My Profile
  1. Member Settings
  2. My Devices
  3. Sign Out
Log In
    Favorites
        More Settings
      Elev 725 ft, 41.653 °N 91.519 °W

      Iowa City, IA

      Longfellow Station68°
      Updated: 8:37 PM CDT on September 14, 2026 (GMT -5)
      8 minutes ago
      75°
      55°
      68
      Feels Like 68
      Clear
      N
      10
      Gusts 19 mph
      Same temperature is expected tomorrow
      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
        Tue 09/15
        Low 68°f
         100% Precip. / 1.33 in
        Scattered thunderstorms this evening becoming more widespread overnight. Storms may contain strong gusty winds. Low 68F. Winds S at 10 to 15 mph. Chance of rain 100%. 1 to 2 inches of rain expected.
        Tomorrow
        Wed 09/16
        High 74°f
         78% Precip. / 0.22 in
        Thunderstorms in the morning, then variable clouds during the afternoon with still a chance of showers. High 74F. Winds WNW at 5 to 10 mph. Chance of rain 80%.
        Tomorrow night
        Wed 09/16
        Low 61°f
         24% Precip. / 0 in
        Cloudy. A stray shower or thunderstorm is possible. Low 61F. Winds NNE at 5 to 10 mph.
        Hourly Forecast
        Now
        69°
        9PM
        69°
        10PM
        71°
        11PM
        71°
        12AM
        89%
        73°
        1AM
        100%
        74°
        2AM
        100%
        73°
        3AM
        93%
        73°
        4AM
        69%
        73°
        5AM
        85%
        72°
        6AM
        84%
        71°
        6:46AM
        Sunrise
        7AM
        78%
        71°
        8AM
        52%
        71°
        9AM
        65%
        72°
        10AM
        77%
        74°
        11AM
        50%
        74°
        12PM
        60%
        73°
        1PM
        46%
        73°
        2PM
        41%
        73°
        3PM
        72°
        4PM
        72°
        5PM
        33%
        72°
        6PM
        71°
        7PM
        70°
        7:14PM
        Sunset
        8PM
        67°
        Precipitation
        100%
        Thunderstorms possible after 12 AM
        Pollen
        Ragweed Pollen
        Low
        Air Quality
        26
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.89 in
        2. Visibility 10 miles
        3. Clouds Clear
        4. Dew Point56°F
        5. Humidity 64%
        6. Rainfall 0.13 in
        7. Snow Depth 0 in
         KIOW Station History
        Almanac for September 15, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 75°F 77°F 97°F 1939
        4. Low 55°F 52°F 33°F 2007
        5. Rain/Snow Depth
        6. Precipitation 1.33 in 3.3 in -
        7. Snow 0 in 0 in -
        Almanac for September 16, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 74°F 77°F 95°F
        4. Low 55°F 52°F 35°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:46 AM 7:15 PM
        3. Civil Twilight 6:18 AM 7:43 PM
        4. Nautical Twilight 5:45 AM 8:15PM
        5. Astronomical Twilight 5:11 AM 8:49 PM
        1. Length of Visible Light 13h 24m
        2. Length of Day 12h 28m
        3. Tomorrow will be 2 minutes 45 seconds shorter
        1. Moon 11:47 AM 9:09 PM
        2. Waxing Crescent21% 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
        Loading…
        Health
        Loading…
        Weather Alerts
        Loading…
        Our AppsAbout UsContactCareersWeather Data APIs
        PWS NetworkWundermap
        Terms of UsePrivacy PolicyCookie NoticeAccessibility StatementAdChoicesData Vendors
        essentialaccessibility.com
        We recognize our responsibility to use data and technology for good. We may use or share your data with our data vendors. Take control of your data.
        Review All Privacy and Ad Settings
        Choose how my information is shared
        Data Rights
        The Weather Company The Weather Channel Weather Underground Storm Radar
        © The Weather Company, LLC 2026
        Glossary