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Storm system to bring heavy rainfall and the potential for flash flooding over the southern Mid Atlantic and Southeast U.S.

A slow moving low pressure system will bring the threat for heavy rainfall, flash flooding, and a few strong to severe thunderstorms into Tuesday. The main threat areas include the southern Mid Atlantic and Southeast U.S. Excessive runoff may lead to flooding of low lying areas, rivers, and streams. Read More >

Current conditions at

Boeing Field - King County International Airport (KBFI)

Lat: 47.54548°NLon: 122.3147°WElev: 20ft.

Lt Rain

48°F

9°C

Humidity 100%
Wind Speed S 9 MPH
Barometer 29.83 in
Dewpoint 48°F (9°C)
Visibility 10.00 mi
Wind Chill44°F (7°C)
Last update 23 Apr 9:35 pm PDT
Extended Forecast for

Mercer Island WA

  • Tonight

    Tonight: Showers likely.  Cloudy, with a low around 46. South wind around 10 mph.  Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.

    Showers
    Likely

    Low: 46 °F

  • Monday

    Monday: A 40 percent chance of showers.  Mostly cloudy, with a high near 59. Calm wind becoming northwest 5 to 8 mph in the afternoon.

    Chance
    Showers

    High: 59 °F

  • Monday
    Night

    Monday Night: A 30 percent chance of showers before midnight.  Mostly cloudy, with a low around 46. North northwest wind 6 to 14 mph becoming south after midnight.

    Chance
    Showers then
    Mostly Cloudy

    Low: 46 °F

  • Tuesday

    Tuesday: A 40 percent chance of rain.  Mostly cloudy, with a high near 58. South wind 9 to 16 mph.

    Chance Rain

    High: 58 °F

  • Tuesday
    Night

    Tuesday Night: Showers likely.  Mostly cloudy, with a low around 48. Southwest wind 8 to 18 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Showers
    Likely

    Low: 48 °F

  • Wednesday

    Wednesday: Showers.  High near 56. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Showers

    High: 56 °F

  • Wednesday
    Night

    Wednesday Night: Showers likely.  Cloudy, with a low around 43. Chance of precipitation is 70%.

    Showers
    Likely

    Low: 43 °F

  • Thursday

    Thursday: A chance of showers.  Cloudy, with a high near 56.

    Chance
    Showers

    High: 56 °F

  • Thursday
    Night

    Thursday Night: A chance of showers.  Cloudy, with a low around 43.

    Chance
    Showers

    Low: 43 °F

Detailed Forecast

Tonight
Showers likely. Cloudy, with a low around 46. South wind around 10 mph. Chance of precipitation is 70%. New precipitation amounts between a tenth and quarter of an inch possible.
Monday
A 40 percent chance of showers. Mostly cloudy, with a high near 59. Calm wind becoming northwest 5 to 8 mph in the afternoon.
Monday Night
A 30 percent chance of showers before midnight. Mostly cloudy, with a low around 46. North northwest wind 6 to 14 mph becoming south after midnight.
Tuesday
A 40 percent chance of rain. Mostly cloudy, with a high near 58. South wind 9 to 16 mph.
Tuesday Night
Showers likely. Mostly cloudy, with a low around 48. Southwest wind 8 to 18 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Showers. High near 56. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Showers likely. Cloudy, with a low around 43. Chance of precipitation is 70%.
Thursday
A chance of showers. Cloudy, with a high near 56.
Thursday Night
A chance of showers. Cloudy, with a low around 43.
Friday
A chance of showers. Mostly cloudy, with a high near 58.
Friday Night
Mostly cloudy, with a low around 44.
Saturday
Partly sunny, with a high near 62.
Saturday Night
A chance of showers. Cloudy, with a low around 46.
Sunday
A chance of showers. Mostly cloudy, with a high near 60.
Click Map For Forecast
Point Forecast:
Mercer Island WA
 47.55°N 122.24°W (Elev. 3 ft)
8:33 pm PDT Apr 23, 2017
10pm PDT Apr 23, 2017-6pm PDT Apr 30, 2017
 
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