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      Air Quality Alert
      until 1:45 AM CDT
      Elev 520 ft, 38.791 °N 89.779 °W

      Marine, IL

      Marine Station93°
      Updated: 2:05 PM CDT on September 8, 2026 (GMT -5)
      1 minute ago
      94°
      60°
      93
      Feels Like 96
      Sunny
      N
      6
      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
        Today
        Wed 09/09
        High 94°f
         0% Precip. / 0 in
        Abundant sunshine. High 94F. Winds SSE at 5 to 10 mph.
        Tonight
        Wed 09/09
        Low 73°f
         5% Precip. / 0 in
        A clear sky. Low 73F. Winds S at 5 to 10 mph.
        Tomorrow
        Thu 09/10
        High 95°f70°f
         24% Precip. / 0 in
        Partly cloudy. A stray shower or thunderstorm is possible. High around 95F. Winds WSW at 5 to 10 mph.
        Hourly Forecast
        Now
        92°
        3PM
        93°
        4PM
        94°
        5PM
        94°
        6PM
        91°
        7PM
        86°
        7:18PM
        Sunset
        8PM
        81°
        9PM
        78°
        10PM
        77°
        11PM
        75°
        12AM
        75°
        1AM
        75°
        2AM
        75°
        3AM
        74°
        4AM
        74°
        5AM
        74°
        6AM
        74°
        6:35AM
        Sunrise
        7AM
        74°
        8AM
        77°
        9AM
        81°
        10AM
        86°
        11AM
        89°
        12PM
        91°
        1PM
        92°
        2PM
        93°
        Precipitation
        15%
        Pollen
        Ragweed Pollen
        High
        Air Quality
        36
        Good
        UV Index
        7
        High
        Additional Conditions
        1. Pressure 30.05 in
        2. Visibility 10 miles
        3. Clouds Clear
        4. Dew Point61°F
        5. Humidity 36%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KALN Station History
        Almanac for September 8, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 94°F 85°F 98°F 1971
        4. Low 60°F 60°F 39°F 2024
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.5 in -
        7. Snow 0 in 0 in -
        Almanac for September 9, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 95°F 85°F 98°F
        4. Low 60°F 59°F 39°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:34 AM 7:18 PM
        3. Civil Twilight 6:07 AM 7:45 PM
        4. Nautical Twilight 5:35 AM 8:16PM
        5. Astronomical Twilight 5:02 AM 8:49 PM
        1. Length of Visible Light 13h 37m
        2. Length of Day 12h 43m
        3. Tomorrow will be 2 minutes 28 seconds shorter
        1. Moon 3:32 AM 6:04 PM
        2. Waning Crescent9% of the Moon is Illuminated
        Sep 10
        New Moon
        Sep 18
        Waxing Half First Qtr
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Precipitation
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