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    Next 5 Days
    • Current Weather

      52° F
      Clouds and sun
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Relative Humidity: 79%
      • Yesterday Temp: 44°
      • RealFeel: 55°
    • Today

      Apr 23

      63° Hi
      Partly sunny and cool
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: High
      } Day Details
    • Tomorrow

      Apr 24

      62° Hi
      Rain and a t-storm; breezy
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      } Day Details
    • Wednesday

      Apr 25

      73° Hi
      Periods of sun with a shower
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      } Day Details
    Next 6 Hours
    • 8AM

      Apr 23

      52°
      Partly sunny
      Precip 0%
    • 9AM

      56°
      Mostly sunny
      Precip 0%
    • 10AM

      59°
      Mostly sunny
      Precip 0%
    • 11AM

      62°
      Mostly sunny
      Precip 0%
    • 12PM

      63°
      Partly sunny
      Precip 0%
    • 1PM

      63°
      Partly sunny
      Precip 0%

    Portsmouth Pollen Levels Apr 23

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

      High

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      Low

    A storm is poised to sweep up the East Coast through the first half of the week.
    Rain to spread across Northeast through midweek

    Allergies Live Feed

    Mon. Pollen

    Mon. Dust & Dander

    Mon. Wind Maps