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

Portland-Hillsboro Airport (KHIO)

Lat: 45.54765°NLon: 122.95568°WElev: 194.0ft.

Overcast

54°F

12°C

Humidity 58%
Wind Speed WSW 8 MPH
Barometer 30.12 in (1019.98 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 13 Apr 11:35 AM PDT
Extended Forecast for

3 Miles SSW Cedar Hills OR

  • Today

    Today: A chance of showers and thunderstorms.  Partly sunny, with a high near 58. West southwest wind around 7 mph.  Chance of precipitation is 50%.

    High: 58 °F

    Chance
    Showers

  • Tonight

    Tonight: Mostly cloudy, with a low around 42. West wind around 6 mph becoming calm  in the evening.

    Low: 42 °F

    Mostly Cloudy

  • Tuesday

    Tuesday: Rain, mainly after 1pm.  High near 54. South wind 6 to 14 mph, with gusts as high as 25 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 54 °F

    Chance Rain
    then Rain

  • Tuesday Night

    Tuesday Night: Rain.  Low around 40. South southwest wind 10 to 14 mph, with gusts as high as 25 mph.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 40 °F

    Rain

  • Wednesday

    Wednesday: Rain before 11am, then showers between 11am and 2pm, then showers and possibly a thunderstorm after 2pm.  Snow level 2000 feet. High near 52. Northwest wind 5 to 8 mph becoming west southwest in the morning.  Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.

    High: 52 °F

    Showers

  • Wednesday Night

    Wednesday Night: Showers and possibly a thunderstorm.  Snow level 2200 feet lowering to 1500 feet after midnight . Low around 36. Chance of precipitation is 80%.

    Low: 36 °F

    Showers then
    Chance
    Showers

  • Thursday

    Thursday: A 40 percent chance of showers, mainly after 11am.  Snow level 1500 feet rising to 2800 feet in the afternoon. Partly sunny, with a high near 56.

    High: 56 °F

    Chance
    Showers

  • Thursday Night

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

    Low: 38 °F

    Partly Cloudy

  • Friday

    Friday: Partly sunny, with a high near 60.

    High: 60 °F

    Partly Sunny

Detailed Forecast

Today
A chance of showers and thunderstorms. Partly sunny, with a high near 58. West southwest wind around 7 mph. Chance of precipitation is 50%.
Tonight
Mostly cloudy, with a low around 42. West wind around 6 mph becoming calm in the evening.
Tuesday
Rain, mainly after 1pm. High near 54. South wind 6 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Rain. Low around 40. South southwest wind 10 to 14 mph, with gusts as high as 25 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Wednesday
Rain before 11am, then showers between 11am and 2pm, then showers and possibly a thunderstorm after 2pm. Snow level 2000 feet. High near 52. Northwest wind 5 to 8 mph becoming west southwest in the morning. Chance of precipitation is 90%. New rainfall amounts between a tenth and quarter of an inch, except higher amounts possible in thunderstorms.
Wednesday Night
Showers and possibly a thunderstorm. Snow level 2200 feet lowering to 1500 feet after midnight . Low around 36. Chance of precipitation is 80%.
Thursday
A 40 percent chance of showers, mainly after 11am. Snow level 1500 feet rising to 2800 feet in the afternoon. Partly sunny, with a high near 56.
Thursday Night
Partly cloudy, with a low around 38.
Friday
Partly sunny, with a high near 60.
Friday Night
Mostly cloudy, with a low around 39.
Saturday
Partly sunny, with a high near 65.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 46.
Sunday
Rain likely. Mostly cloudy, with a high near 59.
Basemap Options
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ABOUT THIS FORECAST

 
Point Forecast:
3 Miles SSW Cedar Hills OR
 45.46°N 122.84°W (Elev. 348 ft)
11:41 am PDT Apr 13, 2026
11am PDT Apr 13, 2026-6pm PDT Apr 19, 2026
 
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Additional Resources

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Hourly Weather Forecast

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