• Tonight

    Feb 28

    Lo 12°

    Cloudy and very cold

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
  • Sun

    Mar 1

    30°Lo 10°

    Cloudy and chilly

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

    Mar 2

    29°Lo 23°

    Chilly with increasing clouds

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

    Mar 3

    37°Lo 12°

    A wintry mix changing to rain

    Low ragweed pollen levels
    • Precip
      87%
    • Wind
      Speed
      15 mph
    • Cloud
      Cover
      99%
    more
  • Wed

    Mar 4

    19°Lo -2°

    Colder with low clouds

    Ragweed Pollen Weather
    • Precip
      25%
    • Wind
      Speed
      16 mph
    • Cloud
      Cover
      95%
    more
Next Previous
Hi 21° RealFeel® 22° Precipitation 4%

Day

N

E

S

W

  • S 6 mph
  • Gusts: 15 mph

Sunny and very cold

  • 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 12° RealFeel® 8° Precipitation 25%

Night

N

E

S

W

  • S 6 mph
  • Gusts: 9 mph

Very cold with considerable clouds

  • 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

Janesville Pollen Levels - February 28

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

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Feb 28

more Historical Weather Data >
  Today Normal Record 2/28/2014
High 21° 37° N/A 27°
Low 12° 19° N/A -2°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:34 AM with 11:10 of sunlight, then sets at 5:44 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:23 PM with 14:36 of moolight, then sets at 3:59 AM

Making a Forecast: The Sixth Sense

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

Sat. Pollen

Sat. Dust & Dander

Sat. Wind Maps