• Cloudy 50°
    Ragweed Pollen Current Weather
    • Relative Humidity
      80%
    • Yesterday
      Temp
      54°
    • RealFeel
      41°
  • Tonight

    Feb 27

    Lo 50°

    Occasional rain and drizzle

    Ragweed Pollen Weather
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    Day Details >
  • Tomorrow

    Feb 28

    Hi 64°

    Mostly cloudy, a little rain

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    Day Details >
  • Sunday

    Mar 1

    Hi 72°

    Warmer with a few showers

    Low ragweed pollen levels
    • Grass
      Pollen
      0 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      0 - Low
    Day Details >
Next

Expect rainy weather this evening through Sunday afternoon

2/27 2/28 Now: 7:34pm
PM 7-11
  • 7pm Cloudy 52° 35%
  • 8pm Cloudy 51° 38%
  • 9pm Showers 52° 42%
  • 10pm Cloudy 50° 37%
  • 11pm Showers 51° 44%
AM 6-11
  • 6am Rain 54° 51%
  • 7am Cloudy 54° 34%
  • 8am Cloudy 54° 34%
  • 9am Cloudy 55° 40%
  • 10am Rain 57° 56%
  • 11am Cloudy 59° 48%
PM 12-5
  • 12pm Rain 60° 56%
  • 1pm Cloudy 60° 40%
  • 2pm Cloudy 61° 34%
  • 3pm Cloudy 61° 40%
  • 4pm Rain 62° 58%
  • 5pm Cloudy 64° 49%
Hourly Forecast >

Portland Pollen Levels - February 27

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

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Allergies Live Feed

    Loading...

    Loading...

    Loading...

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