 in
        7. Snow Depth 0 in
         KSFY Station History
        Almanac for September 22, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 63°F 75°F 90°F 2024
        4. Low 59°F 47°F 26°F 1976
        5. Rain/Snow Depth
        6. Precipitation 0.03 in 3.1 in -
        7. Snow 0 in 0 in -
        Almanac for September 23, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 63°F 74°F 91°F
        4. Low 59°F 47°F 23°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:48 AM 6:57 PM
        3. Civil Twilight 6:20 AM 7:25 PM
        4. Nautical Twilight 5:47 AM 7:58PM
        5. Astronomical Twilight 5:13 AM 8:31 PM
        1. Length of Visible Light 13h 5m
        2. Length of Day 12h 9m
        3. Tomorrow will be 2 minutes 49 seconds shorter
        1. Moon 5:11 PM 2:16 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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