, °F

Personalized Forecasts

Featured Forecast

My Favorite Forecasts

    My Recent Locations

    • Early AM

      Aug 18

      53° Lo
      Partly cloudy
      • Stargazing
      • Weather
      • Cloud Cover: 22%
      • Precip: 0%
      • Hours of Precip: 0
      More
    • Today

      Aug 18

      78° /55°
      Hazy sunshine; smoky
      • Excellent
      • for stargazing
      • Cloud Cover: 11%
      • Precip: 2%
      • Hours of Precip: 0
      More
    • Sun

      Aug 19

      86° /54°F
      Hazy sunshine; smoky
      • Very Good
      • for stargazing
      • Cloud Cover: 0%
      • Precip: 0%
      • Hours of Precip: 0
    • Mon

      Aug 20

      93° /55°
      Plenty of sun; hot
      • Very Good
      • for stargazing
      • Cloud Cover: 7%
      • Precip: 1%
      • Hours of Precip: 0
      More
    • Tue

      Aug 21

      91° /56°
      Sunshine; very warm
      • Excellent
      • for stargazing
      • Cloud Cover: 20%
      • Precip: 14%
      • Hours of Precip: 0
      More

    Day

    86°Hi RealFeel® 89° Precipitation 2%
    Hazy sunshine; smoky
    • Winds from the
    • NNW 5 mph
    • Gusts: 8 mph
    • Max UV Index: 6 (High)
    • Thunderstorms: 0%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    54°Lo RealFeel® 57° Precipitation 0%
    Clear; air quality will be unhealthy for sensitive groups
    • Winds from the
    • E 2 mph
    • Gusts: 6 mph
    • Max UV Index: N/A
    • Thunderstorms: 2%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Temperature History

    more Historical Weather Data >
      Today Normal Record 8/19/2017
    High 86° 74° N/A 75°
    Low 54° 52° N/A 54°

    Sunrise/Sunset

    • Sunrise: 6:05 AM
    • Sunset: 8:19 PM
    • Duration: 14:14 hr

    Moonrise/Moonset

    • Moonrise: 2:44 PM
    • Moonset: 12:20 AM
    • Duration: 9:36 hr
    Astronomy

    Solunar Information for Sumas, Canada

    Sat, Aug 18
    First
    Sun, Aug 26
    Full
    Mon, Sep 3
    Last
    Sun, Sep 9
    New