– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 10 pm Fri 03 Apr Local Time
Updates in:
hr min s
Update imminent

Issued: 10 pm Fri 03 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 Sun afternoon, min 12°C on Fri night). Winds decreasing (fresh winds from the NNE on Fri night, calm by Sat night).										Days 5–7 Weather Summary Light rain (total 4mm), mostly falling on Thu afternoon. Very mild (max 14°C on Mon night, min 6°C on Wed night). Winds decreasing (fresh winds from the WNW on Tue night, calm by Thu morning).
		Saturday 4			Sunday 5			Monday 6			Tuesday 7			Wednesday 8			Thursday 9
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	some clouds	some clouds	some clouds	clear	some clouds	clear	clear	clear	clear	clear	some clouds	some clouds	risk tstorm	rain shwrs	light rain	rain shwrs	rain shwrs
km/h	ENE	E	E	SSW	SSE	SSW	SSW	SSW	W	WNW	NW	WNW	WNW	W	WSW	WSW	E	N	NNE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	1.2	0.5	0.1	1.8	0.4
max °C	13	13	14	14	14	15	14	13	14	14	13	13	13	9	10	8	6	7	9
min °C	12	12	14	13	13	14	13	13	14	13	12	13	10	9	9	6	6	7	8
chill °C	10	10	13	13	13	14	12	12	14	11	10	11	7	6	6	3	5	7	5

Freezing level m	3650	3600	3600	3500	3450	3450	3450	3450	3450	3350	3450	3450	3150	2850	2700	2600	2300	2500	2600
Cloud base (m)	9050	8300			6250					8750	9150	6400	3100	3000	2000	500	400	750

	—	6:50	—	—	6:48	—	—	6:48	—	—	6:46	—	—	6:45	—	—	6:43	—	—
	—	—	7:36	—	—	7:37	—	—	7:37	—	—	7:38	—	—	7:39	—	—	7:40	—

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Mostly dry. Very mild (max 15°C on Sun afternoon, min 12°C on Fri night). Winds decreasing (fresh winds from the NNE on Fri night, calm by Sat night).

Mount Saint Helena Weather (Days 3-6):

Light rain (total 4mm), mostly falling on Thu afternoon. Very mild (max 14°C on Mon night, min 6°C on Wed night). Winds decreasing (fresh winds from the WNW on Tue night, calm by Thu morning).

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	7° C	Clear	Light winds from the N (9 kph at 350).	16 km
Santa Rosa 30 km S 40m alt. 55 minutes ago	9° C	Dry	Calm (0 kph at 62).
Cloverdale 34 km W 106m alt. 43 minutes ago	9° C	Dry	Calm (0 kph at 355).
Graton 35 km SSW 87m alt. 28 minutes ago	6° C	Dry	Calm (2 kph at 37).
Alten wx 36 km S 69m alt. 1 hour ago	10° C	Dry	Calm (0 kph at 151).
Sebastopol 36 km SSW 129m alt. 54 minutes ago	9° C	Dry	Calm (0 kph at 269).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	9° C	Dry	Calm (5 kph at 225).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	9° C	Dry	Calm (3 kph at 261).
Knowles Corner wx 37 km S 88m alt. 37 minutes ago	6° C	Dry	Calm (0 kph at —).
Camp Meeker wx 39 km SSW 61m alt. 54 minutes ago	6° C	Dry	Calm (0 kph at 30).

* 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.