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Personalized Forecasts

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    • Today

      Sep 21

      92° /68°F
      Sunshine, very warm and muggy
      • Ragweed Pollen
        • Ragweed Pollen
        • Grass Pollen
        • Tree Pollen
        • Mold
        • Dust & Dander
        • Air Quality Index
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
    • Fri

      Sep 22

      90° /68°
      Warm and muggy with sunshine
      • Moderate
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: Moderate
      • Tree Pollen: Low
      More
    • Sat

      Sep 23

      90° /68°
      Mostly sunny and very warm
      • High
      • ragweed pollen levels
      • Grass Pollen: Low
      • Ragweed Pollen: High
      • Tree Pollen: Low
      More
    • Sun

      Sep 24

      88° /67°
      Partly sunny and very warm
      • High
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: High
      • Tree Pollen: Low
      More
    • Mon

      Sep 25

      88° /67°
      Mostly sunny and very warm
      • High
      • ragweed pollen levels
      • Grass Pollen: Moderate
      • Ragweed Pollen: High
      • Tree Pollen: Low
      More

    Day

    92°Hi RealFeel® 107° Precipitation 10%
    Mostly sunny, very warm and muggy
    • Winds from the
    • S 4 mph
    • Gusts: 8 mph
    • Max UV Index: 11 (Extreme)
    • Thunderstorms: 24%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    68°Lo RealFeel® 69° Precipitation 1%
    Clear, warm and muggy
    • Winds from the
    • ESE 4 mph
    • Gusts: 6 mph
    • Max UV Index: N/A
    • Thunderstorms: 24%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Union City Pollen Levels Sep 21

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

      Low

    • Ragweed Pollen

      Moderate

    • Mold

      Low

    • Grass Pollen

      Low

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/21/2016
    High 92° 80° N/A 88°
    Low 68° 55° N/A 57°

    Sunrise/Sunset

    • Sunrise: 6:43 AM
    • Sunset: 6:55 PM
    • Duration: 12:12 hr

    Moonrise/Moonset

    • Moonrise: 8:01 AM
    • Moonset: 8:04 PM
    • Duration: 12:03 hr
    Astronomy

    Thu. Pollen

    Thu. Dust & Dander

    Thu. Wind Maps