Heavy Snow in the Central/Southern Rockies; Below Average Temperatures in the Central and Eastern US

Moderate to heavy snowfall is expected in the central/southern Rockies and adjacent High Plains today. Lake-enhanced snowfall is expected downwind of the Great Lakes today. Showers and thunderstorms will be possible this evening into tonight across the western Gulf Coast states. Temperatures across much of the central and eastern CONUS will remain below average and chilly to end the week. Read More >

Current conditions at

Portland, Portland-Troutdale Airport (KTTD)

Lat: 45.55111°NLon: 122.40889°WElev: 36.0ft.

Overcast

41°F

5°C

Humidity 93%
Wind Speed E 3 MPH
Barometer 30.37 in (1028.45 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Last update 03 Dec 09:35 AM PST
Extended Forecast for

7 Miles NNW Troutdale OR

  • Today

    Today: Patchy fog before 11am.  Otherwise, mostly cloudy, with a high near 47. Calm wind.

    High: 47 °F

    Patchy Fog
    then Partly
    Sunny

  • Tonight

    Tonight: Rain likely, mainly after 4am.  Patchy fog before 9pm, then patchy fog after 11pm.  Otherwise, mostly cloudy, with a low around 38. Calm wind.  Chance of precipitation is 60%.

    Low: 38 °F

    Patchy Fog
    then Rain
    Likely and
    Patchy Fog

  • Thursday

    Thursday: Rain.  Patchy fog before 10am. High near 47. Calm wind becoming south southeast around 5 mph in the afternoon.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 47 °F

    Rain and
    Patchy Fog

  • Thursday Night

    Thursday Night: Rain.  Low around 43. South wind around 6 mph.  Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.

    Low: 43 °F

    Rain

  • Friday

    Friday: Rain.  High near 55. South southwest wind 10 to 14 mph, with gusts as high as 23 mph.  Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.

    High: 55 °F

    Rain

  • Friday Night

    Friday Night: Rain before 10pm, then showers and possibly a thunderstorm between 10pm and 1am, then rain after 1am.  Low around 46. Chance of precipitation is 100%.

    Low: 46 °F

    Showers

  • Saturday

    Saturday: Rain.  High near 53. Chance of precipitation is 100%.

    High: 53 °F

    Rain

  • Saturday Night

    Saturday Night: Rain.  Mostly cloudy, with a low around 46.

    Low: 46 °F

    Rain

  • Sunday

    Sunday: Rain.  Cloudy, with a high near 55.

    High: 55 °F

    Rain

Detailed Forecast

Today
Patchy fog before 11am. Otherwise, mostly cloudy, with a high near 47. Calm wind.
Tonight
Rain likely, mainly after 4am. Patchy fog before 9pm, then patchy fog after 11pm. Otherwise, mostly cloudy, with a low around 38. Calm wind. Chance of precipitation is 60%.
Thursday
Rain. Patchy fog before 10am. High near 47. Calm wind becoming south southeast around 5 mph in the afternoon. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Rain. Low around 43. South wind around 6 mph. Chance of precipitation is 90%. New precipitation amounts between a half and three quarters of an inch possible.
Friday
Rain. High near 55. South southwest wind 10 to 14 mph, with gusts as high as 23 mph. Chance of precipitation is 100%. New precipitation amounts between a half and three quarters of an inch possible.
Friday Night
Rain before 10pm, then showers and possibly a thunderstorm between 10pm and 1am, then rain after 1am. Low around 46. Chance of precipitation is 100%.
Saturday
Rain. High near 53. Chance of precipitation is 100%.
Saturday Night
Rain. Mostly cloudy, with a low around 46.
Sunday
Rain. Cloudy, with a high near 55.
Sunday Night
Rain, mainly before 10pm. Mostly cloudy, with a low around 47.
Monday
Rain likely. Cloudy, with a high near 56.
Monday Night
Rain. Cloudy, with a low around 49.
Tuesday
Rain. Cloudy, with a high near 56.
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ABOUT THIS FORECAST

 
Point Forecast:
7 Miles NNW Troutdale OR
 45.64°N 122.46°W (Elev. 246 ft)
9:45 am PST Dec 3, 2025
10am PST Dec 3, 2025-6pm PST Dec 9, 2025
 
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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