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      Flood Watch
      until 8:00 AM EDT
      Elev 919 ft, 40.136 °N 82.919 °W

      Westerville, OH

      Westerville Station67°
      Updated: 11:15 PM EDT on September 20, 2026 (GMT -4)
      5 minutes ago
      81°
      64°
      67
      Feels Like 67
      Rain
      N
      7
      Lower 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
        Sun 09/20
        Low 61°f
         100% Precip. / 0.22 in
        A steady rain this evening. Showers continuing overnight. Low 61F. Winds NE at 5 to 10 mph. Chance of rain 100%. Rainfall near a quarter of an inch.
        Tomorrow
        Mon 09/21
        High 63°f
         54% Precip. / 0.07 in
        Considerable cloudiness with occasional rain showers. High 63F. Winds NE at 10 to 15 mph. Chance of rain 50%.
        Tomorrow night
        Mon 09/21
        Low 56°f
         24% Precip. / 0 in
        Cloudy skies. Low 56F. Winds NE at 10 to 15 mph.
        Hourly Forecast
        Now
        68°
        12AM
        95%
        67°
        1AM
        75%
        66°
        2AM
        60%
        65°
        3AM
        51%
        64°
        4AM
        63°
        5AM
        63°
        6AM
        62°
        7AM
        35%
        62°
        7:18AM
        Sunrise
        8AM
        62°
        9AM
        31%
        62°
        10AM
        50%
        62°
        11AM
        55%
        62°
        12PM
        43%
        62°
        1PM
        33%
        62°
        2PM
        63°
        3PM
        63°
        4PM
        63°
        5PM
        40%
        63°
        6PM
        38%
        62°
        7PM
        33%
        62°
        7:30PM
        Sunset
        8PM
        61°
        9PM
        61°
        10PM
        60°
        11PM
        60°
        Precipitation
        95%
        Rain continuing through 3 AM
        Pollen
        Ragweed Pollen
        Moderate
        Air Quality
        35
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.96 in
        2. Visibility 3 miles
        3. Clouds Cloudy
        4. Dew Point67°F
        5. Humidity 96%
        6. Rainfall 1.09 in
        7. Snow Depth 0 in
         KOSU Station History
        Almanac for September 21, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 81°F 78°F 91°F 1978
        4. Low 64°F 54°F 30°F 1962
        5. Rain/Snow Depth
        6. Precipitation 0.22 in 3.1 in -
        7. Snow 0 in 0 in -
        Almanac for September 22, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 66°F 77°F 91°F
        4. Low 64°F 54°F 33°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:18 AM 7:30 PM
        3. Civil Twilight 6:51 AM 7:57 PM
        4. Nautical Twilight 6:19 AM 8:29PM
        5. Astronomical Twilight 5:47 AM 9:01 PM
        1. Length of Visible Light 13h 6m
        2. Length of Day 12h 11m
        3. Tomorrow will be 2 minutes 38 seconds shorter
        1. Moon 5:08 PM 1:48 AM
        2. Waxing Gibbous77% 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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