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      Special Weather Statement
      until 8:00 AM CDT
      Elev 600 ft, 40.361 °N 90.094 °W

      Lewistown, IL

      Therkildsen Field Station Station74°
      Updated: 7:45 AM CDT on September 17, 2026 (GMT -5)
      1 minute ago
      90°
      70°
      74
      Feels Like 76
      Partly Cloudy
      N
      4
      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
        Fri 09/18
        High 90°f
         15% Precip. / 0 in
        Sun and clouds mixed. Slight chance of a rain shower. High around 90F. Winds W at 5 to 10 mph.
        Tonight
        Fri 09/18
        Low 69°f
         24% Precip. / 0 in
        Partly cloudy early followed by cloudy skies overnight. A stray shower or thunderstorm is possible. Low 69F. Winds NNE at 5 to 10 mph.
        Tomorrow
        Sat 09/19
        High 82°f71°f
         41% Precip. / 0.05 in
        Showers in the morning, then partly cloudy in the afternoon. High 82F. Winds E at 5 to 10 mph. Chance of rain 40%.
        Hourly Forecast
        Now
        73°
        8AM
        74°
        9AM
        77°
        10AM
        80°
        11AM
        83°
        12PM
        85°
        1PM
        86°
        2PM
        88°
        3PM
        88°
        4PM
        89°
        5PM
        88°
        6PM
        86°
        7PM
        83°
        7:05PM
        Sunset
        8PM
        80°
        9PM
        77°
        10PM
        76°
        11PM
        75°
        12AM
        74°
        1AM
        73°
        2AM
        73°
        3AM
        72°
        4AM
        72°
        5AM
        71°
        6AM
        70°
        6:44AM
        Sunrise
        7AM
        70°
        Precipitation
        24%
        Pollen
        Ragweed Pollen
        High
        Air Quality
        68
        Moderate
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 30.18 in
        2. Visibility 7 miles
        3. Clouds Partly Cloudy
        4. Dew Point72°F
        5. Humidity 98%
        6. Rainfall 0.1 in
        7. Snow Depth 0 in
         KCTK Station History
        Almanac for September 17, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 90°F 80°F 93°F 1997
        4. Low 70°F 53°F 36°F 1999
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.2 in -
        7. Snow 0 in 0 in -
        Almanac for September 18, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 82°F 80°F 93°F
        4. Low 70°F 52°F 40°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:43 AM 7:05 PM
        3. Civil Twilight 6:15 AM 7:32 PM
        4. Nautical Twilight 5:43 AM 8:04PM
        5. Astronomical Twilight 5:11 AM 8:37 PM
        1. Length of Visible Light 13h 16m
        2. Length of Day 12h 22m
        3. Tomorrow will be 2 minutes 37 seconds shorter
        1. Moon 1:42 PM 10:28 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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