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    Next 5 Days
    • Current Weather

      84° F
      Partly sunny
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Relative Humidity: 43%
      • Yesterday Temp: 87°
      • RealFeel: 91°
    • Today

      Jul 21

      87° Hi
      An afternoon thunderstorm
      • Low
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      } Day Details
    • Tomorrow

      Jul 22

      88° Hi
      A heavy afternoon t-storm
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      } Day Details
    • Sunday

      Jul 23

      87° Hi
      A thunderstorm or two
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      } Day Details
    Next 6 Hours
    • 2PM

      Jul 21

      84°
      Partly sunny
      Precip 17%
    • 3PM

      85°
      Mostly sunny
      Precip 17%
    • 4PM

      86°
      Mostly sunny
      Precip 22%
    • 5PM

      87°
      Mostly sunny
      Precip 43%
    • 6PM

      86°
      Mostly sunny
      Precip 47%
    • 7PM

      78°
      Partly sunny w/ t-storms
      Precip 51%

    San Ysidro Pollen Levels Jul 21

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

      Low

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      Moderate

     Flooding and damaging thunderstorms will once again target the midwestern states on Saturday.
    Midwestern US braces for more rounds of severe weather

    Allergies Live Feed

    Fri. Pollen

    Fri. Dust & Dander

    Fri. Wind Maps