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Personalized Forecasts

Featured Forecast

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    • Today

      Sep 25

      64° /47°
      Sunshine
      • Unlikely
      • for hair frizz
      • Wind Gust: 25 mph
      • Precip: 0%
      • Hours of Precip: 0
      More
    • Mon

      Sep 26

      64° /56°F
      Sunny to partly cloudy
      • Unlikely
      • for hair frizz
      • Wind Gust: 8 mph
      • Precip: 5%
      • Hours of Precip: 1
    • Tue

      Sep 27

      70° /59°
      Mostly cloudy, a little rain
      • Warning
      • for hair frizz
      • Wind Gust: 16 mph
      • Precip: 75%
      • Hours of Precip: 4
      More
    • Wed

      Sep 28

      71° /61°
      A couple of morning showers
      • Advisory
      • for hair frizz
      • Wind Gust: 13 mph
      • Precip: 60%
      • Hours of Precip: 1
      More
    • Thu

      Sep 29

      67° /62°
      Mostly cloudy and humid
      • Advisory
      • for hair frizz
      • Wind Gust: 13 mph
      • Precip: 25%
      • Hours of Precip: 0
      More

    Day

    64°Hi RealFeel® 72° Precipitation 5%
    Sunny to partly cloudy
    • E 5 mph
    • Gusts: 8 mph
    • Max UV Index: 4 (Moderate)
    • Thunderstorms: 2%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    56°Lo RealFeel® 55° Precipitation 56%
    Increasing cloudiness, turning milder late with a little rain
    • S 7 mph
    • Gusts: 13 mph
    • Max UV Index: N/A
    • Thunderstorms: 0%
    • Precipitation: 0.03 in
    • Rain: 0.03 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 1 hrs
    • Hours of Rain: 1 hrs

    Temperature History

    more Historical Weather Data >
      Today Normal Record 9/26/2015
    High 64° 68° 81° (1958) 65°
    Low 56° 52° 37° (1981) 43°

    Sunrise/Sunset

    • Sunrise: 6:33 AM
    • Sunset: 6:30 PM
    • Duration: 11:57 hr

    Moonrise/Moonset

    • Moonrise: 2:06 AM
    • Moonset: 4:19 PM
    • Duration: 14:13 hr
    Astronomy

    Hyannis Weather Report

    Crisp fall air to bring first frost of season to parts of northeastern US

    September 25, 2016; 2:29 PM ET

    Fall air has finally arrived in the northeastern United States and may yield the first frost of the season in parts of the region to end this weekend. More >

    Mon. Hair Frizz

    Mon. Wind Maps

    Mon. UV Index