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

Super Typhoon Sinlaku will bring destructive winds, widespread heavy rain/flooding, and thunderstorms to the Marianas Islands into Wednesday. Tropical Storm conditions are likely over Guam. Severe thunderstorms and heavy rain are likely across the Upper Mississippi Valley and Great Lakes region with potential for large to very large hail, damaging wind, and tornadoes through Tuesday. Read More >

Current conditions at

DEE FLAT (DEFO)

Lat: 45.58639°NLon: 121.64056°WElev: 1260.0ft.

NA

46°F

8°C

Humidity 92%
Wind Speed NW 0 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Last update 13 Apr 07:45 AM PDT
Extended Forecast for

8 Miles E Cascade Locks OR

  • Today

    Today: Showers likely, mainly before 1pm.  Partly sunny, with a high near 55. Windy, with a west wind 22 to 25 mph, with gusts as high as 37 mph.  Chance of precipitation is 60%.

    High: 55 °F

    Showers
    Likely and
    Windy

  • Tonight

    Tonight: A 30 percent chance of showers, mainly before 9pm.  Mostly cloudy, with a low around 43. Windy, with a west wind 17 to 22 mph, with gusts as high as 32 mph.

    Low: 43 °F

    Chance
    Showers and
    Windy then
    Mostly Cloudy
    and Breezy

  • Tuesday

    Tuesday: Rain likely, mainly after 11am.  Mostly cloudy, with a high near 52. Windy, with a west wind 17 to 24 mph, with gusts as high as 37 mph.  Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.

    High: 52 °F

    Rain Likely
    and Windy

  • Tuesday Night

    Tuesday Night: Rain.  Low around 41. Windy, with a west southwest wind 21 to 25 mph, with gusts as high as 39 mph.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 41 °F

    Rain and
    Windy

  • Wednesday

    Wednesday: Rain.  Snow level 2800 feet lowering to 2200 feet. High near 49. Windy, with a west wind 17 to 23 mph, with gusts as high as 34 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 49 °F

    Rain and
    Windy

  • Wednesday Night

    Wednesday Night: Rain, mainly before 11pm.  Snow level 2400 feet lowering to 1400 feet after midnight . Low around 37. Windy.  Chance of precipitation is 80%.

    Low: 37 °F

    Rain and
    Windy then
    Chance Rain
    and Breezy

  • Thursday

    Thursday: A 40 percent chance of rain.  Snow level 1400 feet rising to 2700 feet in the afternoon. Partly sunny, with a high near 52. Windy.

    High: 52 °F

    Chance Rain
    and Windy

  • Thursday Night

    Thursday Night: Partly cloudy, with a low around 38. Breezy.

    Low: 38 °F

    Partly Cloudy
    and Breezy
    then Partly
    Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

Detailed Forecast

Today
Showers likely, mainly before 1pm. Partly sunny, with a high near 55. Windy, with a west wind 22 to 25 mph, with gusts as high as 37 mph. Chance of precipitation is 60%.
Tonight
A 30 percent chance of showers, mainly before 9pm. Mostly cloudy, with a low around 43. Windy, with a west wind 17 to 22 mph, with gusts as high as 32 mph.
Tuesday
Rain likely, mainly after 11am. Mostly cloudy, with a high near 52. Windy, with a west wind 17 to 24 mph, with gusts as high as 37 mph. Chance of precipitation is 70%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday Night
Rain. Low around 41. Windy, with a west southwest wind 21 to 25 mph, with gusts as high as 39 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday
Rain. Snow level 2800 feet lowering to 2200 feet. High near 49. Windy, with a west wind 17 to 23 mph, with gusts as high as 34 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Wednesday Night
Rain, mainly before 11pm. Snow level 2400 feet lowering to 1400 feet after midnight . Low around 37. Windy. Chance of precipitation is 80%.
Thursday
A 40 percent chance of rain. Snow level 1400 feet rising to 2700 feet in the afternoon. Partly sunny, with a high near 52. Windy.
Thursday Night
Partly cloudy, with a low around 38. 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 63.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 45.
Sunday
Rain likely. Mostly cloudy, with a high near 60. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
8 Miles E Cascade Locks OR
 45.71°N 121.7°W (Elev. 200 ft)
7:41 am PDT Apr 13, 2026
8am PDT Apr 13, 2026-6pm PDT Apr 19, 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