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    • Today

      May 26

      88° /70°F
      A p.m. t-storm in the area
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Low
      • ragweed pollen levels
      • Grass Pollen: High
      • Ragweed Pollen: Low
      • Tree Pollen: High
    • Sun

      May 27

      82° /65°
      A shower and t-storm around
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Moderate
      More
    • Mon

      May 28

      77° /67°
      Clouds giving way to some sun
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Tue

      May 29

      86° /68°
      A t-storm around in the p.m.
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More
    • Wed

      May 30

      82° /69°
      Periods of sun; humid
      • Low
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Low
      • Tree Pollen: Low
      More

    Day

    88°Hi RealFeel® 98° Precipitation 43%
    Times of clouds and sun, very warm and humid; an afternoon shower or thunderstorm around
    • Winds from the
    • SW 6 mph
    • Gusts: 9 mph
    • Max UV Index: 10 (Extreme)
    • Thunderstorms: 60%
    • Precipitation: 0.09 in
    • Rain: 0.09 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 1 hrs
    • Hours of Rain: 1 hrs

    Night

    70°Lo RealFeel® 72° Precipitation 56%
    Mostly cloudy, a shower or thunderstorm around; warm and humid
    • Winds from the
    • SSW 5 mph
    • Gusts: 8 mph
    • Max UV Index: N/A
    • Thunderstorms: 40%
    • Precipitation: 0.15 in
    • Rain: 0.15 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 1.5 hrs
    • Hours of Rain: 1.5 hrs

    Greenbelt Pollen Levels May 26

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

      High

    • Ragweed Pollen

      Low

    • Mold

      Low

    • Grass Pollen

      High

    Temperature History

    more Historical Weather Data >
      Today Normal Record 5/26/2017
    High 88° 79° N/A 76°
    Low 70° 58° N/A 57°

    Sunrise/Sunset

    • Sunrise: 5:47 AM
    • Sunset: 8:23 PM
    • Duration: 14:36 hr

    Moonrise/Moonset

    • Moonrise: 5:32 PM
    • Moonset: 4:52 AM
    • Duration: 11:20 hr
    Astronomy

    Sat. Pollen

    Sat. Dust & Dander

    Sat. Wind Maps