Cold Temperatures for the Eastern U.S.; Lake Effect Snow in the Great Lakes; Heavy Rain in the Pacific Northwest

Cold temperatures will continue across much of the eastern U.S. into today. Heavy lake effect snow continues into today east of Lakes Erie and Ontario. Two Pacific cold fronts will cross the Pacific Northwest early this week followed by another atmospheric river. Heavy rain and gusty winds are expected through midweek, with the potential for renewed urban and river flooding. Read More >

Current conditions at

Portland, Portland International Airport (KPDX)

Lat: 45.59578°NLon: 122.60917°WElev: 20.0ft.

Overcast

59°F

15°C

Humidity 82%
Wind Speed SSW 20 MPH
Barometer 29.95 in (1014.22 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 15 Dec 10:15 AM PST
Extended Forecast for

6 Miles NE Portland International Airport OR

  • Today

    Today: Showers and possibly a thunderstorm.  High near 59. Breezy, with a south southwest wind 15 to 18 mph, with gusts as high as 31 mph.  Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    High: 59 °F

    Showers and
    Breezy

  • Tonight

    Tonight: A chance of rain and thunderstorms, then rain after midnight.  Low around 47. South southwest wind around 7 mph becoming southeast after midnight.  Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.

    Low: 47 °F

    Chance
    Showers then
    Rain

  • Tuesday

    Tuesday: Rain.  High near 57. Breezy, with a south wind 10 to 15 mph, with gusts as high as 26 mph.  Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 57 °F

    Rain and
    Breezy

  • Tuesday Night

    Tuesday Night: Rain and possibly a thunderstorm before 7pm, then showers and possibly a thunderstorm between 7pm and 1am, then rain after 1am.  Low around 41. Windy, with a west southwest wind 18 to 22 mph, with gusts as high as 43 mph.  Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.

    Low: 41 °F

    Showers and
    Windy

  • Wednesday

    Wednesday: Rain.  High near 48. Breezy, with a southwest wind around 15 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: 48 °F

    Rain and
    Breezy

  • Wednesday Night

    Wednesday Night: Rain.  Low around 40. Chance of precipitation is 90%.

    Low: 40 °F

    Rain

  • Thursday

    Thursday: Rain.  High near 52. Chance of precipitation is 100%.

    High: 52 °F

    Rain

  • Thursday Night

    Thursday Night: Rain.  Cloudy, with a low around 41.

    Low: 41 °F

    Rain

  • Friday

    Friday: Rain.  Cloudy, with a high near 47.

    High: 47 °F

    Rain

Detailed Forecast

Today
Showers and possibly a thunderstorm. High near 59. Breezy, with a south southwest wind 15 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 90%. New rainfall amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tonight
A chance of rain and thunderstorms, then rain after midnight. Low around 47. South southwest wind around 7 mph becoming southeast after midnight. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch, except higher amounts possible in thunderstorms.
Tuesday
Rain. High near 57. Breezy, with a south wind 10 to 15 mph, with gusts as high as 26 mph. Chance of precipitation is 80%. New precipitation amounts between a tenth and quarter of an inch possible.
Tuesday Night
Rain and possibly a thunderstorm before 7pm, then showers and possibly a thunderstorm between 7pm and 1am, then rain after 1am. Low around 41. Windy, with a west southwest wind 18 to 22 mph, with gusts as high as 43 mph. Chance of precipitation is 100%. New rainfall amounts between a half and three quarters of an inch possible.
Wednesday
Rain. High near 48. Breezy, with a southwest wind around 15 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.
Wednesday Night
Rain. Low around 40. Chance of precipitation is 90%.
Thursday
Rain. High near 52. Chance of precipitation is 100%.
Thursday Night
Rain. Cloudy, with a low around 41.
Friday
Rain. Cloudy, with a high near 47.
Friday Night
Rain. Snow level 2300 feet. Cloudy, with a low around 38.
Saturday
Rain. Cloudy, with a high near 46.
Saturday Night
Rain. Mostly cloudy, with a low around 37.
Sunday
Rain likely. Mostly cloudy, with a high near 46.
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ABOUT THIS FORECAST

 
Point Forecast:
6 Miles NE Portland International Airport OR
 45.66°N 122.52°W (Elev. 226 ft)
10:16 am PST Dec 15, 2025
10am PST Dec 15, 2025-6pm PST Dec 21, 2025
 
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Additional Resources

Radar & Satellite Image

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