Tracking Atmospheric River in the Northwest U.S. and Clipper with Winter Weather in the Northeast U.S.

A prolonged atmospheric river will continue to bring gusty winds, heavy rainfall which may lead to urban and river flooding with possible landslides, and heavy inter-mountain snow over the Pacific Northwest into the northern Rockies through Thursday. A clipper will cross the Great Lakes and Northeast U.S. into Thursday with areas of moderate to heavy snow and mixed wintry precipitation. Read More >

Current conditions at

Portland, Portland-Troutdale Airport (KTTD)

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

Overcast

61°F

16°C

Humidity 77%
Wind Speed SSW 10 MPH
Barometer 30.11 in (1019.64 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 10 Dec 10:00 AM PST
Extended Forecast for

5 Miles WSW Red Rock Ranch WA

  • Today

    Today: Showers likely.  Cloudy, with a high near 59. Windy, with a southwest wind 18 to 24 mph, with gusts as high as 39 mph.  Chance of precipitation is 70%.

    High: 59 °F

    Showers
    Likely and
    Windy

  • Tonight

    Tonight: Showers.  Low around 52. Windy, with a southwest wind around 23 mph, with gusts as high as 40 mph.  Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 52 °F

    Showers and
    Windy

  • Thursday

    Thursday: Showers.  Steady temperature around 54. Breezy, with a southwest wind 10 to 18 mph, with gusts as high as 31 mph.  Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.

    High: 54 °F

    Showers and
    Breezy

  • Thursday Night

    Thursday Night: Showers likely, mainly before 10pm.  Mostly cloudy, with a low around 50. South southeast wind 3 to 5 mph.  Chance of precipitation is 60%.

    Low: 50 °F

    Showers
    Likely then
    Chance
    Showers

  • Friday

    Friday: A 20 percent chance of showers.  Mostly cloudy, with a high near 57. West southwest wind 3 to 5 mph.

    High: 57 °F

    Slight Chance
    Showers

  • Friday Night

    Friday Night: Mostly cloudy, with a low around 46.

    Low: 46 °F

    Mostly Cloudy

  • Saturday

    Saturday: A 10 percent chance of showers after 4pm.  Mostly sunny, with a high near 60.

    High: 60 °F

    Mostly Sunny
    then Slight
    Chance
    Showers

  • Saturday Night

    Saturday Night: A slight chance of showers before 10pm, then rain likely, mainly after 4am.  Mostly cloudy, with a low around 47.

    Low: 47 °F

    Rain Likely

  • Sunday

    Sunday: Rain likely, mainly before 10am.  Mostly cloudy, with a high near 55.

    High: 55 °F

    Rain Likely

Detailed Forecast

Today
Showers likely. Cloudy, with a high near 59. Windy, with a southwest wind 18 to 24 mph, with gusts as high as 39 mph. Chance of precipitation is 70%.
Tonight
Showers. Low around 52. Windy, with a southwest wind around 23 mph, with gusts as high as 40 mph. Chance of precipitation is 90%. New precipitation amounts between a tenth and quarter of an inch possible.
Thursday
Showers. Steady temperature around 54. Breezy, with a southwest wind 10 to 18 mph, with gusts as high as 31 mph. Chance of precipitation is 80%. New precipitation amounts between a quarter and half of an inch possible.
Thursday Night
Showers likely, mainly before 10pm. Mostly cloudy, with a low around 50. South southeast wind 3 to 5 mph. Chance of precipitation is 60%.
Friday
A 20 percent chance of showers. Mostly cloudy, with a high near 57. West southwest wind 3 to 5 mph.
Friday Night
Mostly cloudy, with a low around 46.
Saturday
A 10 percent chance of showers after 4pm. Mostly sunny, with a high near 60.
Saturday Night
A slight chance of showers before 10pm, then rain likely, mainly after 4am. Mostly cloudy, with a low around 47.
Sunday
Rain likely, mainly before 10am. Mostly cloudy, with a high near 55.
Sunday Night
Rain likely, mainly after 10pm. Mostly cloudy, with a low around 47.
Monday
Rain. Cloudy, with a high near 58.
Monday Night
Rain. Cloudy, with a low around 46. Breezy.
Tuesday
Rain. Cloudy, with a high near 54. Breezy.
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ABOUT THIS FORECAST

 
Point Forecast:
5 Miles WSW Red Rock Ranch WA
 45.62°N 122.3°W (Elev. 335 ft)
9:46 am PST Dec 10, 2025
10am PST Dec 10, 2025-6pm PST Dec 16, 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