• Sat

    Oct 18

    69°Lo 38°

    Cloudy with thunderstorms

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
  • Sun

    Oct 19

    55°Lo 44°

    Rain

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Mon

    Oct 20

    56°Lo 44°

    Overcast with a little rain

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Tue

    Oct 21

    55°Lo 37°

    Cloudy with a shower

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Wed

    Oct 22

    54°Lo 36°

    Partial sunshine

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
Hi 69° RealFeel® 66° Precipitation 67%

Day

N

E

S

W

  • SW 15 mph
  • Gusts: 29 mph

Cloudy with showers and thunderstorms

  • Max UV Index: 2 (Low)
  • Thunderstorms: 40%
  • Precipitation: 0.41 in
  • Rain: 0.41 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 4 hrs
  • Hours of Rain: 4 hrs
Lo 38° RealFeel® 29° Precipitation 98%

Night

N

E

S

W

  • WSW 13 mph
  • Gusts: 25 mph

Cloudy and colder with rain and a thunderstorm tapering to showers

  • Max UV Index: N/A
  • Thunderstorms: 31%
  • Precipitation: 0.49 in
  • Rain: 0.49 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 7 hrs
  • Hours of Rain: 7 hrs

Temperature History - Oct 18

more Historical Weather Data >
  Today Normal Record 10/18/2013
High 69° 64° 88° (1950) 51°
Low 38° 41° 23° (1948) 40°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:10 AM with 11:00 of sunlight, then sets at 6:10 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:06 AM with 13:26 of moolight, then sets at 3:32 PM

Top Story

Ottawa Weather Report

Drier Air Heads into Chicago Following Storms

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Drier air will filter into the Chicago area for the rest of the week, resulting in dry skies and clear conditions to kick off the first week of fall. more >

The 540 Snow Line

Dec 20, 2012; 5:00 AM ET The 540 line is often used by meteorologists to determine the chances of rain vs. snow.