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      Elev 787 ft, 42.491 °N 89.081 °W

      South Beloit, IL

      Updated: 8:51 AM CDT on September 17, 2026 (GMT -5)
      1 minute ago
      72°
      61°
      63
      Feels Like 63
      Rain
      N
      7
      Similar 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
        Fri 09/18
        High 72°f
        100% Precip. / 0.13 in
        Cloudy. Periods of rain this morning. High 72F. Winds NNE at 5 to 10 mph. Chance of rain 100%. Locally heavy rainfall possible.
        Tonight
        Fri 09/18
        Low 58°f
        24% Precip. / 0 in
        Cloudy skies this evening will become partly cloudy after midnight. Low 58F. Winds NE at 5 to 10 mph.
        Tomorrow
        Sat 09/19
        High 69°f62°f
        41% Precip. / 0.13 in
        Partly cloudy in the morning. Increasing clouds with periods of showers later in the day. High 69F. Winds E at 10 to 15 mph. Chance of rain 40%.
        Hourly Forecast
        Now
        63°
        9AM
        96%
        63°
        10AM
        68%
        65°
        11AM
        67°
        12PM
        70°
        1PM
        71°
        2PM
        72°
        3PM
        72°
        4PM
        71°
        5PM
        71°
        6PM
        70°
        7PM
        69°
        7:02PM
        Sunset
        8PM
        67°
        9PM
        66°
        10PM
        65°
        11PM
        64°
        12AM
        63°
        1AM
        62°
        2AM
        62°
        3AM
        60°
        4AM
        60°
        5AM
        59°
        6AM
        59°
        6:39AM
        Sunrise
        7AM
        59°
        8AM
        61°
        Additional Conditions
        1. Pressure 30.22 in
        2. Visibility 5 miles
        3. Clouds Cloudy
        4. Dew Point62°F
        5. Humidity 98%
        6. Rainfall 0.3 in
        7. Snow Depth 0 in
        KJVL Station History
        Almanac for September 17, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 72°F 71°F 90°F 1955
        4. Low 61°F 50°F 37°F 1984
        5. Rain/Snow Depth
        6. Precipitation 0.13 in 3.2 in -
        7. Snow 0 in 0 in -
        Almanac for September 18, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 69°F 71°F 91°F
        4. Low 61°F 50°F 32°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:38 AM 7:02 PM
        3. Civil Twilight 6:10 AM 7:30 PM
        4. Nautical Twilight 5:37 AM 8:03PM
        5. Astronomical Twilight 5:02 AM 8:37 PM
        1. Length of Visible Light 13h 20m
        2. Length of Day 12h 23m
        3. Tomorrow will be 2 minutes 51 seconds shorter
        1. Moon 1:47 PM 10:14 PM
        2. Waxing Crescent39% of the Moon is Illuminated
        Sep 18
        Waxing Half First Qtr
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Oct 10
        New Moon
        Precipitation
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        Weather Alerts
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