– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 10 pm Thu 02 Apr Local Time
Updates in:
hr min s
Update imminent

Issued: 10 pm Thu 02 Apr Local Time

Updates in:

hr min s

Update imminent

2 Mount Saint Helena Elevations: 2 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Very mild (max 15°C on Sat afternoon, min 6°C on Thu night). Winds decreasing (strong winds from the NNE on Thu night, calm by Sat night).										Days 5–7 Weather Summary Mostly dry. Very mild (max 14°C on Sun night, min 9°C on Wed afternoon). Wind will be generally light.
		Friday 3			Saturday 4			Sunday 5			Monday 6			Tuesday 7			Wednesday 8
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	clear	some clouds	some clouds	clear	clear	clear	clear	clear	clear	clear	some clouds	clear	rain shwrs	rain shwrs
km/h	NNE	NNE	NNE	ENE	ENE	ESE	S	SSE	SSW	SSW	S	W	NW	NW	WNW	WNW	W	SW	W
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	0.2	0.4
max °C	9	11	14	13	14	15	14	14	15	14	13	13	13	13	14	14	10	10	8
min °C	6	10	12	12	12	14	13	13	15	13	12	13	13	12	14	11	10	9	6
chill °C	5	6	9	9	10	13	13	13	15	12	11	12	12	10	13	8	7	6	5

Freezing level m	3250	3450	3550	3600	3550	3500	3450	3300	3300	3300	3350	3500	3550	3450	3400	3250	2950	2800	2550
Cloud base (m)					9200		8250	7050			9300		8950			5200	7950	1850	350

	—	6:52	—	—	6:50	—	—	6:48	—	—	6:48	—	—	6:46	—	—	6:45	—	—
	—	—	7:35	—	—	7:36	—	—	7:37	—	—	7:37	—	—	7:38	—	—	7:39	—

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Mostly dry. Very mild (max 15°C on Sat afternoon, min 6°C on Thu night). Winds decreasing (strong winds from the NNE on Thu night, calm by Sat night).

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Very mild (max 14°C on Sun night, min 9°C on Wed afternoon). Wind will be generally light.

This table gives the weather forecast for Mount Saint Helena at the specific elevation of 1323 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	11° C	Clear	Light winds from the N (11 kph at 0).	16 km
Santa Rosa 30 km S 40m alt. 1 hour ago	11° C	Dry	Calm (0 kph at 281).
Cloverdale 34 km W 106m alt. 1 hour ago	10° C	Dry	Calm (5 kph at 32).
Graton 35 km SSW 87m alt. 2 hours ago	8° C	Dry	Calm (0 kph at 32).
Alten wx 36 km S 69m alt. 2 hours ago	9° C	Dry	Calm (0 kph at 151).
Sebastopol 36 km SSW 129m alt. 57 minutes ago	8° C	Dry	Calm (0 kph at 320).
Camp Meeker wx 37 km SSW 61m alt. 2 hours ago	8° C	Dry	Calm (0 kph at 248).
Camp Meeker wx 37 km SSW 61m alt. 2 hours ago	8° C	Dry	Calm (2 kph at 272).
Knowles Corner wx 37 km S 88m alt. 1 hour ago	8° C	Dry	Calm (0 kph at —).
Monte Rio wx 40 km SSW 76m alt. 1 hour ago		Dry	Calm (2 kph at 84).

* 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.