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    • Today

      Nov 18

      45° /27°F
      Periods of rain; windy
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
    • Sun

      Nov 19

      37° /30°
      Sunny to partly cloudy
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Mon

      Nov 20

      49° /41°
      Partly sunny; breezy, milder
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Tue

      Nov 21

      48° /24°
      Windy, then colder
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Wed

      Nov 22

      35° /24°
      Mostly sunny and colder
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    45°Hi RealFeel® 36° Precipitation 65%
    Windy with periods of rain into the early afternoon
    • Winds from the
    • WNW 18 mph
    • Gusts: 40 mph
    • Max UV Index: 1 (Low)
    • Thunderstorms: 6%
    • Precipitation: 0.23 in
    • Rain: 0.23 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 3 hrs
    • Hours of Rain: 3 hrs

    Night

    27°Lo RealFeel® 15° Precipitation 11%
    Partly cloudy, windy and colder
    • Winds from the
    • NW 17 mph
    • Gusts: 34 mph
    • Max UV Index: N/A
    • Thunderstorms: 0%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Northbrook Pollen Levels Nov 18

    • Extreme
    • Very High
    • High
    • Moderate
    • Low
    • Tree Pollen

      Low

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      Low

    Temperature History

    more Historical Weather Data >
      Today Normal Record 11/18/2016
    High 45° 48° N/A 66°
    Low 27° 32° N/A 41°

    Sunrise/Sunset

    • Sunrise: 6:45 AM
    • Sunset: 4:28 PM
    • Duration: 9:43 hr

    Moonrise/Moonset

    • Moonrise: 6:38 AM
    • Moonset: 5:02 PM
    • Duration: 10:24 hr
    Astronomy

    Sat. Pollen

    Sat. Dust & Dander

    Sat. Wind Maps