Prolonged Atmospheric River in the Northwest; Snow in the North-Central US

A prolonged atmospheric river will bring heavy rainfall which may lead to widespread urban and river flooding, heavy mountain snow, along with gusty winds to the Pacific Northwest into the northern Rockies through much of the week. A clipper will bring a period of snow across the upper Midwest and the Great Lakes into Tuesday, before a stronger system bring more wintry impacts. Read More >

Current conditions at

EMIGRANT (EMFO3)

Lat: 43.48306°NLon: 122.23028°WElev: 3773.0ft.

NA

46°F

8°C

Humidity 91%
Wind Speed NE 2 MPH
Barometer NA
Dewpoint 43°F (6°C)
Visibility NA
Last update 08 Dec 09:53 PM PST
Extended Forecast for

11 Miles WSW Willamette Pass OR

Flood Watch December 8, 10:01pm until December 12, 04:00am
Click here for hazard details and duration
Flood Watch
  •  
    Flood Watch December 8, 10:01pm until December 12, 04:00am

    NOW until 4:00am Fri

    Flood Watch

  • Tonight

    Low: 46 °F

    Slight Chance
    Rain then
    Rain

  • Tuesday

    Tuesday: Rain.  High near 52. Southwest wind 7 to 9 mph, with gusts as high as 22 mph.  Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.

    High: 52 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain.  Low around 50. West southwest wind around 7 mph, with gusts as high as 18 mph.  Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.

    Low: 50 °F

    Rain

  • Wednesday

    Wednesday: Rain likely, mainly before 10am.  Partly sunny, with a high near 56. Southwest wind around 7 mph.  Chance of precipitation is 60%.

    High: 56 °F

    Rain Likely

  • Wednesday Night

    Wednesday Night: A 40 percent chance of rain, mainly before 4am.  Mostly cloudy, with a low around 44. South southwest wind 3 to 5 mph.

    Low: 44 °F

    Chance Rain

  • Thursday

    Thursday: A 20 percent chance of rain before 10am.  Mostly sunny, with a high near 58.

    High: 58 °F

    Slight Chance
    Rain then
    Mostly Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 43.

    Low: 43 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 62.

    High: 62 °F

    Mostly Sunny

Detailed Forecast

Tonight
Rain, mainly after 2am. Low around 46. Southwest wind around 9 mph, with gusts as high as 22 mph. Chance of precipitation is 80%. New precipitation amounts of less than a tenth of an inch possible.
Tuesday
Rain. High near 52. Southwest wind 7 to 9 mph, with gusts as high as 22 mph. Chance of precipitation is 90%. New precipitation amounts between a quarter and half of an inch possible.
Tuesday Night
Rain. Low around 50. West southwest wind around 7 mph, with gusts as high as 18 mph. Chance of precipitation is 90%. New precipitation amounts of less than a tenth of an inch possible.
Wednesday
Rain likely, mainly before 10am. Partly sunny, with a high near 56. Southwest wind around 7 mph. Chance of precipitation is 60%.
Wednesday Night
A 40 percent chance of rain, mainly before 4am. Mostly cloudy, with a low around 44. South southwest wind 3 to 5 mph.
Thursday
A 20 percent chance of rain before 10am. Mostly sunny, with a high near 58.
Thursday Night
Mostly clear, with a low around 43.
Friday
Mostly sunny, with a high near 62.
Friday Night
Mostly clear, with a low around 45.
Saturday
A slight chance of rain after 4pm. Mostly sunny, with a high near 61.
Saturday Night
A chance of rain. Mostly cloudy, with a low around 43.
Sunday
A chance of rain. Mostly cloudy, with a high near 51.
Sunday Night
A chance of rain. Mostly cloudy, with a low around 44.
Monday
Rain likely. Mostly cloudy, with a high near 54.
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ABOUT THIS FORECAST

 
Point Forecast:
11 Miles WSW Willamette Pass OR
 43.5°N 122.27°W (Elev. 2812 ft)
9:46 pm PST Dec 8, 2025
10pm PST Dec 8, 2025-6pm PST Dec 15, 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