National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Lake Effect Snow through Saturday: A Series of Storms Impact the West

Lake effect snow showers will continue through Saturday downwind of Lakes Erie, Ontario and the eastern portion of Lake Superior. A series of storm systems will continue to impact California and the Pacific Northwest through the weekend and into next week, bringing widespread rainfall, mountain snowfall, and gusty winds. Coastal flooding is expected in northern California. Read More >

Current conditions at

Portland, Portland-Troutdale Airport (KTTD)

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

Overcast

45°F

7°C

Humidity 81%
Wind Speed ENE 12 MPH
Barometer 29.76 in (1007.79 mb)
Dewpoint 39°F (4°C)
Visibility 10.00 mi
Wind Chill39°F (4°C)
Last update 02 Jan 04:20 PM PST
Extended Forecast for

2 Miles N Happy Valley OR

  • This Afternoon

    This Afternoon: A 20 percent chance of rain before 5pm. Cloudy, with a steady temperature around 51. East northeast wind around 7 mph.

    High: 51 °F

    Slight Chance
    Rain

  • Tonight

    Tonight: Rain, mainly after 1am. Low around 45. East northeast wind around 9 mph. Chance of precipitation is 80%.

    Low: 45 °F

    Slight Chance
    Rain then
    Rain

  • Saturday

    Saturday: Rain likely before 9am, then a chance of rain after noon. Increasing clouds, with a high near 53. Southeast wind 8 to 11 mph becoming east northeast in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.

    High: 53 °F

    Rain Likely

  • Saturday Night

    Saturday Night: Rain. Low around 45. Breezy, with an east southeast wind 10 to 16 mph becoming south after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 45 °F

    Rain and
    Breezy

  • Sunday

    Sunday: Rain. High near 51. Breezy, with a south southwest wind 13 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.

    High: 51 °F

    Rain and
    Breezy

  • Sunday Night

    Sunday Night: Rain. Low around 41. Chance of precipitation is 80%.

    Low: 41 °F

    Rain

  • Monday

    Monday: A 50 percent chance of rain. Partly sunny, with a high near 48.

    High: 48 °F

    Chance Rain

  • Monday Night

    Monday Night: A chance of rain after 4am. Mostly cloudy, with a low around 37.

    Low: 37 °F

    Mostly Cloudy
    then Chance
    Rain

  • Tuesday

    Tuesday: Rain likely, mainly after 10am. Cloudy, with a high near 45.

    High: 45 °F

    Rain Likely

Detailed Forecast

This Afternoon
A 20 percent chance of rain before 5pm. Cloudy, with a steady temperature around 51. East northeast wind around 7 mph.
Tonight
Rain, mainly after 1am. Low around 45. East northeast wind around 9 mph. Chance of precipitation is 80%.
Saturday
Rain likely before 9am, then a chance of rain after noon. Increasing clouds, with a high near 53. Southeast wind 8 to 11 mph becoming east northeast in the afternoon. Winds could gust as high as 18 mph. Chance of precipitation is 60%. New precipitation amounts of less than a tenth of an inch possible.
Saturday Night
Rain. Low around 45. Breezy, with an east southeast wind 10 to 16 mph becoming south after midnight. Winds could gust as high as 32 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday
Rain. High near 51. Breezy, with a south southwest wind 13 to 16 mph, with gusts as high as 31 mph. Chance of precipitation is 100%. New precipitation amounts between a tenth and quarter of an inch possible.
Sunday Night
Rain. Low around 41. Chance of precipitation is 80%.
Monday
A 50 percent chance of rain. Partly sunny, with a high near 48.
Monday Night
A chance of rain after 4am. Mostly cloudy, with a low around 37.
Tuesday
Rain likely, mainly after 10am. Cloudy, with a high near 45.
Tuesday Night
Rain. Cloudy, with a low around 39.
Wednesday
Rain. Mostly cloudy, with a high near 45.
Wednesday Night
Rain likely. Snow level 2100 feet. Mostly cloudy, with a low around 37.
Thursday
A chance of rain. Snow level 2100 feet. Mostly cloudy, with a high near 46.
Thursday Night
A slight chance of rain. Snow level 2300 feet. Mostly cloudy, with a low around 37.
Friday
Mostly cloudy, with a high near 48.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
2 Miles N Happy Valley OR
 45.48°N 122.53°W (Elev. 285 ft)
Last Update:
3:46 pm PST Jan 2, 2026
Forecast Valid:
4pm PST Jan 2, 2026-6pm PST Jan 9, 2026
 
Forecast Discussion
 
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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

National Digital Forecast Database Maximum Temperature Forecast

High Temperature

National Digital Forecast Database Weather Element Forecast

Chance of Precipitation