Hourly Weather Forecast - Grass Valley, CA

12 AM
57°F
100%
2mph
S
Rain
Humidity
89%
Feels like
57°F
Dew Point
54°F
1 AM
57°F
100%
2mph
S
Rain
Humidity
87%
Feels like
57°F
Dew Point
54°F
2 AM
57°F
100%
2mph
S
Rain
Humidity
87%
Feels like
57°F
Dew Point
53°F
3 AM
57°F
100%
2mph
S
Rain
Humidity
86%
Feels like
57°F
Dew Point
53°F
4 AM
57°F
100%
2mph
S
Rain
Humidity
87%
Feels like
57°F
Dew Point
53°F
5 AM
57°F
100%
2mph
S
Rain
Humidity
86%
Feels like
57°F
Dew Point
53°F
6 AM
57°F
100%
2mph
S
Rain
Humidity
87%
Feels like
57°F
Dew Point
53°F
7 AM
57°F
100%
2mph
S
Rain
Humidity
88%
Feels like
57°F
Dew Point
54°F
7:20 AM
8 AM
56°F
100%
2mph
S
Rain
Humidity
90%
Feels like
56°F
Dew Point
53°F
9 AM
54°F
100%
2mph
S
Rain
Humidity
92%
Feels like
54°F
Dew Point
52°F
10 AM
53°F
100%
2mph
S
Rain
Humidity
96%
Feels like
53°F
Dew Point
51°F
11 AM
51°F
100%
2mph
S
Rain
Humidity
100%
Feels like
51°F
Dew Point
51°F
12 PM
50°F
100%
2mph
S
Rain
Humidity
100%
Feels like
50°F
Dew Point
50°F
1 PM
50°F
100%
2mph
S
Light Rain
Humidity
100%
Feels like
50°F
Dew Point
50°F
2 PM
50°F
90%
2mph
S
Light Rain
Humidity
100%
Feels like
50°F
Dew Point
50°F
3 PM
50°F
90%
2mph
S
Light Rain
Humidity
96%
Feels like
50°F
Dew Point
49°F
4 PM
50°F
90%
2mph
SSE
Light Rain
Humidity
88%
Feels like
50°F
Dew Point
47°F
4:45 PM
5 PM
51°F
80%
2mph
SSE
80% Chance of Rain
Humidity
86%
Feels like
51°F
Dew Point
47°F
6 PM
52°F
80%
2mph
SSE
80% Chance of Rain
Humidity
86%
Feels like
52°F
Dew Point
48°F
7 PM
53°F
80%
2mph
SE
80% Chance of Rain
Humidity
85%
Feels like
53°F
Dew Point
49°F
8 PM
54°F
70%
2mph
SE
70% Chance of Light Rain
Humidity
84%
Feels like
54°F
Dew Point
49°F
9 PM
54°F
70%
2mph
SE
70% Chance of Light Rain
Humidity
84%
Feels like
54°F
Dew Point
49°F
10 PM
54°F
70%
2mph
SE
70% Chance of Light Rain
Humidity
84%
Feels like
54°F
Dew Point
49°F
11 PM
54°F
70%
2mph
SE
70% Chance of Rain
Humidity
83%
Feels like
54°F
Dew Point
49°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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