• Today

    Mar 27

    32°Lo 11°

    Colder with variable clouds

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

    Mar 28

    35°Lo 17°

    Cold with plenty of sunshine

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

    Mar 29

    47°Lo 31°

    An afternoon shower or two

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

    Mar 30

    53°Lo 35°

    Mostly sunny and breezy

    Low ragweed pollen levels
    • Precip
      4%
    • Wind
      Speed
      15 mph
    • Cloud
      Cover
      13%
    more
  • Tue

    Mar 31

    59°Lo 40°

    Mostly sunny and breezy

    Ragweed Pollen Weather
    • Precip
      8%
    • Wind
      Speed
      18 mph
    • Cloud
      Cover
      17%
    more
Next Previous
Hi 32° RealFeel® 22° Precipitation 2%

Day

N

E

S

W

  • NW 13 mph
  • Gusts: 25 mph

Breezy and colder with variable cloudiness

  • Max UV Index: 2 (Low)
  • Thunderstorms: 2%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 11° RealFeel® 7° Precipitation 0%

Night

N

E

S

W

  • N 8 mph
  • Gusts: 22 mph

Partly cloudy and frigid

  • 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

Portland Pollen Levels - March 27

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

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Moderate

  • Mold

    Pollen

    Low

Temperature History - Mar 27

more Historical Weather Data >
  Today Normal Record 3/27/2014
High 32° 53° N/A 48°
Low 11° 32° N/A 29°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:32 AM with 12:27 of sunlight, then sets at 7:59 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:05 PM with 14:31 of moolight, then sets at 3:36 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