• Tonight

    Sep 18

    Lo 2°

    Mainly clear and cold

    Outdoor Barbecue Weather
    • Precip
      1%
    • Hi
      RealFeel
      17°
    • Wind
      Gust
      29 k/h
    more
  • Fri

    Sep 19

    16°Lo 8°

    Partly sunny

    Good for an outdoor bbq
    • Precip
      0%
    • Hi
      RealFeel
      16°
    • Wind
      Gust
      19 k/h
    more
  • Sat

    Sep 20

    22°Lo 14°

    Showers late in the afternoon

    Very Good for an outdoor bbq
    • Precip
      60%
    • Hi
      RealFeel
      19°
    • Wind
      Gust
      39 k/h
  • Sun

    Sep 21

    17°Lo 4°

    Mostly cloudy, showers around

    Fair for an outdoor bbq
    • Precip
      60%
    • Hi
      RealFeel
      15°
    • Wind
      Gust
      24 k/h
    more
  • Mon

    Sep 22

    15°Lo 6°

    Cool with clouds and sun

    Good for an outdoor bbq
    • Precip
      25%
    • Hi
      RealFeel
      13°
    • Wind
      Gust
      23 k/h
    more
Next Previous
Hi 22° RealFeel® 19° Precipitation 60%

Day

N

E

S

W

  • SSW 21 km/h
  • Gusts: 39 km/h

Breezy and warmer with some sun, then clouds; a couple of showers late in the afternoon

  • Max UV Index: 4 (Moderate)
  • Thunderstorms: 20%
  • Precipitation: 1 mm
  • Rain: 1 mm
  • Snow: 0 CM
  • Ice: 0 mm
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs
Lo 14° RealFeel® 12° Precipitation 56%

Night

N

E

S

W

  • WSW 18 km/h
  • Gusts: 39 km/h

Cloudy and mild with occasional rain and a thunderstorm

  • Max UV Index: N/A
  • Thunderstorms: 30%
  • Precipitation: 6 mm
  • Rain: 6 mm
  • Snow: 0 CM
  • Ice: 0 mm
  • Hours of Precipitation: 3 hrs
  • Hours of Rain: 3 hrs

Temperature History - Sep 20

more Historical Weather Data >
  Today Normal Record 9/20/2013
High 22° 19° 29° (1965) 24°
Low 14° (1979) 17°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:07 AM with 12:17 of sunlight, then sets at 7:24 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:41 AM with 13:49 of moolight, then sets at 5:30 PM

Top Story

Waterloo Weather Report

Cold Snap, Widespread Frost Looms for Northeast

September 18, 2014; 9:00 PM ET

The chilliest air of the season so far will settle over much of the Northeast into Friday and will bring frost to a large area. more >