Tracking a Winter Storm; Unusual Early-Season Heat Wave in the Southwest

A major winter storm will organize across the Northern Plains today and then rapidly strengthen as it moves into the Great Lakes on Sunday. Heavy snow and blowing snow are likely to persist over the Great Lakes into Monday night. Dry and gusty winds will produce a critical fire risk across the central/southern Plains. An early heatwave will begin to intensify over the western U.S. into next week. Read More >

Current conditions at

FW0649 Dufur (F0649)

Lat: 45.44717°NLon: 121.14783°WElev: 1366.54ft.

NA

30°F

-1°C

Humidity 81%
Wind Speed NA 0 MPH
Barometer 30.41 in (1029.8 mb)
Dewpoint 25°F (-4°C)
Visibility NA
Last update 15 Mar 03:00 AM PDT
Extended Forecast for

Grass Valley OR

  • Overnight

    Overnight: Mostly cloudy, with a low around 27. South wind around 5 mph.

    Low: 27 °F

    Mostly Cloudy

  • Sunday

    Sunday: A 30 percent chance of rain after 5pm.  Snow level rising to 3900 feet in the afternoon. Mostly cloudy, with a high near 48. Southeast wind around 5 mph becoming west in the afternoon.

    High: 48 °F

    Partly Sunny
    then Chance
    Rain

  • Sunday Night

    Sunday Night: A 30 percent chance of rain before 8pm.  Mostly cloudy, with a low around 38. North wind around 6 mph becoming south in the evening.

    Low: 38 °F

    Chance Rain
    then Mostly
    Cloudy

  • Monday

    Monday: Partly sunny, with a high near 66. Southwest wind 7 to 10 mph, with gusts as high as 18 mph.

    High: 66 °F

    Partly Sunny

  • Monday Night

    Monday Night: Partly cloudy, with a low around 44. Southwest wind 8 to 14 mph, with gusts as high as 22 mph.

    Low: 44 °F

    Partly Cloudy

  • Tuesday

    Tuesday: A 20 percent chance of rain after 11am.  Partly sunny, with a high near 65.

    High: 65 °F

    Slight Chance
    Rain

  • Tuesday Night

    Tuesday Night: A 20 percent chance of rain.  Mostly cloudy, with a low around 44.

    Low: 44 °F

    Slight Chance
    Rain

  • Wednesday

    Wednesday: A 20 percent chance of rain before 11am.  Partly sunny, with a high near 65.

    High: 65 °F

    Slight Chance
    Rain then
    Partly Sunny

  • Wednesday Night

    Wednesday Night: A 20 percent chance of rain.  Mostly cloudy, with a low around 47.

    Low: 47 °F

    Slight Chance
    Rain

Detailed Forecast

Overnight
Mostly cloudy, with a low around 27. South wind around 5 mph.
Sunday
A 30 percent chance of rain after 5pm. Snow level rising to 3900 feet in the afternoon. Mostly cloudy, with a high near 48. Southeast wind around 5 mph becoming west in the afternoon.
Sunday Night
A 30 percent chance of rain before 8pm. Mostly cloudy, with a low around 38. North wind around 6 mph becoming south in the evening.
Monday
Partly sunny, with a high near 66. Southwest wind 7 to 10 mph, with gusts as high as 18 mph.
Monday Night
Partly cloudy, with a low around 44. Southwest wind 8 to 14 mph, with gusts as high as 22 mph.
Tuesday
A 20 percent chance of rain after 11am. Partly sunny, with a high near 65.
Tuesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 44.
Wednesday
A 20 percent chance of rain before 11am. Partly sunny, with a high near 65.
Wednesday Night
A 20 percent chance of rain. Mostly cloudy, with a low around 47.
Thursday
A slight chance of rain before 11am. Mostly cloudy, with a high near 67.
Thursday Night
Mostly cloudy, with a low around 47.
Friday
Partly sunny, with a high near 69.
Friday Night
Mostly cloudy, with a low around 45.
Saturday
Partly sunny, with a high near 62.
Basemap Options
Click map to change the forecast location
Loading map...

ABOUT THIS FORECAST

 
Point Forecast:
Grass Valley OR
 45.35°N 120.79°W (Elev. 2300 ft)
2:30 am PDT Mar 15, 2026
3am PDT Mar 15, 2026-6pm PDT Mar 21, 2026
 
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