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      Flood Watch
      until 1:00 PM CDT
      Elev 705 ft, 41.525 °N 87.715 °W

      Matteson, IL

      Matteson Station69°
      Updated: 7:25 PM CDT on September 18, 2026 (GMT -5)
      6 minutes ago
      73°
      64°
      69
      Feels Like 69
      Partly Cloudy
      N
      6
      Similar temperature is expected tomorrow
      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
        Fri 09/18
        Low 63°f
         47% Precip. / 0.08 in
        Cloudy this evening. Scattered thunderstorms developing after midnight. Severe thunderstorms expected. Low 63F. Winds ESE at 5 to 10 mph. Chance of rain 50%.
        Tomorrow
        Sat 09/19
        High 76°f
         76% Precip. / 0.46 in
        Thunderstorms likely in the morning. Then a chance of scattered thunderstorms in the afternoon. Severe thunderstorms expected. High 76F. Winds SSE at 5 to 10 mph. Chance of rain 80%.
        Tomorrow night
        Sat 09/19
        Low 65°f
         58% Precip. / 0.32 in
        Scattered thunderstorms. Storms may contain strong gusty winds. Low near 65F. Winds W at 5 to 10 mph. Chance of rain 60%.
        Hourly Forecast
        Now
        69°
        8PM
        69°
        9PM
        68°
        10PM
        67°
        11PM
        67°
        12AM
        67°
        1AM
        67°
        2AM
        35%
        66°
        3AM
        37%
        66°
        4AM
        45%
        65°
        5AM
        40%
        65°
        6AM
        48%
        64°
        6:35AM
        Sunrise
        7AM
        76%
        64°
        8AM
        67%
        65°
        9AM
        70%
        65°
        10AM
        76%
        66°
        11AM
        60%
        66°
        12PM
        41%
        68°
        1PM
        71°
        2PM
        30%
        73°
        3PM
        74°
        4PM
        75°
        5PM
        42%
        74°
        6PM
        43%
        74°
        6:53PM
        Sunset
        7PM
        50%
        73°
        Precipitation
        76%
        Pollen
        Ragweed Pollen
        Low
        Air Quality
        28
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 30.12 in
        2. Visibility 10 miles
        3. Clouds Partly Cloudy
        4. Dew Point60°F
        5. Humidity 73%
        6. Rainfall 0.02 in
        7. Snow Depth 0 in
         KIGQ Station History
        Almanac for September 19, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 73°F 75°F 92°F 1955
        4. Low 64°F 53°F 37°F 1991
        5. Rain/Snow Depth
        6. Precipitation 0.08 in 3.2 in -
        7. Snow 0 in 0 in -
        Almanac for September 20, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 76°F 75°F 91°F
        4. Low 64°F 53°F 37°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:35 AM 6:53 PM
        3. Civil Twilight 6:07 AM 7:20 PM
        4. Nautical Twilight 5:35 AM 7:53PM
        5. Astronomical Twilight 5:01 AM 8:26 PM
        1. Length of Visible Light 13h 13m
        2. Length of Day 12h 17m
        3. Tomorrow will be 2 minutes 46 seconds shorter
        1. Moon 3:19 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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