• Today

    Sep 18

    69°Lo 60°

    An afternoon shower or two

    Very Good for lawn mowing
    • Hours of Precip
      1
    • Precip
      55%
    • Hi
      RealFeel
      66°
    more
  • Fri

    Sep 19

    72°Lo 56°

    Considerable cloudiness

    Excellent for lawn mowing
    • Hours of Precip
      0
    • Precip
      18%
    • Hi
      RealFeel
      71°
    more
  • Sat

    Sep 20

    77°Lo 56°

    Sunshine and patchy clouds

    Excellent for lawn mowing
    • Hours of Precip
      0
    • Precip
      2%
    • Hi
      RealFeel
      75°
  • Sun

    Sep 21

    87°Lo 61°

    Warmer

    Excellent for lawn mowing
    • Hours of Precip
      0
    • Precip
      4%
    • Hi
      RealFeel
      87°
    more
  • Mon

    Sep 22

    76°Lo 59°

    Partly sunny and pleasant

    Excellent for lawn mowing
    • Hours of Precip
      0
    • Precip
      14%
    • Hi
      RealFeel
      74°
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Sat
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Mostly Sunny
Temp (°F) 59° 61° 65° 67° 70° 73° 75° 77°
RealFeel® 57° 61° 65° 68° 71° 73° 74° 75°
Humidity 79% 71% 65% 61% 54% 49% 46% 43%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
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Ice
 
0%
 
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  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 6 NNE 7 N 7 N 8 N 8 N 8 N 8 N 8 N
UV Index 1 2 3 4 4 4 3 2
Cloud Cover 25% 25% 25% 25% 25% 25% 25% 25%
Dew Point 52° 52° 53° 53° 53° 53° 53° 53°
Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F Middle Grid line 55 F

Temperature History - Sep 20

more Historical Weather Data >
  Today Normal Record 9/20/2013
High 77° 69° N/A 74°
Low 56° 51° N/A 45°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:53 AM with 12:19 of sunlight, then sets at 7:12 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:27 AM with 14:00 of moolight, then sets at 5:27 PM

Top Story

Seattle Weather Report

Seattle: Cooler Weather to Fade for Weekend Heat

September 18, 2014; 6:20 AM ET

After a stretch of above-normal high temperatures, cooler, more seasonable weather is expected in Seattle for the remainder of the week, but it will be short-lived as heat returns to the region this weekend. more >

Why Do Leaves Change Color?

Sep 20, 2011; 5:00 AM ET Why do leaves change from green to beautiful shades of red, orange and yellow in the fall?

Sat. Degree Days

Sat. Evapotranspiration