• Early AM

    Apr 21

    Lo 35°

    Clearing

    Migraine Headache Weather
    • Hi
      RealFeel
      40°
    • UV
      2 - Low
    • Cloud
      Cover
      65%
    more
  • Today

    Apr 21

    49°Lo 30°

    Very windy; variable clouds

    Beneficial weather for migraines
    • Hi
      RealFeel
      41°
    • UV
      5 - Moderate
    • Cloud
      Cover
      76%
  • Wed

    Apr 22

    49°Lo 28°

    Variably cloudy and chilly

    Beneficial weather for migraines
    • Hi
      RealFeel
      42°
    • UV
      4 - Moderate
    • Cloud
      Cover
      74%
    more
  • Thu

    Apr 23

    49°Lo 29°

    Sunny, breezy and chilly

    Beneficial weather for migraines
    • Hi
      RealFeel
      47°
    • UV
      7 - High
    • Cloud
      Cover
      7%
    more
  • Fri

    Apr 24

    51°Lo 31°

    Cloudy and cool

    Neutral weather for migraines
    • Hi
      RealFeel
      51°
    • UV
      3 - Moderate
    • Cloud
      Cover
      96%
    more
Next Previous
Hi 49° RealFeel® 41° Precipitation 25%

Day

N

E

S

W

  • W 23 mph
  • Gusts: 41 mph

Very windy; chilly with variable cloudiness

  • Max UV Index: 5 (Moderate)
  • Thunderstorms: 2%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 30° RealFeel® 18° Precipitation 25%

Night

N

E

S

W

  • WSW 14 mph
  • Gusts: 28 mph

Partly cloudy, breezy and chilly

  • Max UV Index: N/A
  • Thunderstorms: 2%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Apr 21

more Historical Weather Data >
  Today Normal Record 4/21/2014
High 49° 58° N/A 72°
Low 30° 40° N/A 55°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:02 AM with 13:37 of sunlight, then sets at 7:39 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:17 AM with 14:46 of moolight, then sets at 11:03 PM

Lake Forest Weather Report

Chicago: Temperatures to Plummet After Extended Warm Spell

April 21, 2015; 12:17 AM ET

After a two-week stretch of above-normal temperatures, Chicago is set to fall into a chilly pattern into late this week. more >

Tue. Migraine Headache

Tue. UV Index