• Today

    Dec 18

    50°Lo 44°

    Cloudy with a passing shower

    Poor for lawn mowing
    • Hours of Precip
      5.5
    • Precip
      57%
    • Hi
      RealFeel
      44°
    more
  • Fri

    Dec 19

    50°Lo 43°

    Cloudy with spotty showers

    Poor for lawn mowing
    • Hours of Precip
      4.5
    • Precip
      64%
    • Hi
      RealFeel
      43°
  • Sat

    Dec 20

    51°Lo 45°

    Windy with rain

    Poor for lawn mowing
    • Hours of Precip
      10
    • Precip
      77%
    • Hi
      RealFeel
      38°
    more
  • Sun

    Dec 21

    54°Lo 43°

    Rain

    Poor for lawn mowing
    • Hours of Precip
      6.5
    • Precip
      75%
    • Hi
      RealFeel
      46°
    more
  • Mon

    Dec 22

    52°Lo 40°

    A brief shower or two

    Poor for lawn mowing
    • Hours of Precip
      3
    • Precip
      55%
    • Hi
      RealFeel
      51°
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Fri
6am
7am 8am 9am 10am 11am 12pm 1pm
  6am 7am 8am 9am 10am 11am 12pm 1pm
Forecast
Rain
Cloudy
Cloudy
Showers
Cloudy
Showers
Cloudy
Cloudy
Temp (°F) 46° 44° 45° 46° 47° 48° 49° 50°
RealFeel® 39° 38° 39° 40° 40° 42° 42° 43°
Humidity 80% 89% 84% 84% 83% 81% 79% 75%
   
  6am 7am 8am 9am 10am 11am 12pm 1pm
Rain
 
75%
 
49%
 
48%
 
52%
 
44%
 
52%
 
48%
 
43%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  6am 7am 8am 9am 10am 11am 12pm 1pm
Wind (mph) 8 S 7 S 8 SSE 9 SSE 9 SSE 10 SSE 10 SSE 12 SSE
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 96% 95% 95% 95% 95% 95% 95% 95%
Dew Point 41° 40° 41° 41° 42° 43° 43° 42°
Middle Grid line 55 F Middle Grid line 50 F Middle Grid line 45 F Middle Grid line 40 F

Temperature History - Dec 19

more Historical Weather Data >
  Today Normal Record 12/19/2013
High 50° N/A 56° (2003) 42°
Low 43° N/A 17° (1990) 30°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 8:00 AM with 8:18 of sunlight, then sets at 4:18 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 5:11 AM with 9:43 of moolight, then sets at 2:54 PM

Friday Harbor Weather Report

Seattle: Rain to Continue Into the Weekend

December 18, 2014; 12:39 PM ET

Residents of Seattle and western Washington will want to keep rain gear handy as wet weather continues to move through the region. 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?

Fri. Overnight Freeze

Fri. Degree Days

Fri. Evapotranspiration