– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 9 pm Tue 10 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 9 pm Tue 10 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 18mm), heaviest on Tue night. Very mild (max 14°C on Thu afternoon, min 7°C on Wed night). Wind will be generally light.										Days 5–7 Weather Summary Heavy rain (total 55mm), heaviest during Mon morning. Very mild (max 11°C on Sat morning, min 3°C on Mon afternoon). Winds increasing (calm on Fri night, strong winds from the SSW by Mon afternoon).
		Wednesday 11			Thursday 12			Friday 13			Saturday 14			Sunday 15			Monday 16
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	heavy rain	light rain	light rain	rain shwrs	clear	some clouds	clear	clear	some clouds	cloudy	cloudy	cloudy	rain shwrs	light rain	heavy rain	mod. rain	heavy rain	mod. rain	rain shwrs
km/h	E	SSE	ESE	ENE	NE	WNW	N	SSW	WSW	WSW	SSE	S	S	SE	SW	SSW	SSE	SSW	SW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	12	4	2	0.3	—	—	—	—	—	—	—	—	2	4	18	9	13	9	8
max °C	8	10	9	8	12	14	9	14	14	10	11	11	7	8	6	5	7	6	3
min °C	8	8	8	7	10	10	9	12	11	8	10	8	7	8	5	5	5	3	3
chill °C	6	5	6	5	10	10	8	12	11	8	9	6	4	5	3	1	0	-2	-3

Freezing level m	1950	1750	1850	1750	1900	2250	2550	2900	2900	2850	2500	2200	1700	1650	1550	1300	1250	1250	900
Cloud base (m)	450	400	350	850	700	1750		8700		6000	6350	6200	450	350	300	300	350	350	500

	—	7:05	—	—	7:03	—	—	7:03	—	—	7:01	—	—	7:01	—	—	7:00	—	—
	—	—	5:44	—	—	5:45	—	—	5:45	—	—	5:46	—	—	5:47	—	—	5:49	—

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Moderate rain (total 18mm), heaviest on Tue night. Very mild (max 14°C on Thu afternoon, min 7°C on Wed night). Wind will be generally light.

Mount Saint Helena Weather (Days 3-6):

Heavy rain (total 55mm), heaviest during Mon morning. Very mild (max 11°C on Sat morning, min 3°C on Mon afternoon). Winds increasing (calm on Fri night, strong winds from the SSW by Mon afternoon).

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	11° C	Dry and cloudy.	Light winds from the N (13 kph at 350).	16 km Low: broken Mid: overcast
Santa Rosa 30 km S 40m alt. 1 hour ago	12° C	Dry	Calm (0 kph at 345).
Cloverdale 34 km W 106m alt. 47 minutes ago	11° C	Dry	Calm (2 kph at 323).
Graton 35 km SSW 87m alt. 1 hour ago	10° C	Dry	Calm (0 kph at 29).
Alten wx 36 km S 69m alt. 36 minutes ago	11° C	Dry	Calm (0 kph at 246).
Sebastopol 36 km SSW 129m alt. 1 hour ago	11° C	Dry	Calm (0 kph at 299).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	9° C	Dry	Calm (3 kph at 90).
Camp Meeker wx 37 km SSW 61m alt. 50 minutes ago	9° C	Dry	Calm (3 kph at 65).
Knowles Corner wx 37 km S 88m alt. 1 hour ago	9° C	Dry	Calm (0 kph at —).
Camp Meeker wx 39 km SSW 61m alt. 2 hours ago	9° C	Dry	Calm (0 kph at 327).

* 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.