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      Flood Watch
      until 7:00 AM CDT
      Elev 1024 ft, 42.016 °N 94.313 °W

      Grand Junction, IA

      Jefferson Station60°
      Updated: 8:33 PM CDT on September 13, 2026 (GMT -5)
      4 minutes ago
      64°
      51°
      60
      Feels Like 60
      Cloudy
      N
      3
      Higher 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
        Mon 09/14
        Low 56°f
         33% Precip. / 0 in
        A few isolated thunderstorms developing overnight. Low 56F. Winds ESE at 10 to 15 mph. Chance of rain 30%.
        Tomorrow
        Tue 09/15
        High 77°f
         86% Precip. / 0.38 in
        Thunderstorms likely, especially in the morning...and becoming windy. Potential for severe thunderstorms. High 77F. Winds SE at 20 to 30 mph. Chance of rain 90%.
        Tomorrow night
        Tue 09/15
        Low 64°f
         90% Precip. / 0.9 in
        Thunderstorms likely. Potential for severe thunderstorms. Low 64F. Winds WSW at 10 to 20 mph. Chance of rain 90%. Rainfall possibly over one inch.
        Hourly Forecast
        Now
        59°
        9PM
        47%
        58°
        10PM
        57°
        11PM
        57°
        12AM
        57°
        1AM
        57°
        2AM
        58°
        3AM
        58°
        4AM
        58°
        5AM
        58°
        6AM
        34%
        58°
        6:56AM
        Sunrise
        7AM
        63%
        58°
        8AM
        66%
        58°
        9AM
        87%
        58°
        10AM
        79%
        59°
        11AM
        67%
        59°
        12PM
        41%
        61°
        1PM
        64°
        2PM
        66°
        3PM
        70°
        4PM
        34%
        73°
        5PM
        37%
        75°
        6PM
        34%
        75°
        7PM
        44%
        76°
        7:27PM
        Sunset
        8PM
        81%
        75°
        Precipitation
        87%
        Rain possible around 9:00 PM
        Pollen
        Ragweed Pollen
        Low
        Air Quality
        19
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 30.14 in
        2. Visibility 10 miles
        3. Clouds Cloudy
        4. Dew Point58°F
        5. Humidity 99%
        6. Rainfall 0.2 in
        7. Snow Depth 0 in
         KEFW Station History
        Almanac for September 14, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 64°F 77°F 98°F 1939
        4. Low 51°F 52°F 32°F 1923
        5. Rain/Snow Depth
        6. Precipitation 0 in 3.3 in -
        7. Snow 0 in 0 in -
        Almanac for September 15, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 78°F 76°F 98°F
        4. Low 51°F 51°F 32°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:56 AM 7:28 PM
        3. Civil Twilight 6:28 AM 7:56 PM
        4. Nautical Twilight 5:54 AM 8:29PM
        5. Astronomical Twilight 5:20 AM 9:03 PM
        1. Length of Visible Light 13h 27m
        2. Length of Day 12h 31m
        3. Tomorrow will be 2 minutes 47 seconds shorter
        1. Moon 10:53 AM 8:49 PM
        2. Waxing Crescent13% 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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