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      Heat Advisory
      until 7:00 PM CDT
      Elev 604 ft, 39.786 °N 89.660 °W

      Springfield, IL

      Springfield Station73°
      Updated: 3:16 AM CDT on September 17, 2026 (GMT -5)
      1 minute ago
      91°
      71°
      73
      Feels Like 73
      Clear
      N
      3
      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
        Thu 09/17
        Low 73°f
         5% Precip. / 0 in
        Clear skies. Low 73F. Winds light and variable.
        Tomorrow
        Fri 09/18
        High 93°f
         18% Precip. / 0 in
        Intervals of clouds and sunshine. Slight chance of a rain shower. High 93F. Winds W at 5 to 10 mph.
        Tomorrow night
        Fri 09/18
        Low 71°f
         24% Precip. / 0 in
        A stray shower or thunderstorm is possible early. Partly cloudy skies early will become overcast later during the night. Low 71F. Winds NNE at 5 to 10 mph.
        Hourly Forecast
        Now
        73°
        4AM
        73°
        5AM
        73°
        6AM
        73°
        6:41AM
        Sunrise
        7AM
        74°
        8AM
        77°
        9AM
        81°
        10AM
        84°
        11AM
        86°
        12PM
        87°
        1PM
        89°
        2PM
        90°
        3PM
        92°
        4PM
        91°
        5PM
        92°
        6PM
        90°
        7PM
        86°
        7:03PM
        Sunset
        8PM
        83°
        9PM
        80°
        10PM
        78°
        11PM
        77°
        12AM
        76°
        1AM
        75°
        2AM
        75°
        3AM
        74°
        Precipitation
        24%
        Pollen
        Ragweed Pollen
        High
        Air Quality
        34
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 30.18 in
        2. Visibility 10 miles
        3. Clouds Clear
        4. Dew Point71°F
        5. Humidity 92%
        6. Rainfall 0.57 in
        7. Snow Depth 0 in
         KSPI Station History
        Almanac for September 17, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 91°F 80°F 95°F 1954
        4. Low 71°F 55°F 39°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 92°F 80°F 95°F
        4. Low 71°F 55°F 35°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:41 AM 7:03 PM
        3. Civil Twilight 6:14 AM 7:30 PM
        4. Nautical Twilight 5:42 AM 8:02PM
        5. Astronomical Twilight 5:10 AM 8:34 PM
        1. Length of Visible Light 13h 16m
        2. Length of Day 12h 22m
        3. Tomorrow will be 2 minutes 35 seconds shorter
        1. Moon 1:38 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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