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

I84 WB at Cascade Locks MP44.57 (ODT78)

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

NA

49°F

9°C

Humidity 66%
Wind Speed SW 1 MPH
Barometer NA
Dewpoint 38°F (3°C)
Visibility NA
Last update 13 Apr 10:57 PM PDT
Extended Forecast for

4 Miles NE Cascade Locks OR

  • Tonight

    Tonight: A 20 percent chance of showers after 2am.  Mostly cloudy, with a low around 42. West southwest wind around 14 mph, with gusts as high as 26 mph.

    Low: 42 °F

    Slight Chance
    Showers

  • Tuesday

    Tuesday: A chance of showers before 10am, then rain, mainly after 10am.  High near 52. Windy, with a west wind 15 to 23 mph, with gusts as high as 40 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 52 °F

    Windy. Chance
    Showers then
    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Low around 40. Windy, with a west southwest wind 18 to 24 mph, with gusts as high as 41 mph.  Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 40 °F

    Rain and
    Windy

  • Wednesday

    Wednesday: Rain before 11am, then showers between 11am and 2pm, then showers and possibly a thunderstorm after 2pm.  Snow level 1800 feet rising to 2300 feet in the afternoon. High near 49. Breezy, with a west wind 14 to 21 mph, with gusts as high as 36 mph.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 49 °F

    Showers and
    Breezy

  • Wednesday Night

    Wednesday Night: Showers, mainly before 11pm.  Snow level 2300 feet lowering to 1400 feet after midnight . Low around 36. Breezy, with a west wind 11 to 20 mph, with gusts as high as 33 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 36 °F

    Showers and
    Breezy then
    Chance
    Showers

  • Thursday

    Thursday: A 50 percent chance of showers.  Snow level 1400 feet rising to 2600 feet in the afternoon. Partly sunny, with a high near 50. Breezy.

    High: 50 °F

    Chance
    Showers and
    Breezy

  • Thursday Night

    Thursday Night: A 20 percent chance of rain before 11pm.  Partly cloudy, with a low around 37. Breezy.

    Low: 37 °F

    Slight Chance
    Rain and
    Breezy then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

  • Friday Night

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

    Low: 39 °F

    Partly Cloudy

Detailed Forecast

Tonight
A 20 percent chance of showers after 2am. Mostly cloudy, with a low around 42. West southwest wind around 14 mph, with gusts as high as 26 mph.
Tuesday
A chance of showers before 10am, then rain, mainly after 10am. High near 52. Windy, with a west wind 15 to 23 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Rain. Low around 40. Windy, with a west southwest wind 18 to 24 mph, with gusts as high as 41 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Wednesday
Rain before 11am, then showers between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. Snow level 1800 feet rising to 2300 feet in the afternoon. High near 49. Breezy, with a west wind 14 to 21 mph, with gusts as high as 36 mph. Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.
Wednesday Night
Showers, mainly before 11pm. Snow level 2300 feet lowering to 1400 feet after midnight . Low around 36. Breezy, with a west wind 11 to 20 mph, with gusts as high as 33 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
A 50 percent chance of showers. Snow level 1400 feet rising to 2600 feet in the afternoon. Partly sunny, with a high near 50. Breezy.
Thursday Night
A 20 percent chance of rain before 11pm. Partly cloudy, with a low around 37. Breezy.
Friday
Mostly sunny, with a high near 57.
Friday Night
Partly cloudy, with a low around 39.
Saturday
Partly sunny, with a high near 64.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 44.
Sunday
Rain likely. Mostly cloudy, with a high near 57.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 43.
Monday
A chance of rain. Partly sunny, with a high near 58. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
4 Miles NE Cascade Locks OR
 45.71°N 121.82°W (Elev. 194 ft)
10:41 pm PDT Apr 13, 2026
11pm PDT Apr 13, 2026-6pm PDT Apr 20, 2026
 
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Additional Resources

Radar & Satellite Image

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Hourly Weather Forecast

National Digital Forecast Database