Next 5 Days
  • Current Weather

    3:06 AM

    62°
    Relative Humidity: 90%
    Yesterday Temp: 41°
    RealFeel: 58°
    Cloudy
    • Ragweed Pollen
      • Ragweed Pollen
      • Grass Pollen
      • Tree Pollen
      • Mold
      • Dust & Dander
      • Air Quality Index
  • Early AM

    Apr 19

    60° Lo
    Areas of fog
    • Ragweed Pollen
    • Weather
    • Grass Pollen: Low
    • Ragweed Pollen: Low
    • Tree Pollen: High
    Day Details
  • Today

    Apr 19

    72° Hi
    Windy; a p.m. shower or two
    • Low
    • ragweed pollen levels
    • Ragweed Pollen
    • Low
    • Grass Pollen: Low
    • Ragweed Pollen: Low
    • Tree Pollen: High
    Day Details
  • Tomorrow

    Apr 20

    69° Hi
    Heavy rain and a thunderstorm
    • Low
    • ragweed pollen levels
    • Ragweed Pollen
    • Low
    • Grass Pollen: Low
    • Ragweed Pollen: Low
    • Tree Pollen: Low
    Day Details
Next 6 Hours
  • 3AM

    4/19

    62°
    Fog
    Precip: 32%
  • 4AM

    4/19

    61°
    Fog
    Precip: 32%
  • 5AM

    4/19

    61°
    Fog
    Precip: 34%
  • 6AM

    4/19

    60°
    Fog
    Precip: 37%
  • 7AM

    4/19

    60°
    Showers
    Precip: 40%
  • 8AM

    4/19

    61°
    Cloudy
    Precip: 25%

Waltham Pollen Levels Apr 19

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

    High

  • Ragweed Pollen

    Low

  • Mold

    Low

  • Grass Pollen

    Low

Allergies Live Feed

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps