– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 9 am Wed 11 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 9 am Wed 11 Feb Local Time

Updates in:

hr min s

Update imminent

2 Mount Saint Helena Elevations: 2 Forecast Elevations:

	Days 1–3 Weather Summary Light rain (total 9mm), mostly falling on Wed afternoon. Mild temperatures (max 8°C on Fri afternoon, min 3°C on Wed morning). Winds decreasing (fresh winds from the SSE on Wed morning, calm by Fri night).									Days 4–6 Weather Summary Light rain (total 6mm) on Sun afternoon. Becoming colder with heavy fall of snow, heaviest during Mon night. Freeze-thaw conditions (max 6°C on Sat morning, min -1°C on Mon night). Winds increasing (moderate winds from the S on Sat morning, severe gales from the SSE by Mon night).
	Wednesday 11			Thursday 12			Friday 13			Saturday 14			Sunday 15			Monday 16
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	light rain	rain shwrs	rain shwrs	rain shwrs	clear	clear	clear	some clouds	some clouds	cloudy	cloudy	light rain	light rain	mod. rain	mod. snow	light snow	light snow	heavy snow
km/h	SSE	ESE	ESE	NNE	N	NNE	NNW	NW	SSE	SSE	S	S	SSE	SE	SSW	SE	SSE	SSE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	9	1	4	14
mm	2	4	1.9	0.1	—	—	—	—	—	—	—	0.5	0.8	5	—	—	—	—
max °C	4	4	3	4	6	6	7	8	8	6	4	3	3	3	1	1	2	1
min °C	3	4	3	4	5	6	7	8	6	5	4	3	3	3	0	1	1	-1
chill °C	-3	-1	0	0	2	2	7	6	3	0	-1	-4	-4	-4	-8	-8	-8	-10

Freezing level m	1850	1950	1850	1900	2250	2500	2900	2900	2900	2650	2200	1850	1800	1900	1500	1450	1600	1550
Cloud base (m)	400	650	500	850	1600		8600		6850	6750	900	500	500	400	300	350	300	300

	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: Light rain (total 9mm), mostly falling on Wed afternoon. Mild temperatures (max 8°C on Fri afternoon, min 3°C on Wed morning). Winds decreasing (fresh winds from the SSE on Wed morning, calm by Fri night).

Mount Saint Helena Weather (Days 3-6):

Light rain (total 6mm) on Sun afternoon. Becoming colder with heavy fall of snow, heaviest during Mon night. Freeze-thaw conditions (max 6°C on Sat morning, min -1°C on Mon night). Winds increasing (moderate winds from the S on Sat morning, severe gales from the SSE by Mon night).

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	13° C	Light rain .	Light winds from the ESE (17 kph at 120).	10 km Mid: overcast
Santa Rosa 30 km S 40m alt. 1 hour ago	14° C	Dry	Wind obs. (10 kph from 44 degs) was rejected.
Cloverdale 34 km W 106m alt. 1 hour ago	13° C	Dry	Wind obs. (6 kph from 148 degs) was rejected.
Graton 35 km SSW 87m alt. 3 hours ago	13° C	Dry	Wind obs. (6 kph from 36 degs) was rejected.
Alten wx 36 km S 69m alt. 36 minutes ago	13° C	Dry	Calm (5 kph at 135).
Sebastopol 36 km SSW 129m alt. 1 hour ago	12° C	Dry	Calm (0 kph at 105).
Camp Meeker wx 37 km SSW 61m alt. 47 minutes ago	12° C	Dry	Light winds from the E (6 kph at 90).
Camp Meeker wx 37 km SSW 61m alt. 53 minutes ago	12° C	Dry	Calm (5 kph at 70).
Knowles Corner wx 37 km S 88m alt. 1 hour ago	12° C	Dry	Calm (2 kph at 315).
Camp Meeker wx 39 km SSW 61m alt. 38 minutes ago	12° C	Dry	Calm (0 kph at 333).

* 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.