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      Heat Advisory
      until 8:00 PM CDT
      Elev 558 ft, 38.584 °N 90.343 °W

      Webster Groves, MO

      Webster Groves Station77°
      Updated: 2:50 AM CDT on September 19, 2026 (GMT -5)
      5 minutes ago
      99°
      74°
      77
      Feels Like 79
      Clear
      N
      3
      Similar 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
        Tonight
        Sat 09/19
        Low 74°f
         2% Precip. / 0 in
        Clear skies. Low 74F. Winds light and variable.
        Tomorrow
        Sun 09/20
        High 97°f
         5% Precip. / 0 in
        Some sun in the morning with increasing clouds during the afternoon. Hot. High 97F. Winds WSW at 5 to 10 mph.
        Tomorrow night
        Sun 09/20
        Low 72°f
         1% Precip. / 0 in
        A few clouds from time to time. Low 72F. Winds light and variable.
        Hourly Forecast
        Now
        77°
        3AM
        77°
        4AM
        76°
        5AM
        75°
        6AM
        75°
        6:46AM
        Sunrise
        7AM
        75°
        8AM
        78°
        9AM
        82°
        10AM
        86°
        11AM
        89°
        12PM
        92°
        1PM
        94°
        2PM
        95°
        3PM
        96°
        4PM
        96°
        5PM
        95°
        6PM
        93°
        7PM
        90°
        7:02PM
        Sunset
        8PM
        87°
        9PM
        84°
        10PM
        83°
        11PM
        81°
        12AM
        80°
        1AM
        79°
        2AM
        78°
        Precipitation
        5%
        Pollen
        Ragweed Pollen
        High
        Air Quality
        52
        Moderate
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.96 in
        2. Visibility 10 miles
        3. Clouds Clear
        4. Dew Point69°F
        5. Humidity 78%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KCPS Station History
        Almanac for September 19, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 99°F 80°F 94°F 1972
        4. Low 74°F 61°F 48°F 2012
        5. Rain/Snow Depth
        6. Precipitation 0 in - in -
        7. Snow 0 in - in -
        Almanac for September 20, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 96°F 80°F 95°F
        4. Low 74°F 60°F 44°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:46 AM 7:02 PM
        3. Civil Twilight 6:20 AM 7:29 PM
        4. Nautical Twilight 5:48 AM 8:00PM
        5. Astronomical Twilight 5:17 AM 8:32 PM
        1. Length of Visible Light 13h 9m
        2. Length of Day 12h 16m
        3. Tomorrow will be 2 minutes 29 seconds shorter
        1. Moon 3:18 PM -
        2. Waxing Gibbous59% 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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