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

Portland, Portland-Troutdale Airport (KTTD)

Lat: 45.55111°NLon: 122.40889°WElev: 36.0ft.

Overcast

46°F

8°C

Humidity 70%
Wind Speed N 0 MPH
Barometer 30.17 in (1021.67 mb)
Dewpoint 37°F (3°C)
Visibility 10.00 mi
Last update 14 Apr 02:00 AM PDT
Extended Forecast for

Troutdale OR

  • Overnight

    Overnight: Mostly cloudy, with a low around 43. South southwest wind 3 to 5 mph.

    Low: 43 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Rain, mainly after 10am.  High near 54. Breezy, with a south southwest wind 8 to 16 mph, with gusts as high as 31 mph.  Chance of precipitation is 100%. New precipitation amounts of less than a tenth of an inch possible.

    High: 54 °F

    Breezy.
    Chance Rain
    then Rain

  • Tuesday Night

    Tuesday Night: Rain.  Low around 40. Breezy, with a south southwest wind 16 to 21 mph becoming west southwest 8 to 13 mph after midnight. Winds could gust as high as 33 mph.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 40 °F

    Rain and
    Breezy

  • Wednesday

    Wednesday: Rain likely, then showers and possibly a thunderstorm after 11am.  Snow level 1400 feet rising to 2200 feet in the afternoon. High near 51. Light west wind increasing to 6 to 11 mph in the afternoon. Winds could gust as high as 20 mph.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 51 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm.  Snow level 1700 feet. Low around 37. West wind 8 to 13 mph becoming light south southwest  in the evening. Winds could gust as high as 21 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 37 °F

    Showers then
    Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers.  Snow level 1400 feet rising to 2800 feet in the afternoon. Partly sunny, with a high near 55.

    High: 55 °F

    Chance
    Showers

  • Thursday Night

    Thursday Night: A 20 percent chance of showers before 11pm.  Mostly cloudy, with a low around 39.

    Low: 39 °F

    Slight Chance
    Showers then
    Mostly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 59.

    High: 59 °F

    Partly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 40.

    Low: 40 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Mostly cloudy, with a low around 43. South southwest wind 3 to 5 mph.
Tuesday
Rain, mainly after 10am. High near 54. Breezy, with a south southwest wind 8 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Rain. Low around 40. Breezy, with a south southwest wind 16 to 21 mph becoming west southwest 8 to 13 mph after midnight. Winds could gust as high as 33 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday
Rain likely, then showers and possibly a thunderstorm after 11am. Snow level 1400 feet rising to 2200 feet in the afternoon. High near 51. Light west wind increasing to 6 to 11 mph in the afternoon. Winds could gust as high as 20 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers and possibly a thunderstorm. Snow level 1700 feet. Low around 37. West wind 8 to 13 mph becoming light south southwest in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Thursday
A 40 percent chance of showers. Snow level 1400 feet rising to 2800 feet in the afternoon. Partly sunny, with a high near 55.
Thursday Night
A 20 percent chance of showers before 11pm. Mostly cloudy, with a low around 39.
Friday
Partly sunny, with a high near 59.
Friday Night
Mostly cloudy, with a low around 40.
Saturday
Partly sunny, with a high near 67.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 47.
Sunday
Rain likely. Mostly cloudy, with a high near 60.
Sunday Night
Rain likely. Mostly cloudy, with a low around 44.
Monday
Rain likely. Partly sunny, with a high near 62.
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ABOUT THIS FORECAST

 
Point Forecast:
Troutdale OR
 45.54°N 122.4°W (Elev. 102 ft)
2:01 am PDT Apr 14, 2026
2am PDT Apr 14, 2026-6pm PDT Apr 20, 2026
 
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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