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    Next 5 Days
    • Current Weather

      58° F
      Partly sunny
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Relative Humidity: 74%
      • Yesterday Temp: 63°
      • RealFeel: 59°
    • Today

      May 22

      73° Hi
      Sunny and pleasant
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
      } Day Details
    • Tomorrow

      May 23

      71° Hi
      Mostly sunny
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
      } Day Details
    • Wednesday

      May 24

      68° Hi
      Partial sunshine
      • Low
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Low
      • Tree Pollen: High
      } Day Details
    Next 6 Hours
    • 9AM

      May 22

      59°
      Partly sunny
      Precip 0%
    • 10AM

      62°
      Mostly sunny
      Precip 0%
    • 11AM

      65°
      Mostly sunny
      Precip 0%
    • 12PM

      68°
      Sunny
      Precip 0%
    • 1PM

      71°
      Mostly sunny
      Precip 0%
    • 2PM

      72°
      Mostly sunny
      Precip 0%

    San Bruno Pollen Levels May 22

    • Extreme
    • Very High
    • High
    • Moderate
    • Low
    • Tree Pollen

      Moderate

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      Low

    As highs climb past the century-mark in the Southwest, 80s and 90s will be felt as far north as Portland and Seattle into Tuesday.
    Temperatures to soar to record levels across western US

    Allergies Live Feed

    Mon. Pollen

    Mon. Dust & Dander

    Mon. Wind Maps