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    • Today

      Sep 30

      87° /61°
      Mostly sunny
      • 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
      More
    • Sat

      Oct 1

      83° /59°
      Areas of low clouds, then sun
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Sun

      Oct 2

      77° /58°F
      Low clouds, then sun
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
    • Mon

      Oct 3

      74° /51°
      Clouds breaking and cool
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Tue

      Oct 4

      77° /51°
      Mostly sunny and pleasant
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    61°/58° RealFeel® 60°/57°
    Partly cloudy
    • 5 mph
    • Precipitation: 6%
    • Rain: 0 in
    • Snow: 0 in
    • Humidity: 70%
    • Cloud Cover: 30%
    • Dew Point: 49° F
    • Visibility: 10 mi

    Temperature History

    more Historical Weather Data >
      Today Normal Record 10/2/2015
    High 77° 78° N/A 83°
    Low 58° 59° N/A 62°

    Sunrise/Sunset

    • Sunrise: 6:46 AM
    • Sunset: 6:33 PM
    • Duration: 11:47 hr

    Moonrise/Moonset

    • Moonrise: 8:12 AM
    • Moonset: 7:48 PM
    • Duration: 11:36 hr
    Astronomy

    Lake Forest Weather Report

    Cooler air, showers to aid in wildfire efforts across California this weekend

    September 30, 2016; 9:54 AM ET

    Improving weather over the next several days will aid officials in battling wildfires across California. More >

    Sun. Dust & Dander

    Sun. Wind Maps