Hawaii and Guam Concerns; Record Warmth Spreads Eastward; Heavy Snow for Sierra-Nevada; Severe Weather for the Plains

A very active spring pattern with tropical concerns across the Pacific. Heavy rainfall will continue to impact Hawaii this weekend. Meanwhile we continue to monitor a developing typhoon that may affect Guam into early next week. For the Lower 48, heavy snow for mountains of California this weekend, increase threat for severe thunderstorms next week for the Plains and record warmth spreads east. Read More >

Current conditions at

Portland-Hillsboro Airport (KHIO)

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

Overcast

52°F

11°C

Humidity 81%
Wind Speed N 0 MPH
Barometer 29.83 in (1010.16 mb)
Dewpoint 46°F (8°C)
Visibility 10.00 mi
Last update 10 Apr 03:40 AM PDT
Extended Forecast for

Cedar Hills OR

  • Today

    Today: A slight chance of showers and thunderstorms between 4pm and 5pm.  Partly sunny, with a high near 72. Light south wind.  Chance of precipitation is 20%.

    High: 72 °F

    Partly Sunny
    then Slight
    Chance
    T-storms

  • Tonight

    Tonight: Showers and thunderstorms.  Low around 51. Light and variable wind.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    Low: 51 °F

    Showers

  • Saturday

    Saturday: Showers likely before 2pm, then a chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm.  Mostly cloudy, with a high near 65. Calm wind becoming west southwest around 5 mph in the afternoon.  Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 65 °F

    Showers
    Likely

  • Saturday Night

    Saturday Night: A 40 percent chance of showers before 11pm.  Mostly cloudy, with a low around 49. Light west southwest wind.

    Low: 49 °F

    Chance
    Showers then
    Mostly Cloudy

  • Sunday

    Sunday: A 40 percent chance of showers after 11am.  Mostly cloudy, with a high near 63. Calm wind becoming west around 6 mph in the afternoon.

    High: 63 °F

    Chance
    Showers

  • Sunday Night

    Sunday Night: A 50 percent chance of showers, mainly before 11pm.  Mostly cloudy, with a low around 46.

    Low: 46 °F

    Chance
    Showers then
    Slight Chance
    Showers

  • Monday

    Monday: A 50 percent chance of showers, mainly after 11am.  Mostly cloudy, with a high near 60.

    High: 60 °F

    Chance
    Showers

  • Monday Night

    Monday Night: A slight chance of rain before 11pm.  Mostly cloudy, with a low around 43.

    Low: 43 °F

    Slight Chance
    Rain then
    Mostly Cloudy

  • Tuesday

    Tuesday: A chance of rain after 11am.  Mostly cloudy, with a high near 57.

    High: 57 °F

    Chance Rain

Detailed Forecast

Today
A slight chance of showers and thunderstorms between 4pm and 5pm. Partly sunny, with a high near 72. Light south wind. Chance of precipitation is 20%.
Tonight
Showers and thunderstorms. Low around 51. Light and variable wind. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Saturday
Showers likely before 2pm, then a chance of showers and thunderstorms between 2pm and 4pm, then showers likely and possibly a thunderstorm after 4pm. Mostly cloudy, with a high near 65. Calm wind becoming west southwest around 5 mph in the afternoon. Chance of precipitation is 70%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Saturday Night
A 40 percent chance of showers before 11pm. Mostly cloudy, with a low around 49. Light west southwest wind.
Sunday
A 40 percent chance of showers after 11am. Mostly cloudy, with a high near 63. Calm wind becoming west around 6 mph in the afternoon.
Sunday Night
A 50 percent chance of showers, mainly before 11pm. Mostly cloudy, with a low around 46.
Monday
A 50 percent chance of showers, mainly after 11am. Mostly cloudy, with a high near 60.
Monday Night
A slight chance of rain before 11pm. Mostly cloudy, with a low around 43.
Tuesday
A chance of rain after 11am. Mostly cloudy, with a high near 57.
Tuesday Night
Rain. Mostly cloudy, with a low around 42.
Wednesday
Rain likely. Mostly cloudy, with a high near 57.
Wednesday Night
A slight chance of rain. Snow level 2900 feet lowering to 2000 feet after midnight . Partly cloudy, with a low around 37.
Thursday
A slight chance of rain. Snow level 1800 feet rising to 3000 feet in the afternoon. Mostly sunny, with a high near 60.
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ABOUT THIS FORECAST

 
Point Forecast:
Cedar Hills OR
 45.49°N 122.78°W (Elev. 364 ft)
10:41 am PDT Apr 10, 2026
10am PDT Apr 10, 2026-6pm PDT Apr 16, 2026
 
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Additional Resources

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