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      Dense Fog Advisory
      until 9:00 AM CDT
      +1 more alert
      Elev 814 ft, 42.095 °N 91.870 °W

      Shellsburg, IA

      Shellsburg Station67°
      Updated: 6:28 AM CDT on September 17, 2026 (GMT -5)
      10 minutes ago
      74°
      65°
      67
      Feels Like 67
      Light Rain and Thunder
      N
      6
      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 74°f
         81% Precip. / 0.01 in
        Cloudy with occasional rain...mainly in the morning. High 74F. Winds N at 5 to 10 mph. Chance of rain 80%. Localized flooding is possible.
        Tonight
        Fri 09/18
        Low 63°f
         24% Precip. / 0 in
        Cloudy. Slight chance of a rain shower. Low 63F. Winds ENE at 5 to 10 mph.
        Tomorrow
        Sat 09/19
        High 73°f68°f
         76% Precip. / 0.68 in
        Cloudy. Periods of rain early. High 73F. Winds ESE at 10 to 20 mph. Chance of rain 80%. Rainfall near a half an inch.
        Hourly Forecast
        Now
        67°
        6:49AM
        Sunrise
        7AM
        92%
        67°
        8AM
        68°
        9AM
        69°
        10AM
        71°
        11AM
        72°
        12PM
        73°
        1PM
        73°
        2PM
        74°
        3PM
        74°
        4PM
        74°
        5PM
        74°
        6PM
        73°
        7PM
        72°
        7:13PM
        Sunset
        8PM
        70°
        9PM
        68°
        10PM
        67°
        11PM
        66°
        12AM
        66°
        1AM
        66°
        2AM
        66°
        3AM
        65°
        4AM
        65°
        5AM
        65°
        6AM
        38%
        64°
        Precipitation
        92%
        Rain ending around 7:30 AM
        Pollen
        Ragweed Pollen
        Low
        Air Quality
        55
        Moderate
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 30.18 in
        2. Visibility 4 miles
        3. Clouds Cloudy
        4. Dew Point67°F
        5. Humidity 99%
        6. Rainfall 0.42 in
        7. Snow Depth 0 in
         KVTI Station History
        Almanac for September 17, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 74°F 73°F 93°F 1955
        4. Low 65°F 49°F 37°F 1999
        5. Rain/Snow Depth
        6. Precipitation 0.03 in 3.2 in -
        7. Snow 0 in 0 in -
        Almanac for September 18, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 73°F 73°F 94°F
        4. Low 65°F 49°F 34°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:49 AM 7:13 PM
        3. Civil Twilight 6:21 AM 7:41 PM
        4. Nautical Twilight 5:48 AM 8:14PM
        5. Astronomical Twilight 5:14 AM 8:47 PM
        1. Length of Visible Light 13h 19m
        2. Length of Day 12h 23m
        3. Tomorrow will be 2 minutes 49 seconds shorter
        1. Moon 1:57 PM 10:27 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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