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      River Flood Warning
      until 1:00 AM CDT
      Elev 163 ft, 40.634 °N 91.323 °W

      Fort Madison, IA

      Fort Madison Municipal Airport Station57°
      Updated: 9:52 AM CDT on September 22, 2026 (GMT -5)
      9 minutes ago
      63°
      54°
      57
      Feels Like 57
      Showers in Vicinity
      N
      11
      Gusts 19 mph
      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
        Wed 09/23
        High 62°f
         49% Precip. / 0 in
        Showers early, then cloudy in the afternoon. High 62F. Winds NE at 10 to 15 mph. Chance of rain 50%.
        Tonight
        Wed 09/23
        Low 51°f
         8% Precip. / 0 in
        Mostly cloudy skies early, then partly cloudy after midnight. Low 51F. Winds NE at 5 to 10 mph.
        Tomorrow
        Thu 09/24
        High 69°f55°f
         8% Precip. / 0 in
        Partly cloudy skies in the morning will give way to cloudy skies during the afternoon. High 69F. Winds NE at 5 to 10 mph.
        Hourly Forecast
        Now
        58°
        10AM
        55%
        59°
        11AM
        44%
        59°
        12PM
        30%
        60°
        1PM
        61°
        2PM
        61°
        3PM
        62°
        4PM
        62°
        5PM
        61°
        6PM
        61°
        7PM
        59°
        7:02PM
        Sunset
        8PM
        58°
        9PM
        57°
        10PM
        57°
        11PM
        56°
        12AM
        55°
        1AM
        55°
        2AM
        54°
        3AM
        54°
        4AM
        53°
        5AM
        53°
        6AM
        52°
        6:54AM
        Sunrise
        7AM
        53°
        8AM
        55°
        9AM
        57°
        Precipitation
        55%
        Rain likely to end around 12:30 PM
        Pollen
        Ragweed Pollen
        High
        Air Quality
        29
        Good
        UV Index
        1
        Low
        Additional Conditions
        1. Pressure 30.23 in
        2. Visibility 3 miles
        3. Clouds Cloudy
        4. Dew Point58°F
        5. Humidity 99%
        6. Rainfall 0.01 in
        7. Snow Depth 0 in
         KFSW Station History
        Almanac for September 22, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 63°F 75°F 91°F 2017
        4. Low 54°F 55°F 34°F 1983
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.1 in -
        7. Snow 0 in 0 in -
        Almanac for September 23, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 69°F 75°F 99°F
        4. Low 54°F 54°F 32°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:52 AM 7:02 PM
        3. Civil Twilight 6:25 AM 7:29 PM
        4. Nautical Twilight 5:53 AM 8:01PM
        5. Astronomical Twilight 5:21 AM 8:33 PM
        1. Length of Visible Light 13h 3m
        2. Length of Day 12h 9m
        3. Tomorrow will be 2 minutes 40 seconds shorter
        1. Moon 5:12 PM 2:26 AM
        2. Waxing Gibbous85% 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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