Hourly Weather Forecast - Grass Valley, OR

12 AM
40°F
30%
9mph
SW
30% Chance of Light Rain
Humidity
76%
Feels like
34°F
Dew Point
33°F
1 AM
39°F
20%
8mph
SW
Cloudy
Humidity
76%
Feels like
34°F
Dew Point
32°F
2 AM
39°F
20%
8mph
SW
Cloudy
Humidity
74%
Feels like
33°F
Dew Point
31°F
3 AM
38°F
20%
7mph
SW
Cloudy
Humidity
75%
Feels like
33°F
Dew Point
31°F
4 AM
37°F
30%
7mph
SSW
30% Chance of Flurries
Humidity
77%
Feels like
31°F
Dew Point
30°F
5 AM
36°F
30%
7mph
SSW
30% Chance of Flurries
Humidity
80%
Feels like
30°F
Dew Point
31°F
6 AM
36°F
30%
8mph
SSW
30% Chance of Flurries
Humidity
81%
Feels like
30°F
Dew Point
31°F
7 AM
37°F
30%
8mph
SSW
30% Chance of Light Rain
Humidity
79%
Feels like
31°F
Dew Point
31°F
7:39 AM
8 AM
38°F
30%
9mph
SSW
30% Chance of Light Rain
Humidity
77%
Feels like
32°F
Dew Point
31°F
9 AM
40°F
10%
9mph
SSW
Cloudy
Humidity
75%
Feels like
34°F
Dew Point
33°F
10 AM
42°F
10%
9mph
SSW
Cloudy
Humidity
73%
Feels like
36°F
Dew Point
34°F
11 AM
44°F
10%
10mph
SSW
Cloudy
Humidity
68%
Feels like
38°F
Dew Point
33°F
12 PM
45°F
10%
11mph
SSW
Cloudy
Humidity
62%
Feels like
40°F
Dew Point
33°F
1 PM
46°F
20%
11mph
SW
Cloudy
Humidity
60%
Feels like
40°F
Dew Point
32°F
2 PM
45°F
20%
11mph
SW
Cloudy
Humidity
61%
Feels like
40°F
Dew Point
32°F
3 PM
44°F
20%
10mph
SW
Cloudy
Humidity
62%
Feels like
39°F
Dew Point
32°F
4 PM
42°F
30%
9mph
SW
30% Chance of Light Rain
Humidity
65%
Feels like
37°F
Dew Point
31°F
4:23 PM
5 PM
41°F
30%
9mph
SW
30% Chance of Light Rain
Humidity
67%
Feels like
35°F
Dew Point
31°F
6 PM
39°F
30%
9mph
SW
30% Chance of Light Rain
Humidity
71%
Feels like
33°F
Dew Point
31°F
7 PM
38°F
30%
9mph
SW
30% Chance of Light Rain
Humidity
74%
Feels like
32°F
Dew Point
31°F
8 PM
38°F
30%
10mph
SW
30% Chance of Light Rain
Humidity
75%
Feels like
31°F
Dew Point
31°F
9 PM
38°F
30%
10mph
SW
30% Chance Rain Showers
Humidity
75%
Feels like
31°F
Dew Point
30°F
10 PM
38°F
30%
10mph
SW
30% Chance Rain Showers
Humidity
74%
Feels like
31°F
Dew Point
30°F
11 PM
38°F
10%
10mph
SW
Partly Cloudy
Humidity
74%
Feels like
31°F
Dew Point
30°F

Forecast Peak Wind Gusts Today

High Winds, Rain, and Snow Cross the Country

A clipper moving over the Great Lakes brings rain, snow, and high winds through the Atlantic Coastline.

Rainfall and Snowfall Totals Through Friday

Atmospheric River Symptoms Repeat in the Northwest

Thursday's Weather Outlook

Today's Weather Outlook

Flu Update Valid For Week Ending December 6, 2025

Weekly Flu Update: Flu Exceeds Annual Baseline

Weekly Drought Map for December 11, 2025

Hit-or-Miss Precipitation Leads to Mixed Drought Results

How to Measure Snow via NWS

How To Measure Snow

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