• Today

    Aug 31

    66°Lo 59°

    On-and-off rain and drizzle

    Fair for an outdoor bbq
    • Precip
      72%
    • Hi
      RealFeel
      63°
    • Wind
      Speed
      13 mph
  • Tue

    Sep 1

    66°Lo 53°

    Occasional rain

    Poor for an outdoor bbq
    • Precip
      65%
    • Hi
      RealFeel
      65°
    • Wind
      Speed
      9 mph
    more
  • Wed

    Sep 2

    63°Lo 52°

    Periods of rain

    Poor for an outdoor bbq
    • Precip
      67%
    • Hi
      RealFeel
      65°
    • Wind
      Speed
      7 mph
    more
  • Thu

    Sep 3

    66°Lo 53°

    A couple of showers

    Fair for an outdoor bbq
    • Precip
      62%
    • Hi
      RealFeel
      70°
    • Wind
      Speed
      5 mph
    more
  • Fri

    Sep 4

    68°Lo 53°

    Some sun with a shower

    Very Good for an outdoor bbq
    • Precip
      55%
    • Hi
      RealFeel
      69°
    • Wind
      Speed
      5 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
5pm
6pm 7pm 8pm 9pm 10pm 11pm Tue
12am
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Forecast
Rain
Showers
Cloudy
Rain
Cloudy
Cloudy
Rain
Cloudy
Temp (°F) 66° 65° 64° 63° 63° 63° 62° 62°
RealFeel® 60° 60° 61° 58° 59° 59° 56° 58°
Humidity 76% 77% 80% 73% 74% 75% 77% 77%
   
  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Rain
 
52%
 
45%
 
44%
 
51%
 
47%
 
47%
 
51%
 
47%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
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  5pm 6pm 7pm 8pm 9pm 10pm 11pm 12am
Wind (mph) 12 S 12 S 10 S 10 S 10 S 10 SSW 10 SSW 10 SSW
UV Index 1 0 0 0 0 0 0 0
Cloud Cover 99% 98% 91% 95% 95% 95% 95% 95%
Dew Point 58° 58° 58° 55° 54° 55° 55° 54°
Middle Grid line 70 F Middle Grid line 65 F Middle Grid line 60 F

Temperature History - Aug 31

more Historical Weather Data >
  Today Normal Record 8/31/2014
High 66° 76° N/A N/A
Low 59° 55° N/A N/A

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:26 AM with 13:26 of sunlight, then sets at 7:52 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:59 PM with 13:12 of moolight, then sets at 10:11 AM

Mercer Island Weather Report

Seattle: Cool, Unsettled Weather to Persist Through Late Week

August 31, 2015; 3:27 PM ET

The Seattle area will continue to have wet weather and cooler conditions into late this week. more >

Is Your Outdoor Gear Waterproof?

Dec 5, 2012; 5:00 AM ET Now that it's cold enough to hit the slopes, you may want to look more closely at what materials your winter sports gear is made of. As it turns out, not all waterproofing is created equal.

Mon. Outdoor Entertaining

Mon. Wind Maps

Mon. UV Index