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      Flood Watch
      until 7:00 AM CDT
      +4 more alerts
      Elev 653 ft, 42.104 °N 87.738 °W

      Winnetka, IL

      The Belvedere Station66°
      Updated: 7:03 PM CDT on September 19, 2026 (GMT -5)
      9 minutes ago
      72°
      62°
      66
      Feels Like 66
      Fog
      N
      1
      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
        Sat 09/19
        Low 65°f
         100% Precip. / 1.35 in
        Thunderstorms - a few could contain very heavy rain, especially overnight. Low near 65F. Winds E at 5 to 10 mph. Chance of rain 100%. 1 to 2 inches of rain expected. Locally heavy rainfall possible.
        Tomorrow
        Sun 09/20
        High 67°f
         83% Precip. / 0.33 in
        Showers with a possible thunderstorm in the morning, then variable clouds during the afternoon with still a chance of showers. High 67F. Winds NE at 15 to 25 mph. Chance of rain 80%.
        Tomorrow night
        Sun 09/20
        Low 59°f
         24% Precip. / 0 in
        Overcast. Low 59F. Winds ENE at 10 to 20 mph.
        Hourly Forecast
        Now
        66°
        8PM
        52%
        66°
        9PM
        87%
        66°
        10PM
        74%
        66°
        11PM
        79%
        67°
        12AM
        81%
        67°
        1AM
        76%
        67°
        2AM
        93%
        67°
        3AM
        98%
        67°
        4AM
        100%
        67°
        5AM
        100%
        67°
        6AM
        85%
        66°
        6:36AM
        Sunrise
        7AM
        84%
        66°
        8AM
        77%
        66°
        9AM
        80%
        66°
        10AM
        82%
        66°
        11AM
        81%
        66°
        12PM
        68%
        66°
        1PM
        54%
        66°
        2PM
        33%
        66°
        3PM
        66°
        4PM
        66°
        5PM
        66°
        6PM
        66°
        6:51PM
        Sunset
        7PM
        65°
        Precipitation
        100%
        Thunderstorms likely around 8:30 PM
        Pollen
        None
        Air Quality
        74
        Moderate
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.91 in
        2. Visibility 1.5 miles
        3. Clouds Cloudy
        4. Dew Point66°F
        5. Humidity 100%
        6. Rainfall 0.77 in
        7. Snow Depth 0 in
         KPWK Station History
        Almanac for September 20, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 72°F 74°F 88°F 2016
        4. Low 62°F 53°F 37°F 1991
        5. Rain/Snow Depth
        6. Precipitation 1.35 in 3.1 in -
        7. Snow 0 in 0 in -
        Almanac for September 21, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 69°F 73°F 90°F
        4. Low 62°F 53°F 37°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:36 AM 6:51 PM
        3. Civil Twilight 6:08 AM 7:19 PM
        4. Nautical Twilight 5:35 AM 7:52PM
        5. Astronomical Twilight 5:01 AM 8:25 PM
        1. Length of Visible Light 13h 11m
        2. Length of Day 12h 15m
        3. Tomorrow will be 2 minutes 49 seconds shorter
        1. Moon 4:01 PM -
        2. Waxing Gibbous68% 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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