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Hawaii and Guam Concerns; Severe Weather for the Plains; Heavy Snow for Sierra-Nevada

Heavy rainfall capable of causing flash flooding will continue to impact Hawaii through Monday. Severe thunderstorms and heavy rain are possible in parts of Texas and the southern Plains and the Upper Great Lakes. Heavy mountain snow continues in California's Sierra Nevada and rain with gusty winds to lower elevations. Super Typhoon Sinlaku will impact the Marianas through midweek. Read More >

Current conditions at

SEATTLE WEATHER FORECAST OFFICE (SEAW1)

Lat: 47.68528°NLon: 122.25111°WElev: 29.0ft.

NA

53°F

12°C

Humidity 92%
Wind Speed SW 5 MPH
Barometer 29.68 in (1005.08 mb)
Dewpoint 51°F (11°C)
Visibility NA
Last update 12 Apr 06:30 PM PDT
Extended Forecast for

Mountlake Terrace WA

  • Tonight

    Tonight: Rain likely, mainly after 1am. Mostly cloudy, with a low around 45. Light and variable wind becoming south southeast around 6 mph after midnight. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 45 °F

    Chance Rain
    then Rain
    Likely

  • Monday

    Monday: A 50 percent chance of rain. Cloudy, with a high near 52. South southeast wind around 7 mph becoming east in the afternoon.

    High: 52 °F

    Chance Rain

  • Monday Night

    Monday Night: Rain likely, mainly before 11pm. Mostly cloudy, with a low around 42. North northeast wind 5 to 9 mph becoming south in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 42 °F

    Rain Likely

  • Tuesday

    Tuesday: Rain. High near 49. South wind 10 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 49 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain, mainly before 11pm. Low around 37. South wind 12 to 17 mph becoming east southeast 6 to 11 mph after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 37 °F

    Rain then
    Chance Rain

  • Wednesday

    Wednesday: A chance of rain, then showers and possibly a thunderstorm after 11am. High near 50. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 50 °F

    Showers

  • Wednesday Night

    Wednesday Night: A 50 percent chance of rain before 11pm. Mostly cloudy, with a low around 36.

    Low: 36 °F

    Chance Rain
    then Partly
    Cloudy

  • Thursday

    Thursday: A slight chance of rain after 11am. Mostly sunny, with a high near 54.

    High: 54 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 39.

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Tonight
Rain likely, mainly after 1am. Mostly cloudy, with a low around 45. Light and variable wind becoming south southeast around 6 mph after midnight. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Monday
A 50 percent chance of rain. Cloudy, with a high near 52. South southeast wind around 7 mph becoming east in the afternoon.
Monday Night
Rain likely, mainly before 11pm. Mostly cloudy, with a low around 42. North northeast wind 5 to 9 mph becoming south in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain. High near 49. South wind 10 to 16 mph, with gusts as high as 21 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Rain, mainly before 11pm. Low around 37. South wind 12 to 17 mph becoming east southeast 6 to 11 mph after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday
A chance of rain, then showers and possibly a thunderstorm after 11am. High near 50. Chance of precipitation is 80%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
A 50 percent chance of rain before 11pm. Mostly cloudy, with a low around 36.
Thursday
A slight chance of rain after 11am. Mostly sunny, with a high near 54.
Thursday Night
Partly cloudy, with a low around 39.
Friday
Partly sunny, with a high near 55.
Friday Night
Mostly cloudy, with a low around 40.
Saturday
Partly sunny, with a high near 58.
Saturday Night
A slight chance of rain. Mostly cloudy, with a low around 44.
Sunday
A chance of rain. Partly sunny, with a high near 57.
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Forecast Area
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ABOUT THIS FORECAST

 
Point Forecast:
Mountlake Terrace WA
 47.8°N 122.35°W (Elev. 400 ft)
Last Update:
11:27 am PDT Apr 12, 2026
Forecast Valid:
7pm PDT Apr 12, 2026-6pm PDT Apr 19, 2026
 
Forecast Discussion
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation