Super Typhoon Sinlaku to Impact the Marianas and Guam; Severe Weather Threat from the Southern Plains to the Great Lakes

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, thunderstorms, and coastal impacts to the Marianas Islands into Wednesday. Typhoon conditions are likely over the Northern Mariana Islands. Severe thunderstorms and heavy rain are expected from the Southern Plains to the Great Lakes through Tuesday. Heavy snow is expected in the Pacific Northwest. Read More >

Current conditions at

SEATTLE WEATHER FORECAST OFFICE (SEAW1)

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

NA

49°F

9°C

Humidity 86%
Wind Speed WNW 2 MPH
Barometer 29.97 in (1014.9 mb)
Dewpoint 45°F (7°C)
Visibility NA
Last update 13 Apr 08:30 PM PDT
Extended Forecast for

2 Miles SSW Seattle-University WA

  • Tonight

    Tonight: A 50 percent chance of rain, mainly between 2am and 5am.  Mostly cloudy, with a steady temperature around 47. South southwest wind 8 to 10 mph.

    Low: 47 °F

    Chance Rain

  • Tuesday

    Tuesday: Rain, mainly after 9am.  Steady temperature around 46. South wind 11 to 17 mph, with gusts as high as 23 mph.  Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.

    High: 46 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain, mainly before 11pm.  Low around 39. South southwest wind 12 to 17 mph becoming east 6 to 11 mph after midnight. Winds could gust as high as 23 mph.  Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 39 °F

    Rain then
    Chance Rain

  • Wednesday

    Wednesday: Rain, mainly between 11am and 2pm, then showers and possibly a thunderstorm after 2pm.  High near 49. Southeast wind around 6 mph becoming southwest in the afternoon.  Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 49 °F

    Showers

  • Wednesday Night

    Wednesday Night: Rain likely before 11pm.  Mostly cloudy, with a low around 36. Northwest wind around 6 mph becoming calm  in the evening.  Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 36 °F

    Rain Likely
    then Mostly
    Cloudy

  • Thursday

    Thursday: Mostly sunny, with a high near 55.

    High: 55 °F

    Mostly Sunny

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 41.

    Low: 41 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 56.

    High: 56 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 41.

    Low: 41 °F

    Mostly Cloudy

Detailed Forecast

Tonight
A 50 percent chance of rain, mainly between 2am and 5am. Mostly cloudy, with a steady temperature around 47. South southwest wind 8 to 10 mph.
Tuesday
Rain, mainly after 9am. Steady temperature around 46. South wind 11 to 17 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain, mainly before 11pm. Low around 39. South southwest wind 12 to 17 mph becoming east 6 to 11 mph after midnight. Winds could gust as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
Rain, mainly between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. High near 49. Southeast wind around 6 mph becoming southwest in the afternoon. Chance of precipitation is 80%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Rain likely before 11pm. Mostly cloudy, with a low around 36. Northwest wind around 6 mph becoming calm in the evening. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Thursday
Mostly sunny, with a high near 55.
Thursday Night
Partly cloudy, with a low around 41.
Friday
Partly sunny, with a high near 56.
Friday Night
Mostly cloudy, with a low around 41.
Saturday
Mostly cloudy, with a high near 60.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 46.
Sunday
A chance of rain. Mostly cloudy, with a high near 56.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 44.
Monday
A chance of rain. Partly sunny, with a high near 58.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
2 Miles SSW Seattle-University WA
 47.63°N 122.33°W (Elev. 39 ft)
11:27 am PDT Apr 13, 2026
9pm PDT Apr 13, 2026-6pm PDT Apr 20, 2026
 
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Additional Resources

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