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      River Flood Warning
      until 11:00 AM EDT
      +2 more alerts
      Elev 814 ft, 40.897 °N 84.957 °W

      Decatur, IN

      Decatur Station73°
      Updated: 11:53 AM EDT on September 20, 2026 (GMT -4)
      7 minutes ago
      71°
      58°
      73
      Feels Like 74
      Mostly Cloudy
      N
      4
      Similar 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
        Sun 09/20
        High 71°f
         84% Precip. / 0.28 in
        Cloudy this morning with thunderstorms developing this afternoon. High 71F. Winds ENE at 10 to 20 mph. Chance of rain 80%.
        Tonight
        Sun 09/20
        Low 58°f
         94% Precip. / 0.48 in
        Rain early...then remaining cloudy with showers overnight. Low 58F. Winds NE at 10 to 20 mph. Chance of rain 90%. Rainfall around a half an inch.
        Tomorrow
        Mon 09/21
        High 64°f53°f
         34% Precip. / 0.01 in
        A few showers early with overcast skies later in the day. High 64F. Winds ENE at 10 to 20 mph. Chance of rain 30%.
        Hourly Forecast
        Now
        71°
        12PM
        71°
        1PM
        43%
        70°
        2PM
        38%
        70°
        3PM
        70°
        4PM
        69°
        5PM
        70%
        67°
        6PM
        67%
        65°
        7PM
        94%
        63°
        7:40PM
        Sunset
        8PM
        74%
        61°
        9PM
        72%
        60°
        10PM
        56%
        59°
        11PM
        33%
        60°
        12AM
        44%
        60°
        1AM
        44%
        60°
        2AM
        43%
        60°
        3AM
        44%
        60°
        4AM
        48%
        60°
        5AM
        39%
        59°
        6AM
        34%
        59°
        7AM
        34%
        59°
        7:26AM
        Sunrise
        8AM
        59°
        9AM
        33%
        60°
        10AM
        60°
        11AM
        60°
        Precipitation
        94%
        Thunderstorms possible around 1:15 PM
        Pollen
        Ragweed Pollen
        Low
        Air Quality
        41
        Good
        UV Index
        2
        Low
        Additional Conditions
        1. Pressure 29.92 in
        2. Visibility 8 miles
        3. Clouds Cloudy
        4. Dew Point70°F
        5. Humidity 96%
        6. Rainfall 0.63 in
        7. Snow Depth 0 in
         KFWA Station History
        Almanac for September 20, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 71°F 75°F 94°F 1940
        4. Low 58°F 53°F 36°F 1962
        5. Rain/Snow Depth
        6. Precipitation 0.76 in 3.1 in -
        7. Snow 0 in 0 in -
        Almanac for September 21, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 64°F 75°F 94°F
        4. Low 58°F 52°F 34°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:25 AM 7:40 PM
        3. Civil Twilight 6:58 AM 8:07 PM
        4. Nautical Twilight 6:25 AM 8:39PM
        5. Astronomical Twilight 5:52 AM 9:12 PM
        1. Length of Visible Light 13h 9m
        2. Length of Day 12h 14m
        3. Tomorrow will be 2 minutes 42 seconds shorter
        1. Moon 4:45 PM 12:52 AM
        2. Waxing Gibbous68% 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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