• Partly sunny 61°
    Ragweed Pollen Current Weather
    • Relative Humidity
      89%
    • Yesterday
      Temp
      62°
    • RealFeel
      59°
  • Today

    Jul 29

    Hi 76°

    Partly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
    Day Details >
  • Tomorrow

    Jul 30

    Hi 76°

    Partly sunny

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
    Day Details >
  • Thursday

    Jul 31

    Hi 76°

    Areas of low clouds, then sun

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      7 - Low
    Day Details >
Next

Pleasant this weekend

7/29 7/30 Now: 8:02am
AM 8-12
  • 8am Cloudy 62° 0%
  • 9am Mostly cloudy 64° 0%
  • 10am Mostly cloudy 67° 0%
  • 11am Mostly cloudy 70° 0%
  • 12pm Mostly cloudy 72° 0%
PM 7-12
  • 7pm Mostly sunny 69° 0%
  • 8pm Mostly sunny 66° 0%
  • 9pm Mostly clear 64° 0%
  • 10pm Mostly clear 63° 0%
  • 11pm Mostly clear 63° 0%
  • 12am Mostly clear 63° 0%
AM 1-6
  • 1am Mostly clear 62° 0%
  • 2am Mostly clear 62° 0%
  • 3am Partly cloudy 61° 0%
  • 4am Intermittent clouds 61° 0%
  • 5am Cloudy 61° 0%
  • 6am Cloudy 59° 0%
Hourly Forecast >

San Bruno Pollen Levels - July 29

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

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

San Bruno

Lightning Strikes Beachgoers in Venice Beach

Jul 28, 2014; 10:06AM ET Fast moving thunderstorms caught beachgoers off guard at the world famous Venice Beach in Los Angeles County in California on Monday. Lightning from the storm struck multiple people while others quickly sought shelter.

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Top Story

San Bruno Weather Report

VIDEO: California Wildfires Persist in Sierra Nevada Foothills, Yosemite National Park

July 29, 2014; 6:39 AM ET

A wildfire that has already destroyed at least 50 structures is threatening more in the Sierra Nevada foothills near Plymouth, California, according to state fire officials. more >

Allergies Live Feed

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Battling the Common Cold

Jun 23, 2014; 5:00 AM ET Marja Martinez talks about identifying and fighting the common cold.

Tue. Pollen

Tue. Dust & Dander

Tue. Wind Maps