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      Flood Watch
      until 1:00 PM CDT
      Elev 825 ft, 42.461 °N 88.984 °W

      South Beloit, IL

      South Beloit Station61°
      Updated: 2:45 AM CDT on September 19, 2026 (GMT -5)
      6 minutes ago
      69°
      57°
      61
      Feels Like 61
      Rain
      N
      13
      Gusts 24 mph
      Higher 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
        Sat 09/19
        Low 62°f
         100% Precip. / 1.37 in
        Thunderstorms, accompanied by locally heavy rainfall at times. Severe thunderstorms expected. Low 62F. Winds ESE at 10 to 15 mph. Chance of rain 100%. 1 to 2 inches of rain expected.
        Tomorrow
        Sat 09/19
        High 73°f
         100% Precip. / 1.37 in
        Heavy rain to start, then showers and thunderstorms in the afternoon. High 73F. Winds SSE at 5 to 10 mph. Chance of rain 100%. 1 to 2 inches of rain expected. Localized flooding is possible.
        Tomorrow night
        Sat 09/19
        Low 62°f
         87% Precip. / 0.75 in
        Thunderstorms during the evening followed by occasional showers overnight. Low 62F. Winds NE at 5 to 10 mph. Chance of rain 90%. Locally heavy rainfall possible.
        Hourly Forecast
        Now
        63°
        3AM
        100%
        63°
        4AM
        96%
        62°
        5AM
        98%
        62°
        6AM
        80%
        63°
        6:40AM
        Sunrise
        7AM
        96%
        63°
        8AM
        100%
        64°
        9AM
        100%
        65°
        10AM
        71%
        66°
        11AM
        61%
        68°
        12PM
        71%
        69°
        1PM
        67%
        70°
        2PM
        53%
        71°
        3PM
        35%
        72°
        4PM
        31%
        71°
        5PM
        54%
        72°
        6PM
        57%
        71°
        6:58PM
        Sunset
        7PM
        75%
        71°
        8PM
        87%
        69°
        9PM
        84%
        68°
        10PM
        59%
        68°
        11PM
        53%
        67°
        12AM
        64%
        67°
        1AM
        55%
        66°
        2AM
        52%
        66°
        Precipitation
        100%
        Thunderstorms likely to continue
        Pollen
        None
        Air Quality
        28
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.99 in
        2. Visibility 2.8 miles
        3. Clouds Cloudy
        4. Dew Point61°F
        5. Humidity 94%
        6. Rainfall 0.59 in
        7. Snow Depth 0 in
         KJVL Station History
        Almanac for September 19, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 69°F 70°F 91°F 1948
        4. Low 57°F 49°F 34°F 1901
        5. Rain/Snow Depth
        6. Precipitation 1.37 in 3.2 in -
        7. Snow 0 in 0 in -
        Almanac for September 20, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 72°F 70°F 98°F
        4. Low 57°F 49°F 30°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:40 AM 6:58 PM
        3. Civil Twilight 6:12 AM 7:26 PM
        4. Nautical Twilight 5:38 AM 7:59PM
        5. Astronomical Twilight 5:05 AM 8:33 PM
        1. Length of Visible Light 13h 14m
        2. Length of Day 12h 18m
        3. Tomorrow will be 2 minutes 51 seconds shorter
        1. Moon 3:28 PM -
        2. Waxing Gibbous59% 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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