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

Want to revisit 2025? Here's our year-end climate summary!

Our annual climate summary for Portland has been posted. Additional summaries for Astoria, Eugene, and Salem are available. For other climate summaries, visit our Observed Weather tab on our climate page. Read More >

Hazardous Weather Conditions

Current conditions at

YELLOWSTONE MTN. (YEFO3)

Lat: 44.59222°NLon: 122.42778°WElev: 3119.0ft.

NA

40°F

4°C

Humidity 62%
Wind Speed WSW 0 MPH
Barometer NA
Dewpoint 28°F (-2°C)
Visibility NA
Last update 23 Jan 01:17 AM PST
Extended Forecast for

5 Miles ESE Lacomb OR

Cold Weather Advisory until January 23, 12:00pm
Click here for hazard details and duration
Cold Weather Advisory
  •  
    Cold Weather Advisory until January 23, 12:00pm

    NOW until 12:00pm Fri

    Cold Weather Advisory

  • Overnight

    Low: 32 °F

    Frost

  • Friday

    Friday: Widespread frost, mainly before 10am. Otherwise, sunny, with a high near 43. Calm wind becoming northeast around 6 mph in the afternoon.

    High: 43 °F

    Frost then
    Sunny

  • Friday Night

    Friday Night: Clear, with a low around 29. East wind 6 to 8 mph.

    Low: 29 °F

    Clear

  • Saturday

    Saturday: Sunny, with a high near 45. East wind around 6 mph becoming calm in the morning.

    High: 45 °F

    Sunny

  • Saturday Night

    Saturday Night: Mostly clear, with a low around 33. East wind 3 to 5 mph.

    Low: 33 °F

    Mostly Clear

  • Sunday

    Sunday: Increasing clouds, with a high near 47.

    High: 47 °F

    Increasing
    Clouds

  • Sunday Night

    Sunday Night: Mostly cloudy, with a low around 38.

    Low: 38 °F

    Mostly Cloudy

  • Monday

    Monday: Mostly cloudy, with a high near 48.

    High: 48 °F

    Mostly Cloudy

Detailed Forecast

Overnight
Widespread frost. Otherwise, partly cloudy, with a low around 32. Calm wind.
Friday
Widespread frost, mainly before 10am. Otherwise, sunny, with a high near 43. Calm wind becoming northeast around 6 mph in the afternoon.
Friday Night
Clear, with a low around 29. East wind 6 to 8 mph.
Saturday
Sunny, with a high near 45. East wind around 6 mph becoming calm in the morning.
Saturday Night
Mostly clear, with a low around 33. East wind 3 to 5 mph.
Sunday
Increasing clouds, with a high near 47.
Sunday Night
Mostly cloudy, with a low around 38.
Monday
Mostly cloudy, with a high near 48.
Monday Night
Partly cloudy, with a low around 36.
Tuesday
Partly sunny, with a high near 51.
Tuesday Night
A slight chance of showers. Mostly cloudy, with a low around 40.
Wednesday
A chance of showers. Mostly cloudy, with a high near 48.
Wednesday Night
A chance of showers. Mostly cloudy, with a low around 40.
Thursday
A chance of showers. Partly sunny, with a high near 51.
Basemap Options
Click map to change the forecast location
Loading map...
Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
5 Miles ESE Lacomb OR
 44.57°N 122.64°W (Elev. 1775 ft)
Last Update:
1:41 am PST Jan 23, 2026
Forecast Valid:
1am PST Jan 23, 2026-6pm PST Jan 29, 2026
 
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