– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 9 pm Sun 08 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 9 pm Sun 08 Feb Local Time

Updates in:

hr min s

Update imminent

2 Mount Saint Helena Elevations: 2 Forecast Elevations:

	Days 1–4 Weather Summary Heavy rain (total 24mm), heaviest during Tue afternoon. Very mild (max 11°C on Mon morning, min 2°C on Tue morning). Mainly near gales.										Days 5–7 Weather Summary Light rain (total 7mm) at first, then becoming colder with a dusting of snow on Sat afternoon. Mild temperatures (max 6°C on Fri morning, min 1°C on Sat afternoon). Winds increasing (calm on Fri morning, strong winds from the SSW by Sat afternoon).
		Monday 9			Tuesday 10			Wednesday 11			Thursday 12			Friday 13			Saturday 14
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	rain shwrs	some clouds	cloudy	cloudy	light rain	mod. rain	mod. rain	light rain	mod. rain	mod. rain	rain shwrs	rain shwrs	clear	some clouds	some clouds	cloudy	cloudy	light snow	some clouds
km/h	NNW	NE	NE	ESE	SE	SSE	S	S	SSW	SSE	NE	N	N	WNW	WNW	W	W	SSW	WNW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	1	—
mm	0.1	—	—	—	1.4	6	6	3	7	7	0.2	0.3	—	—	—	—	—	0.4	—
max °C	8	11	11	9	4	4	3	3	3	3	3	4	5	6	6	6	3	2	0
min °C	7	10	10	6	2	4	2	3	3	3	3	4	4	6	6	4	3	1	-2
chill °C	3	6	6	2	-4	-3	-5	-2	-3	-1	0	1	0	6	4	0	-1	-6	-11

Freezing level m	2800	2750	2800	2500	2000	1900	1800	1800	1850	1850	1800	1950	2300	2700	2650	2550	1950	1700	1000
Cloud base (m)		6050	5200		3050	700	350	400	350	400	600	950		6450		6300	1700	400	450

	—	7:07	—	—	7:07	—	—	7:05	—	—	7:03	—	—	7:03	—	—	7:01	—	—
	—	—	5:40	—	—	5:42	—	—	5:44	—	—	5:45	—	—	5:45	—	—	5:46	—

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Heavy rain (total 24mm), heaviest during Tue afternoon. Very mild (max 11°C on Mon morning, min 2°C on Tue morning). Mainly near gales.

Mount Saint Helena Weather (Days 3-6):

Light rain (total 7mm) at first, then becoming colder with a dusting of snow on Sat afternoon. Mild temperatures (max 6°C on Fri morning, min 1°C on Sat afternoon). Winds increasing (calm on Fri morning, strong winds from the SSW by Sat afternoon).

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	9° C	Mist -.	Calm (0 kph at 0).	5 km Low: scattered
Santa Rosa 30 km S 40m alt. 1 hour ago	11° C	Dry	Calm (0 kph at 243).
Cloverdale 34 km W 106m alt. 1 hour ago	11° C	Dry	Wind obs. (10 kph from 305 degs) was rejected.
Graton 35 km SSW 87m alt. 51 minutes ago	10° C	Dry	Calm (3 kph at 34).
Alten wx 36 km S 69m alt. 1 hour ago	11° C	Dry	Calm (0 kph at 264).
Sebastopol 36 km SSW 129m alt. 51 minutes ago	11° C	Dry	Calm (3 kph at 341).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	8° C	Dry	Calm (0 kph at 270).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	8° C	Dry	Calm (2 kph at 295).
Knowles Corner wx 37 km S 88m alt. 1 hour ago	7° C	Dry	Calm (0 kph at —).
Camp Meeker wx 39 km SSW 61m alt. 42 minutes ago	7° C	Dry	Calm (0 kph at 13).

* 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.