Mercer Island, WA

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Current Weather Forecast for Mercer Island

WA 98040  |   5:34pm

Weather Conditions

78°
Feels Like 78°
Fair / Mostly Sunny
Fair
56° 78°
UV Index
1
UV Index
Air Quality
Good
Air Quality
Wind
S 8 mph
Wind
Rain
0 in
rain

Tonight

Sat 9/13
58°
Lowest Temperature
Scattered Showers
53%
Partly cloudy skies this evening. Increasing clouds with periods of showers late. Low 58F. Winds SSW at 5 to 10 mph. Chance of rain 50%.

Tomorrow

Sun 9/14
62°
Highest Temperature
Rain
81%
Rain early...then remaining cloudy with showers in the afternoon. High 62F. Winds SSE at 5 to 10 mph. Chance of rain 80%. Rainfall around a quarter of an inch.

Tomorrow night

Sun 9/14
51°
Lowest Temperature
Partly Cloudy
24%
Cloudy skies early, then partly cloudy after midnight. Low 51F. Winds light and variable.

Local Weather Radar - Mercer Island, WA

Live Mercer Island Local Radar Forecast by FOX Weather

Next 12 Hours Forecast in Mercer Island

Hourly Weather Forecast & Temperature

6PM
Partly / Cloudy
1%
77°
Feels Like 77°
Partly Cloudy
Wind
SW 8 mph
Wind
Pressure
1010 mb
Pressure
Humidity
46%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
35%
Cloud Cover
7PM
Partly / Cloudy
1%
74°
Feels Like 74°
Partly Cloudy
Wind
SW 7 mph
Wind
Pressure
1010 mb
Pressure
Humidity
50%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
45%
Cloud Cover
8PM
Partly Cloudy
1%
71°
Feels Like 71°
Partly Cloudy
Wind
SSW 5 mph
Wind
Pressure
1010 mb
Pressure
Humidity
56%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
59%
Cloud Cover
9PM
Partly Cloudy
1%
66°
Feels Like 66°
Partly Cloudy
Wind
SSW 5 mph
Wind
Pressure
1010 mb
Pressure
Humidity
63%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
52%
Cloud Cover
10PM
Mostly Cloudy
2%
65°
Feels Like 65°
Mostly Cloudy
Wind
SSW 6 mph
Wind
Pressure
1010 mb
Pressure
Humidity
69%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
64%
Cloud Cover
11PM
Mostly Cloudy
2%
64°
Feels Like 64°
Mostly Cloudy
Wind
S 5 mph
Wind
Pressure
1011 mb
Pressure
Humidity
72%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
69%
Cloud Cover
12AM
Cloudy
3%
63°
Feels Like 63°
Cloudy
Wind
S 5 mph
Wind
Pressure
1011 mb
Pressure
Humidity
74%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
84%
Cloud Cover
1AM
Cloudy
6%
61°
Feels Like 61°
Cloudy
Wind
S 5 mph
Wind
Pressure
1010 mb
Pressure
Humidity
77%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
82%
Cloud Cover
2AM
Cloudy
11%
61°
Feels Like 61°
Cloudy
Wind
S 4 mph
Wind
Pressure
1010 mb
Pressure
Humidity
78%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
97%
Cloud Cover
3AM
Cloudy
24%
61°
Feels Like 61°
Cloudy
Wind
SSE 4 mph
Wind
Pressure
1010 mb
Pressure
Humidity
80%
Humidity
UV Index
0
UV Index
Visibility
10mi
Visibility
Visibility
97%
Cloud Cover
4AM
Showers
35%
60°
Feels Like 60°
Showers
Wind
S 4 mph
Wind
Pressure
1010 mb
Pressure
Humidity
83%
Humidity
UV Index
0
UV Index
Visibility
7mi
Visibility
Visibility
97%
Cloud Cover
5AM
Showers
41%
60°
Feels Like 60°
Showers
Wind
S 3 mph
Wind
Pressure
1010 mb
Pressure
Humidity
83%
Humidity
UV Index
0
UV Index
Visibility
7mi
Visibility
Visibility
98%
Cloud Cover
Sat 9/13
Sat
Scattered Showers
53%
56°
78°
Chance of late night showers. Lows overnight in the upper 50s.
Feels Like
58°
Feels Like
Wind
SSW 7 mph
Wind
Humidity
70%
Humidity
UV Index
0
UV Index
Visibility
6:44 AM
Sunrise
Visibility
7:23 PM
Sunset
Sun 9/14
Sun
Rain
81%
55°
62°
Mainly cloudy and rainy. Highs in the low 60s and lows in the low 50s.
Feels Like
59°
Feels Like
Wind
SSE 8 mph
Wind
Humidity
83%
Humidity
UV Index
2
UV Index
Visibility
6:45 AM
Sunrise
Visibility
7:21 PM
Sunset
Mon 9/15
Mon
Partly / Cloudy
8%
51°
69°
Partly cloudy. Highs in the upper 60s and lows in the low 50s.
Feels Like
69°
Feels Like
Wind
N 9 mph
Wind
Humidity
66%
Humidity
UV Index
5
UV Index
Visibility
6:46 AM
Sunrise
Visibility
7:19 PM
Sunset
Tue 9/16
Tue
Sunny
6%
53°
85°
Abundant sunshine. Highs in the mid 80s and lows in the mid 50s.
Feels Like
85°
Feels Like
Wind
NNE 6 mph
Wind
Humidity
50%
Humidity
UV Index
5
UV Index
Visibility
6:48 AM
Sunrise
Visibility
7:17 PM
Sunset
Wed 9/17
Wed
Fair / Mostly Sunny
15%
56°
72°
A few clouds. Highs in the low 70s and lows in the low 50s.
Feels Like
72°
Feels Like
Wind
WSW 9 mph
Wind
Humidity
60%
Humidity
UV Index
5
UV Index
Visibility
6:49 AM
Sunrise
Visibility
7:15 PM
Sunset
Thu 9/18
Thu
Partly / Cloudy
21%
53°
68°
Mix of sun and clouds. Highs in the upper 60s and lows in the low 50s.
Feels Like
68°
Feels Like
Wind
N 8 mph
Wind
Humidity
64%
Humidity
UV Index
5
UV Index
Visibility
6:50 AM
Sunrise
Visibility
7:13 PM
Sunset
Fri 9/19
Fri
Fair / Mostly Sunny
7%
51°
71°
Plenty of sun. Highs in the low 70s and lows in the low 50s.
Feels Like
71°
Feels Like
Wind
N 8 mph
Wind
Humidity
63%
Humidity
UV Index
5
UV Index
Visibility
6:52 AM
Sunrise
Visibility
7:11 PM
Sunset
Sat 9/20
Sat
Fair / Mostly Sunny
14%
52°
69°
Plenty of sun. Highs in the upper 60s and lows in the mid 50s.
Feels Like
69°
Feels Like
Wind
SW 7 mph
Wind
Humidity
66%
Humidity
UV Index
5
UV Index
Visibility
6:53 AM
Sunrise
Visibility
7:09 PM
Sunset
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