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

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

BLACK ROCK (OKFO3)

Lat: 43.52831°NLon: 121.81601°WElev: 4891.0ft.

NA

40°F

4°C

Humidity 82%
Wind Speed NE 2 MPH
Barometer NA
Dewpoint 35°F (2°C)
Visibility NA
Last update 09 Dec 12:15 AM PST
Extended Forecast for

8 Miles NNE Lemolo Lake OR

  • Overnight

    Overnight: Rain, mainly after 2am. Snow level 8000 feet rising to 8700 feet. Low around 38. West southwest wind around 16 mph, with gusts as high as 24 mph. Chance of precipitation is 80%.

    Low: 38 °F

    Rain

  • Tuesday

    Tuesday: Rain. High near 43. West southwest wind 15 to 17 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: 43 °F

    Rain

  • Tuesday Night

    Tuesday Night: Rain likely, mainly before 2am. Mostly cloudy, with a steady temperature around 42. West southwest wind 11 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.

    Low: 42 °F

    Rain Likely
    then Chance
    Rain

  • Wednesday

    Wednesday: A 30 percent chance of rain, mainly before 10am. Snow level 8000 feet. Partly sunny, with a high near 49. West southwest wind around 10 mph.

    High: 49 °F

    Chance Rain

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain. Snow level 7300 feet. Partly cloudy, with a low around 34. Southwest wind around 8 mph.

    Low: 34 °F

    Slight Chance
    Rain

  • Thursday

    Thursday: A 20 percent chance of rain. Snow level 7500 feet. Mostly sunny, with a high near 49.

    High: 49 °F

    Slight Chance
    Rain

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 34.

    Low: 34 °F

    Mostly Clear

  • Friday

    Friday: Sunny, with a high near 52.

    High: 52 °F

    Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 34.

    Low: 34 °F

    Partly Cloudy

Detailed Forecast

Overnight
Rain, mainly after 2am. Snow level 8000 feet rising to 8700 feet. Low around 38. West southwest wind around 16 mph, with gusts as high as 24 mph. Chance of precipitation is 80%.
Tuesday
Rain. High near 43. West southwest wind 15 to 17 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.
Tuesday Night
Rain likely, mainly before 2am. Mostly cloudy, with a steady temperature around 42. West southwest wind 11 to 16 mph, with gusts as high as 24 mph. Chance of precipitation is 60%. New precipitation amounts between a tenth and quarter of an inch possible.
Wednesday
A 30 percent chance of rain, mainly before 10am. Snow level 8000 feet. Partly sunny, with a high near 49. West southwest wind around 10 mph.
Wednesday Night
A 20 percent chance of rain. Snow level 7300 feet. Partly cloudy, with a low around 34. Southwest wind around 8 mph.
Thursday
A 20 percent chance of rain. Snow level 7500 feet. Mostly sunny, with a high near 49.
Thursday Night
Mostly clear, with a low around 34.
Friday
Sunny, with a high near 52.
Friday Night
Partly cloudy, with a low around 34.
Saturday
Mostly sunny, with a high near 53.
Saturday Night
A chance of rain. Snow level 6400 feet. Mostly cloudy, with a low around 33.
Sunday
A chance of rain and snow. Snow level 6200 feet. Mostly cloudy, with a high near 43.
Sunday Night
A chance of rain. Snow level 6300 feet. Mostly cloudy, with a low around 35.
Monday
Rain. Snow level 6800 feet rising to 7500 feet in the afternoon. Mostly cloudy, with a high near 46.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
8 Miles NNE Lemolo Lake OR
 43.42°N 122.13°W (Elev. 5240 ft)
Last Update:
1:21 am PST Dec 9, 2025
Forecast Valid:
1am PST Dec 9, 2025-6pm PST Dec 15, 2025
 
Forecast Discussion
 
Get as KML Get as XML

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