My Profile
  1. Member Settings
  2. My Devices
  3. Sign Out
Log In
    Favorites
        More Settings
      Elev 594 ft, 38.587 °N 90.530 °W

      Ballwin, MO

      Winchester Station78°
      Updated: 12:05 PM CDT on October 4, 2026 (GMT -5)
      2 minutes ago
      81°
      47°
      78
      Feels Like 78
      Sunny
      N
      6
      Higher temperature is expected today
      Wundermap
      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
        Sun 10/04
        High 81°f
         0% Precip. / 0 in
        Sunny. High 81F. Winds N at 5 to 10 mph.
        Tonight
        Sun 10/04
        Low 49°f
         6% Precip. / 0 in
        Clear skies. Low 49F. Winds light and variable.
        Tomorrow
        Mon 10/05
        High 77°f45°f
         6% Precip. / 0 in
        Sunny. High 77F. Winds light and variable.
        Hourly Forecast
        Now
        74°
        1PM
        78°
        2PM
        80°
        3PM
        81°
        4PM
        80°
        5PM
        79°
        6PM
        76°
        6:40PM
        Sunset
        7PM
        72°
        8PM
        68°
        9PM
        65°
        10PM
        63°
        11PM
        61°
        12AM
        59°
        1AM
        57°
        2AM
        55°
        3AM
        54°
        4AM
        52°
        5AM
        51°
        6AM
        51°
        7AM
        50°
        7:01AM
        Sunrise
        8AM
        53°
        9AM
        58°
        10AM
        63°
        11AM
        67°
        12PM
        70°
        Precipitation
        6%
        Pollen
        Ragweed Pollen
        High
        Air Quality
        26
        Good
        UV Index
        6
        High
        Additional Conditions
        1. Pressure 30.18 in
        2. Visibility 9 miles
        3. Clouds Clear
        4. Dew Point47°F
        5. Humidity 38%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KSUS Station History
        Almanac for October 4, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 81°F 74°F 94°F 2006
        4. Low 47°F 51°F 34°F 1996
        5. Rain/Snow Depth
        6. Precipitation 0 in 3 in -
        7. Snow 0 in 0 in -
        Almanac for October 5, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 77°F 74°F 90°F
        4. Low 49°F 51°F 31°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 7:00 AM 6:40 PM
        3. Civil Twilight 6:34 AM 7:06 PM
        4. Nautical Twilight 6:03 AM 7:37PM
        5. Astronomical Twilight 5:32 AM 8:08 PM
        1. Length of Visible Light 12h 32m
        2. Length of Day 11h 39m
        3. Tomorrow will be 2 minutes 28 seconds shorter
        1. Moon 12:10 AM 3:31 PM
        2. Waning Crescent42% of the Moon is Illuminated
        Oct 10
        New Moon
        Oct 18
        Waxing Half First Qtr
        Oct 25
        Full Moon
        Nov 1
        Waning Half Last Qtr
        Nearby Weather Stations
        Station Location
        Temp
        Windchill
        Heat Index
        Dew Point
        Humidity
        Wind
        Precip.
        Elev.
        Updated
        Loading nearby stations…
        Precipitation
        Loading…
        Health
        Loading…
        Weather Alerts
        Loading…
        Our AppsAbout UsContactCareers
        PWS NetworkWunderMap
        Trust CenterTerms of UsePrivacy PolicyData RightsPrivacy SettingsCookie NoticeData VendorsAccessibility Statement
        Level Access
        The Weather Company The Weather Channel Weather Underground Storm Radar
        © The Weather Company, LLC 2026
        Glossary