– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 3 am Wed 11 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 3 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 8mm), mostly falling on Wed morning. Mild temperatures (max 8°C on Fri afternoon, min 2°C on Wed night). Winds decreasing (strong winds from the SSE on Wed morning, calm by Fri morning).									Days 4–6 Weather Summary Light rain (total 8mm) on Sun afternoon. Becoming colder with heavy fall of snow, heaviest during Mon night. Freeze-thaw conditions (max 6°C on Sat morning, min -3°C on Mon night). Winds increasing (moderate winds from the SSE on Sat morning, severe gales from the SW 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	light rain	rain shwrs	some clouds	clear	clear	clear	some clouds	some clouds	cloudy	cloudy	light rain	light rain	light snow	light snow	snow shwrs	mod. snow	heavy snow
km/h	SSE	ESE	ESE	E	N	N	NW	WNW	SW	SSE	S	S	SSE	SSE	SSW	S	SSE	SW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	5	5	2	9	14
mm	3	3	2	—	—	—	—	—	—	—	—	0.9	1.3	6	—	—	—	—
max °C	3	4	3	4	6	7	7	8	8	6	4	3	3	3	1	1	1	-2
min °C	3	3	2	3	5	7	7	8	6	5	3	2	3	2	0	0	0	-3
chill °C	-3	-2	-1	0	2	4	7	6	3	0	-4	-5	-4	-5	-6	-7	-9	-14

Freezing level m	1800	1900	1800	1900	2200	2500	2850	2900	2800	2550	2100	1800	1750	1800	1450	1400	1450	850
Cloud base (m)	400	650	400	550	1600		8650		6450	6550	750	500	400	450	300	550	500	350

	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 8mm), mostly falling on Wed morning. Mild temperatures (max 8°C on Fri afternoon, min 2°C on Wed night). Winds decreasing (strong winds from the SSE on Wed morning, calm by Fri morning).

Mount Saint Helena Weather (Days 3-6):

Light rain (total 8mm) on Sun afternoon. Becoming colder with heavy fall of snow, heaviest during Mon night. Freeze-thaw conditions (max 6°C on Sat morning, min -3°C on Mon night). Winds increasing (moderate winds from the SSE on Sat morning, severe gales from the SW 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. 3 hours ago	12° C	Light rain .	Light winds from the ESE (15 kph at 120).	13 km Low: broken Mid: overcast
Santa Rosa 30 km S 40m alt. 1 hour ago	13° C	Dry	Wind obs. (6 kph from 57 degs) was rejected.
Cloverdale 34 km W 106m alt. 1 hour ago	11° C	Dry	Calm (0 kph at 87).
Graton 35 km SSW 87m alt. 38 minutes ago	11° C	Dry	Calm (2 kph at 35).
Alten wx 36 km S 69m alt. 44 minutes ago	11° C	Dry	Light winds from the SE (6 kph at 137).
Sebastopol 36 km SSW 129m alt. 3 hours ago	12° C	Dry	Calm (2 kph at 164).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	10° C	Dry	Light winds from the E (8 kph at 90).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	10° C	Dry	Calm (3 kph at 67).
Knowles Corner wx 37 km S 88m alt. 1 hour ago	11° C	Dry	Calm (5 kph at 338).
Camp Meeker wx 39 km SSW 61m alt. 39 minutes ago	11° C	Dry	Calm (0 kph at 356).

* 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.