• Today

    Mar 27

    36°Lo 21°

    Sunny and cold

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
  • Sat

    Mar 28

    44°Lo 30°

    Plenty of sunshine

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Sun

    Mar 29

    53°Lo 31°

    Showers around in the morning

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Mon

    Mar 30

    62°Lo 37°

    Sunshine and warmer

    Low ragweed pollen levels
    • Precip
      0%
    • Wind
      Speed
      9 mph
    • Cloud
      Cover
      6%
    more
  • Tue

    Mar 31

    63°Lo 42°

    Mild with plenty of sunshine

    Ragweed Pollen Weather
    • Precip
      5%
    • Wind
      Speed
      9 mph
    • Cloud
      Cover
      6%
    more
Next Previous
Hi 36° RealFeel® 47° Precipitation 1%

Day

N

E

S

W

  • N 6 mph
  • Gusts: 15 mph

Sunny and cold

  • Max UV Index: 5 (Moderate)
  • Thunderstorms: 19%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 21° RealFeel® 20° Precipitation 7%

Night

N

E

S

W

  • ESE 5 mph
  • Gusts: 6 mph

Partly cloudy and cold

  • Max UV Index: N/A
  • Thunderstorms: 1%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Waterloo Pollen Levels - March 27

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Grass

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Mar 27

more Historical Weather Data >
  Today Normal Record 3/27/2014
High 36° 51° 86° (1907) 47°
Low 21° 30° -5° (1964) 35°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:01 AM with 12:28 of sunlight, then sets at 7:29 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:31 PM with 14:40 of moolight, then sets at 3:11 AM

Making a Forecast: The Sixth Sense

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

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps