• Partly cloudy 59°
    Ragweed Pollen Current Weather
    • Relative Humidity
      71%
    • Yesterday
      Temp
      61°
    • RealFeel
      58°
  • Early AM

    Sep 4

    Lo 58°

    Cloudy

    Ragweed Pollen Weather
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    Day Details >
  • Today

    Sep 4

    Hi 71°

    Increasingly windy

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    Day Details >
  • Tomorrow

    Sep 5

    Hi 75°

    Mostly sunny

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

Pleasant Sunday

9/4 9/5 Now: 2:39am
AM 2-6
  • 2am Cloudy 60° 0%
  • 3am Cloudy 59° 0%
  • 4am Cloudy 59° 0%
  • 5am Cloudy 59° 0%
  • 6am Cloudy 58° 0%
PM 1-6
  • 1pm Mostly cloudy 69° 0%
  • 2pm Mostly sunny 70° 0%
  • 3pm Mostly sunny 71° 0%
  • 4pm Mostly sunny 70° 0%
  • 5pm Mostly sunny 68° 0%
  • 6pm Mostly sunny 67° 0%
PM 7-12
  • 7pm Mostly sunny 65° 0%
  • 8pm Mostly clear 63° 0%
  • 9pm Mostly clear 62° 0%
  • 10pm Mostly clear 62° 0%
  • 11pm Mostly clear 61° 0%
  • 12am Mostly clear 61° 0%
Hourly Forecast >

San Bruno Pollen Levels - September 4

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

    Low

  • Mold Pollen

    Low

  • Ragweed Pollen

    Low

  • Tree Pollen

    Low

Sep 04, 2015; 5:21 AM ET
Five-day Weather Forecast for San Francisco, CA
San Francisco, CA Weather Forecast

San Bruno Weather Report

San Francisco: Pleasant Stretch Continues Through Labor Day

September 4, 2015; 1:47 AM ET

As a ridge moves in from the west over the weekend and early next week, high temperatures will swing back above normal. more >

Allergies Live Feed

    Loading...

    Loading...

    Loading...

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps