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

Corvallis, Corvallis Municipal Airport (KCVO)

Lat: 44.5°NLon: 123.28333°WElev: 246.0ft.

Overcast

43°F

6°C

Humidity 86%
Wind Speed N 0 MPH
Barometer 30.22 in (1023.37 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 13 Apr 11:30 PM PDT
Extended Forecast for

3 Miles ENE Harlan OR

  • Tonight

    Tonight: Mostly cloudy, with a low around 38. Calm wind.

    Low: 38 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Rain, mainly after 2pm.  High near 50. Southwest wind 6 to 14 mph, with gusts as high as 26 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 50 °F

    Chance Rain
    then Rain

  • Tuesday Night

    Tuesday Night: Rain.  Low around 39. Breezy, with a southwest wind 13 to 15 mph, with gusts as high as 31 mph.  Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.

    Low: 39 °F

    Rain and
    Breezy

  • Wednesday

    Wednesday: Rain before 11am, then showers and possibly a thunderstorm after 11am.  Snow level 3300 feet lowering to 2000 feet. High near 48. West wind 8 to 13 mph, with gusts as high as 24 mph.  Chance of precipitation is 100%. New rainfall amounts between a quarter and half of an inch possible.

    High: 48 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm before 11pm, then showers likely.  Snow level 2000 feet. Low around 35. West wind 5 to 11 mph, with gusts as high as 24 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    Low: 35 °F

    Showers

  • Thursday

    Thursday: Showers likely, mainly after 11am.  Snow level 2000 feet rising to 3000 feet in the afternoon. Mostly cloudy, with a high near 51. Chance of precipitation is 60%.

    High: 51 °F

    Showers
    Likely

  • Thursday Night

    Thursday Night: A 20 percent chance of showers before 11pm.  Snow level 2800 feet. Partly cloudy, with a low around 36.

    Low: 36 °F

    Slight Chance
    Showers then
    Partly Cloudy

  • Friday

    Friday: Mostly sunny, with a high near 57.

    High: 57 °F

    Mostly Sunny

  • Friday Night

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

    Low: 38 °F

    Mostly Cloudy

Detailed Forecast

Tonight
Mostly cloudy, with a low around 38. Calm wind.
Tuesday
Rain, mainly after 2pm. High near 50. Southwest wind 6 to 14 mph, with gusts as high as 26 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Rain. Low around 39. Breezy, with a southwest wind 13 to 15 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New precipitation amounts between three quarters and one inch possible.
Wednesday
Rain before 11am, then showers and possibly a thunderstorm after 11am. Snow level 3300 feet lowering to 2000 feet. High near 48. West wind 8 to 13 mph, with gusts as high as 24 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 before 11pm, then showers likely. Snow level 2000 feet. Low around 35. West wind 5 to 11 mph, with gusts as high as 24 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Thursday
Showers likely, mainly after 11am. Snow level 2000 feet rising to 3000 feet in the afternoon. Mostly cloudy, with a high near 51. Chance of precipitation is 60%.
Thursday Night
A 20 percent chance of showers before 11pm. Snow level 2800 feet. Partly cloudy, with a low around 36.
Friday
Mostly sunny, with a high near 57.
Friday Night
Mostly cloudy, with a low around 38.
Saturday
A chance of rain after 11am. Partly sunny, with a high near 62.
Saturday Night
Rain likely. Mostly cloudy, with a low around 44.
Sunday
Rain. Mostly cloudy, with a high near 55.
Sunday Night
Rain. Mostly cloudy, with a low around 41.
Monday
Rain likely. Mostly cloudy, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles ENE Harlan OR
 44.56°N 123.62°W (Elev. 1260 ft)
11:41 pm PDT Apr 13, 2026
11pm PDT Apr 13, 2026-6pm PDT Apr 20, 2026
 
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Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database