Grass Valley, CA Weather Forecast & Alerts

Current conditions, 5-day forecast, and active NWS weather alerts for Grass Valley, CA.

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Current Conditions — Grass Valley, CA

GRASS VALLEY (KGOO)

Clear

50.0 F
Humidity:76%
Wind Speed: 0.0 mph
Barometer:30.01 in
Dewpoint:42.8 F
Visibility:10.00 mi
Precip:--
Heat Index:NA
Wind Chill:NA
Apr 23 2026, 09:35 PM PDT
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5-Day Forecast — Grass Valley, CA

Friday

High 64 °F
Forecast Missing
Friday
Night
Low 42 °F
Forecast Missing
Saturday

High 62 °F
Forecast Missing
Saturday
Night
Low 44 °F
Forecast Missing
Sunday

High 55 °F
Forecast Missing
Sunday
Night
Low 41 °F
Forecast Missing
Monday

High 60 °F
Forecast Missing
Monday
Night
Low 44 °F
Forecast Missing
Tuesday

High 68 °F
Forecast Missing

Detailed Forecast — Grass Valley, CA

Friday
Forecast Missing. High near 64°F. Wind 1 to 5 mph, with gusts as high as 12 mph.
Friday Night
Forecast Missing. Low around 42°F. Wind 1 to 2 mph, with gusts as high as 5 mph.
Saturday
Forecast Missing. High near 62°F. Wind 2 to 6 mph, with gusts as high as 15 mph.
Saturday Night
Forecast Missing. Low around 44°F. Wind 2 to 3 mph, with gusts as high as 9 mph.
Sunday
Forecast Missing. High near 55°F. Wind 3 to 6 mph, with gusts as high as 14 mph.
Sunday Night
Forecast Missing. Low around 41°F. Wind around 1 mph, with gusts as high as 5 mph.
Monday
Forecast Missing. High near 60°F. Wind 3 to 5 mph, with gusts as high as 9 mph.
Monday Night
Forecast Missing. Low around 44°F. Wind 0 to 1 mph, with gusts as high as 5 mph.
Tuesday
Forecast Missing. High near 68°F. Wind around 3 mph, with gusts as high as 9 mph.
Tuesday Night
Forecast Missing. Low around 46°F. Wind 0 to 1 mph, with gusts as high as 5 mph.
Wednesday
Forecast Missing. High near 68°F. Wind around 5 mph, with gusts as high as 9 mph.
Wednesday Night
Forecast Missing. Low around 48°F. Wind 0 to 1 mph, with gusts as high as 5 mph.
Thursday
Forecast Missing. High near 71°F. Wind 3 to 5 mph, with gusts as high as 9 mph.
CA Radar
Current Radar • CA
Day 1 Outlook • April 24, 2026

Observation History — Grass Valley, CA

Time Wind
(mph)		 Vis
(mi)		 Weather Precip (in) Temperature (F) Relative
Humidity		 Wind
Chill
(F)		 Heat
Index
(F)		 Pressure
Air Dwpt altimeter
(in)		 sea level
(mb)
09:35 PM PDT 0.0 10.00 Clear -- 50.0 42.8 76% NA NA 30.01 1016.3
09:15 PM PDT 0.0 10.00 Clear -- 51.8 42.8 71% NA NA 30.01 1016.3
08:55 PM PDT 0.0 10.00 Clear -- 51.8 41.0 67% NA NA 30.01 1016.3
08:35 PM PDT 0.0 10.00 Clear -- 53.6 42.8 67% NA NA 30.00 1015.9
08:15 PM PDT 0.0 10.00 Clear -- 53.6 42.8 67% NA NA 30.00 1015.9
07:55 PM PDT 0.0 10.00 Clear -- 55.4 41.0 58% NA NA 30.01 1016.3
07:35 PM PDT 0.0 10.00 Clear -- 57.2 42.8 59% NA NA 30.00 1015.9
07:15 PM PDT NW 3.4 10.00 Clear -- 59.0 41.0 51% NA NA 30.00 1015.9
06:55 PM PDT 0.0 10.00 Clear -- 59.0 39.2 48% NA NA 30.01 1016.3
06:35 PM PDT 0.0 10.00 Clear -- 59.0 39.2 48% NA NA 30.01 1016.3
06:15 PM PDT 4.7 G 11.4 10.00 Clear -- 59.0 39.2 48% NA NA 30.02 1016.6
05:55 PM PDT 0.0 10.00 Clear -- 60.8 41.0 48% NA NA 30.01 1016.3
05:35 PM PDT W 8.1 10.00 Clear -- 60.8 41.0 48% NA NA 30.02 1016.6
05:15 PM PDT W 5.8 10.00 Clear -- 59.0 41.0 51% NA NA 30.02 1016.6
04:55 PM PDT W 9.2 10.00 Clear -- 60.8 41.0 48% NA NA 30.02 1016.6
04:35 PM PDT W 8.1 10.00 Clear -- 60.8 41.0 48% NA NA 30.03 1016.9
04:15 PM PDT 6.9 10.00 Clear -- 60.8 41.0 48% NA NA 30.03 1016.9
03:55 PM PDT 5.8 10.00 Clear -- 60.8 39.2 45% NA NA 30.03 1016.9
03:35 PM PDT W 6.9 10.00 Clear -- 60.8 41.0 48% NA NA 30.03 1016.9
03:15 PM PDT W 8.1 10.00 Clear -- 60.8 41.0 48% NA NA 30.04 1017.3
02:55 PM PDT 6.9 G 12.8 10.00 Clear -- 60.8 41.0 48% NA NA 30.04 1017.3
02:35 PM PDT 9.2 10.00 Clear -- 60.8 41.0 48% NA NA 30.05 1017.6
02:15 PM PDT 6.9 10.00 Clear -- 60.8 41.0 48% NA NA 30.05 1017.6
01:55 PM PDT W 8.1 10.00 Clear -- 60.8 41.0 48% NA NA 30.05 1017.6

Regional Weather Observation

GRASS VALLEY (KGOO)

Clear
50.0 F

BEALE AFB/MARYSV (KBAB)

Clear
62.1 F

OROVILLE (KOVE)

Clear
59.0 F

MARYSVILLE (KMYV)

Clear
60.8 F

CHICO MUNICIPAL (KCIC)

Clear
73.4 F

EMIGRANT GAP (KBLU)

Mostly Cloudy
44.6 F
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