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

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 CNMI and tropical storm conditions over Guam. Severe thunderstorms and heavy rain are expected from the Southern Plains to the Great Lakes today. Read More >

Current conditions at

I84 WB at Cascade Locks MP44.57 (ODT78)

Lat: 45.66931°NLon: 121.88484°WElev: 194.0ft.

NA

49°F

9°C

Humidity 59%
Wind Speed W 1 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 14 Apr 10:37 AM PDT
Extended Forecast for

4 Miles SSW Cascade Locks OR

  • Today

    Today: Rain, mainly after 1pm.  High near 48. Southwest wind 6 to 10 mph, with gusts as high as 31 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 48 °F

    Chance Rain
    then Rain

  • Tonight

    Tonight: Rain before 3am, then rain, possibly mixed with snow.  Low around 37. Southwest wind 6 to 10 mph, with gusts as high as 32 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    Low: 37 °F

    Rain then
    Rain/Snow

  • Wednesday

    Wednesday: Rain, possibly mixed with snow showers, mainly after 1pm. Some thunder is also possible.  Snow level 2400 feet lowering to 1700 feet. High near 45. Light west southwest wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 23 mph.  Chance of precipitation is 100%. Little or no snow accumulation expected.

    High: 45 °F

    Chance
    Rain/Snow
    then
    Rain/Snow

  • Wednesday Night

    Wednesday Night: Rain, possibly mixed with snow showers before 11pm, then a chance of rain showers between 11pm and 5am, then a chance of rain and snow showers after 5am. Some thunder is also possible.  Snow level 2100 feet lowering to 1500 feet after midnight . Low around 35. West southwest wind 5 to 7 mph becoming calm  in the evening. Winds could gust as high as 21 mph.  Chance of precipitation is 90%. Little or no snow accumulation expected.

    Low: 35 °F

    Rain/Snow
    then Chance
    Rain/Snow

  • Thursday

    Thursday: A chance of rain and snow showers before 8am, then a chance of rain showers.  Snow level 1400 feet rising to 2800 feet in the afternoon. Partly sunny, with a high near 47. Calm wind becoming west around 6 mph in the afternoon. Winds could gust as high as 18 mph.  Chance of precipitation is 50%. Little or no snow accumulation expected.

    High: 47 °F

    Chance
    Rain/Snow
    then Chance
    Showers

  • Thursday Night

    Thursday Night: A 30 percent chance of showers before 11pm.  Snow level 3300 feet lowering to 2600 feet after midnight . Partly cloudy, with a low around 36.

    Low: 36 °F

    Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 53.

    High: 53 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Saturday

    Saturday: A slight chance of rain after 11am.  Partly sunny, with a high near 62.

    High: 62 °F

    Slight Chance
    Rain

Detailed Forecast

Today
Rain, mainly after 1pm. High near 48. Southwest wind 6 to 10 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tonight
Rain before 3am, then rain, possibly mixed with snow. Low around 37. Southwest wind 6 to 10 mph, with gusts as high as 32 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Wednesday
Rain, possibly mixed with snow showers, mainly after 1pm. Some thunder is also possible. Snow level 2400 feet lowering to 1700 feet. High near 45. Light west southwest wind becoming west 5 to 9 mph in the morning. Winds could gust as high as 23 mph. Chance of precipitation is 100%. Little or no snow accumulation expected.
Wednesday Night
Rain, possibly mixed with snow showers before 11pm, then a chance of rain showers between 11pm and 5am, then a chance of rain and snow showers after 5am. Some thunder is also possible. Snow level 2100 feet lowering to 1500 feet after midnight . Low around 35. West southwest wind 5 to 7 mph becoming calm in the evening. Winds could gust as high as 21 mph. Chance of precipitation is 90%. Little or no snow accumulation expected.
Thursday
A chance of rain and snow showers before 8am, then a chance of rain showers. Snow level 1400 feet rising to 2800 feet in the afternoon. Partly sunny, with a high near 47. Calm wind becoming west around 6 mph in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 50%. Little or no snow accumulation expected.
Thursday Night
A 30 percent chance of showers before 11pm. Snow level 3300 feet lowering to 2600 feet after midnight . Partly cloudy, with a low around 36.
Friday
Mostly sunny, with a high near 53.
Friday Night
Mostly cloudy, with a low around 38.
Saturday
A slight chance of rain after 11am. Partly sunny, with a high near 62.
Saturday Night
Rain likely, mainly after 11pm. Mostly cloudy, with a low around 45.
Sunday
Rain likely. Mostly cloudy, with a high near 56.
Sunday Night
Rain likely. Mostly cloudy, with a low around 42.
Monday
Rain likely. Mostly cloudy, with a high near 57.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles SSW Cascade Locks OR
 45.62°N 121.89°W (Elev. 833 ft)
9:41 am PDT Apr 14, 2026
10am PDT Apr 14, 2026-6pm PDT Apr 20, 2026
 
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Additional Resources

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