– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 3 pm Sat 21 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 3 pm Sat 21 Feb Local Time

Updates in:

hr min s

Update imminent

2 Mount Saint Helena Elevations: 2 Forecast Elevations:

	Days 1–4 Weather Summary Moderate rain (total 15mm), heaviest on Tue morning. Very mild (max 16°C on Mon afternoon, min 6°C on Sat night). Wind will be generally light.											Days 5–7 Weather Summary Light rain (total 3mm), mostly falling on Tue afternoon. Warm (max 20°C on Fri morning, min 11°C on Tue afternoon). Wind will be generally light.
	Sat 21		Sunday 22			Monday 23			Tuesday 24			Wednesday 25			Thursday 26
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	rain shwrs	some clouds	light rain	cloudy	some clouds	cloudy	cloudy	light rain	heavy rain	light rain	light rain	clear	clear	some clouds	clear	some clouds	clear
km/h	S	SSE	S	SSW	S	SSE	SSE	SSW	SSW	SW	WSW	NW	WSW	NW	NNW	NW	NNW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	0.1	—	0.1	—	—	—	—	4	11	3	0.1	—	—	—	—	—	—
max °C	8	7	11	12	10	15	16	12	11	11	12	16	16	13	19	19	15
min °C	7	6	9	10	9	13	13	10	11	11	11	14	14	12	16	16	14
chill °C	4	3	7	9	9	13	12	8	8	10	11	14	14	12	16	16	14

Freezing level m	1450	2100	2250	2750	3200	3300	3300	3300	3400	3200	3100	3100	3300	3300	3350	3350	3600
Cloud base (m)	850	650	550	650	650	6450	3400	700	350	350	450	1750		3050	3600	5900	5750

	—	—	6:52	—	—	6:50	—	—	6:48	—	—	6:48	—	—	6:46	—	—
	5:54	—	—	5:55	—	—	5:57	—	—	5:58	—	—	5:59	—	—	6:00	—

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Moderate rain (total 15mm), heaviest on Tue morning. Very mild (max 16°C on Mon afternoon, min 6°C on Sat night). Wind will be generally light.

Mount Saint Helena Weather (Days 3-6):

Light rain (total 3mm), mostly falling on Tue afternoon. Warm (max 20°C on Fri morning, min 11°C on Tue afternoon). Wind will be generally light.

This table gives the weather forecast for Mount Saint Helena at the specific elevation of 500 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Mount Saint Helena. To see the weather forecasts for the other elevations, use the tab navigation above the table. For a wider overview of the weather, consult the Weather Map of California.

Live conditions reported by 10 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Santa Rosa Airport 25 km SSW 219m alt. 2 hours ago	10° C	Dry and partly cloudy.	Light winds from the SE (9 kph at 140).	16 km Low: broken
Santa Rosa 30 km S 40m alt. 59 minutes ago	12° C	Dry	Calm (5 kph at 47).
Cloverdale 34 km W 106m alt. 57 minutes ago	11° C	Dry	Calm (5 kph at 168).
Graton 35 km SSW 87m alt. 27 minutes ago	8° C	Dry	Calm (0 kph at 34).
Alten wx 36 km S 69m alt. 41 minutes ago	10° C	Dry	Calm (3 kph at 123).
Sebastopol 36 km SSW 129m alt. 2 hours ago	11° C	Dry	Calm (0 kph at 110).
Camp Meeker wx 37 km SSW 61m alt. 50 minutes ago	9° C	Dry	Calm (5 kph at 158).
Camp Meeker wx 37 km SSW 61m alt. 48 minutes ago	8° C	Dry	Calm (5 kph at 132).
Knowles Corner wx 37 km S 88m alt. 51 minutes ago	10° C	Dry	Calm (0 kph at —).
Camp Meeker wx 39 km SSW 61m alt. 26 minutes ago	9° C	Dry	Calm (0 kph at 17).

* NOTE: not all weather observatories update at the same frequency which is the reason why some locations may show data from stations that are further away than known closer ones.