• Sun

    Mar 15

    58°Lo 39°

    Partly sunny

    Ragweed Pollen Weather
    • Precip
      25%
    • Wind
      Speed
      14 mph
    • Cloud
      Cover
      40%
  • Mon

    Mar 16

    42°Lo 29°

    Spotty morning showers

    Ragweed Pollen Weather
    • Precip
      63%
    • Wind
      Speed
      13 mph
    • Cloud
      Cover
      86%
    more
  • Tue

    Mar 17

    43°Lo 26°

    Cloudy

    Ragweed Pollen Weather
    • Precip
      25%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      86%
    more
  • Wed

    Mar 18

    48°Lo 36°

    Times of clouds and sun

    Ragweed Pollen Weather
    • Precip
      25%
    • Wind
      Speed
      10 mph
    • Cloud
      Cover
      68%
    more
  • Thu

    Mar 19

    55°Lo 34°

    A couple of afternoon showers

    Ragweed Pollen Weather
    • Precip
      66%
    • Wind
      Speed
      17 mph
    • Cloud
      Cover
      100%
    more
Next Previous
Hi 58° RealFeel® 55° Precipitation 25%

Day

N

E

S

W

  • S 14 mph
  • Gusts: 29 mph

Partly sunny

  • Max UV Index: 4 (Moderate)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 39° RealFeel® 29° Precipitation 25%

Night

N

E

S

W

  • S 13 mph
  • Gusts: 20 mph

Partly cloudy

  • 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

Temperature History - Mar 15

more Historical Weather Data >
  Today Normal Record 3/15/2014
High 58° 48° 81° (2012) 43°
Low 39° 29° (1979) 18°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:08 AM with 11:54 of sunlight, then sets at 7:02 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:31 AM with 10:17 of moolight, then sets at 1:48 PM

Ottawa Weather Report

Chicago: Snow Looms for Late Weekend as Cold Air Lingers

February 28, 2015; 1:24 AM ET

The Chicago area will continue to endure a cold air into late in the weekend as the next round of snow could hit the region on Sunday. more >

Making a Forecast: The Sixth Sense

Feb 16, 2015; 5:00 AM ET What steps go into making a forecast?