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

      Matteson, IL

      Matteson Station74°
      Updated: 5:30 PM CDT on September 18, 2026 (GMT -5)
      5 minutes ago
      74°
      63°
      74
      Feels Like 75
      Mostly Cloudy
      N
      9
      Gusts 16 mph
      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
         62% Precip. / 0.14 in
        Partly to mostly cloudy with scattered showers and thunderstorms developing overnight. Severe thunderstorms expected. Low 63F. Winds E at 5 to 10 mph. Chance of rain 60%.
        Tomorrow
        Sat 09/19
        High 74°f
         85% Precip. / 0.53 in
        Thunderstorms likely in the morning. Then a chance of scattered thunderstorms in the afternoon. Severe thunderstorms expected. High 74F. Winds SSE at 5 to 10 mph. Chance of rain 90%.
        Tomorrow night
        Sat 09/19
        Low 65°f
         69% Precip. / 0.34 in
        Showers and thunderstorms likely. Storms may contain strong gusty winds. Low near 65F. Winds WSW at 5 to 10 mph. Chance of rain 70%.
        Hourly Forecast
        Now
        72°
        6PM
        72°
        6:54PM
        Sunset
        7PM
        71°
        8PM
        69°
        9PM
        68°
        10PM
        67°
        11PM
        67°
        12AM
        67°
        1AM
        43%
        67°
        2AM
        53%
        66°
        3AM
        43%
        66°
        4AM
        63%
        65°
        5AM
        47%
        64°
        6AM
        49%
        64°
        6:35AM
        Sunrise
        7AM
        76%
        64°
        8AM
        63%
        64°
        9AM
        75%
        64°
        10AM
        85%
        64°
        11AM
        49%
        65°
        12PM
        41%
        67°
        1PM
        36%
        71°
        2PM
        72°
        3PM
        73°
        4PM
        32%
        73°
        5PM
        73°
        Precipitation
        85%
        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 Mostly Cloudy
        4. Dew Point60°F
        5. Humidity 65%
        6. Rainfall 0.01 in
        7. Snow Depth 0 in
         KIGQ Station History
        Almanac for September 18, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 74°F 75°F 93°F 1953
        4. Low 63°F 54°F 38°F 1959
        5. Rain/Snow Depth
        6. Precipitation 0.14 in 3.2 in -
        7. Snow 0 in 0 in -
        Almanac for September 19, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 74°F 75°F 92°F
        4. Low 63°F 53°F 37°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:34 AM 6:54 PM
        3. Civil Twilight 6:06 AM 7:22 PM
        4. Nautical Twilight 5:33 AM 7:55PM
        5. Astronomical Twilight 5:00 AM 8:28 PM
        1. Length of Visible Light 13h 15m
        2. Length of Day 12h 20m
        3. Tomorrow will be 2 minutes 46 seconds shorter
        1. Moon 2:32 PM 11:03 PM
        2. First Quarter49% 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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