Hourly Weather Forecast - Grass Valley, CA

12 AM
58°F
100%
2mph
S
Rain
Humidity
83%
Feels like
58°F
Dew Point
53°F
1 AM
58°F
100%
2mph
S
Rain
Humidity
83%
Feels like
58°F
Dew Point
53°F
2 AM
59°F
100%
2mph
S
Rain
Humidity
83%
Feels like
59°F
Dew Point
53°F
3 AM
59°F
100%
2mph
S
Rain
Humidity
83%
Feels like
59°F
Dew Point
54°F
4 AM
59°F
100%
2mph
S
Rain
Humidity
84%
Feels like
59°F
Dew Point
54°F
5 AM
59°F
100%
2mph
S
Rain
Humidity
84%
Feels like
59°F
Dew Point
54°F
6 AM
59°F
100%
2mph
S
Rain
Humidity
84%
Feels like
59°F
Dew Point
54°F
7 AM
59°F
100%
2mph
S
Rain
Humidity
85%
Feels like
59°F
Dew Point
55°F
7:19 AM
8 AM
58°F
100%
2mph
S
Rain
Humidity
87%
Feels like
58°F
Dew Point
55°F
9 AM
56°F
100%
3mph
S
Rain
Humidity
90%
Feels like
56°F
Dew Point
53°F
10 AM
54°F
100%
3mph
S
Rain
Humidity
93%
Feels like
54°F
Dew Point
52°F
11 AM
52°F
100%
3mph
S
Rain
Humidity
100%
Feels like
52°F
Dew Point
52°F
12 PM
51°F
100%
3mph
S
Rain
Humidity
100%
Feels like
51°F
Dew Point
51°F
1 PM
50°F
100%
3mph
S
Rain
Humidity
100%
Feels like
50°F
Dew Point
50°F
2 PM
50°F
100%
2mph
S
Rain
Humidity
100%
Feels like
50°F
Dew Point
50°F
3 PM
51°F
100%
2mph
S
Rain
Humidity
95%
Feels like
51°F
Dew Point
49°F
4 PM
51°F
100%
2mph
S
Rain
Humidity
87%
Feels like
51°F
Dew Point
47°F
4:44 PM
5 PM
53°F
100%
2mph
S
Rain
Humidity
88%
Feels like
53°F
Dew Point
49°F
6 PM
54°F
100%
2mph
S
Rain
Humidity
88%
Feels like
54°F
Dew Point
51°F
7 PM
55°F
100%
2mph
S
Rain
Humidity
88%
Feels like
55°F
Dew Point
52°F
8 PM
56°F
100%
2mph
S
Rain
Humidity
88%
Feels like
56°F
Dew Point
53°F
9 PM
57°F
100%
2mph
S
Rain
Humidity
88%
Feels like
57°F
Dew Point
53°F
10 PM
57°F
100%
3mph
S
Rain
Humidity
88%
Feels like
57°F
Dew Point
53°F
11 PM
57°F
100%
2mph
S
Rain
Humidity
88%
Feels like
57°F
Dew Point
54°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

loading ad...

Today's National Outlook

Hurricane Tracker

Allergy Forecast

Snow & Ski Forecast

Traffic Cameras

Weather Cameras

Traffic Cameras

Weather Cameras

Outdoor Sports Guide