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      Flood Watch
      until 1:00 PM CDT
      Elev 284 ft, 43.356 °N 91.865 °W

      Decorah, IA

      Decorah Station61°
      Updated: 2:32 AM CDT on September 18, 2026 (GMT -5)
      just now
      68°
      60°
      61
      Feels Like 61
      Cloudy
      N
      2
      Lower 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
        Fri 09/18
        Low 58°f
         93% Precip. / 0.07 in
        Cloudy with periods of rain. Low 58F. Winds light and variable. Chance of rain 90%.
        Tomorrow
        Sat 09/19
        High 63°f
         95% Precip. / 0.27 in
        Cloudy with periods of rain. High 63F. Winds E at 10 to 15 mph. Chance of rain 100%. Rainfall around a quarter of an inch. Locally heavy rainfall possible.
        Tomorrow night
        Sat 09/19
        Low 60°f
         100% Precip. / 2.07 in
        Thunderstorms likely. Rainfall will be locally heavy at times. Potential for heavy rainfall. Low near 60F. Winds E at 10 to 15 mph. Chance of rain 100%. 2 to 3 inches of rain expected.
        Hourly Forecast
        Now
        61°
        3AM
        61°
        4AM
        61°
        5AM
        36%
        61°
        6AM
        93%
        60°
        6:50AM
        Sunrise
        7AM
        95%
        61°
        8AM
        60°
        9AM
        36%
        61°
        10AM
        66%
        60°
        11AM
        59%
        61°
        12PM
        49%
        60°
        1PM
        52%
        61°
        2PM
        56%
        62°
        3PM
        59%
        62°
        4PM
        58%
        62°
        5PM
        62%
        63°
        6PM
        76%
        62°
        7PM
        78%
        62°
        7:11PM
        Sunset
        8PM
        85%
        61°
        9PM
        98%
        61°
        10PM
        100%
        61°
        11PM
        100%
        61°
        12AM
        100%
        61°
        1AM
        95%
        61°
        2AM
        86%
        62°
        Precipitation
        100%
        Rain possible after 5 AM
        Pollen
        None
        Air Quality
        18
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 30.26 in
        2. Visibility 7 miles
        3. Clouds Cloudy
        4. Dew Point61°F
        5. Humidity 100%
        6. Rainfall 0.01 in
        7. Snow Depth 0 in
         KDEH Station History
        Almanac for September 18, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 68°F 76°F 94°F 1955
        4. Low 60°F 51°F 27°F 1929
        5. Rain/Snow Depth
        6. Precipitation 0.07 in 3.2 in -
        7. Snow 0 in 0 in -
        Almanac for September 19, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 63°F 76°F 96°F
        4. Low 60°F 51°F 28°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:50 AM 7:11 PM
        3. Civil Twilight 6:21 AM 7:40 PM
        4. Nautical Twilight 5:48 AM 8:14PM
        5. Astronomical Twilight 5:13 AM 8:48 PM
        1. Length of Visible Light 13h 18m
        2. Length of Day 12h 21m
        3. Tomorrow will be 2 minutes 55 seconds shorter
        1. Moon 2:58 PM 11:12 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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