– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 3 am Thu 12 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 3 am Thu 12 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 2mm), mostly falling on Sat night. Mild temperatures (max 8°C on Fri afternoon, min 2°C on Sat night). Winds increasing (calm on Fri night, strong winds from the S by Sat night).									Days 4–6 Weather Summary Mild with heavy rain (total 27mm), heaviest during Sun night. Becoming colder with a moderate fall of snow heaviest on Sun night. Freeze-thaw conditions (max 3°C on Sun morning, min -3°C on Mon night). Winds decreasing (near gales from the SE on Sun night, light winds from the SSE by Tue night).
	Thursday 12			Friday 13			Saturday 14			Sunday 15			Monday 16			Tuesday 17
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	some clouds	some clouds	some clouds	cloudy	cloudy	light rain	light rain	mod. rain	light snow	light snow	snow shwrs	light snow	light snow	light snow	some clouds
km/h	NE	NNW	NNE	W	WNW	S	S	S	S	S	SE	SE	SSW	SSW	SSW	SW	SW	SW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	2	2	1	5	2	2	—
mm	—	—	—	—	—	—	—	—	2	3	6	18	—	—	—	—	—	—
max °C	5	6	7	7	8	8	6	4	3	3	3	3	0	1	1	-2	-2	-2
min °C	4	6	6	7	7	6	5	4	2	3	3	2	0	1	-3	-3	-2	-2
chill °C	1	4	4	6	5	3	1	-1	-5	-4	-2	-3	-7	-6	-12	-11	-10	-8

Freezing level m	2000	2250	2550	2800	2750	2700	2400	2100	1800	1750	1850	1850	1350	1400	1400	1000	1050	950
Cloud base (m)	1650	1950		8350		6850	6750		500	350	400	350	300	400	300	400	550	600

	7:03	—	—	7:03	—	—	7:01	—	—	7:01	—	—	7:00	—	—	6:58	—	—
	—	5:45	—	—	5:45	—	—	5:46	—	—	5:47	—	—	5:49	—	—	5:50	—

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Light rain (total 2mm), mostly falling on Sat night. Mild temperatures (max 8°C on Fri afternoon, min 2°C on Sat night). Winds increasing (calm on Fri night, strong winds from the S by Sat night).

Mount Saint Helena Weather (Days 3-6):

Mild with heavy rain (total 27mm), heaviest during Sun night. Becoming colder with a moderate fall of snow heaviest on Sun night. Freeze-thaw conditions (max 3°C on Sun morning, min -3°C on Mon night). Winds decreasing (near gales from the SE on Sun night, light winds from the SSE by Tue 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	8° C	Clear	Light winds from the N (11 kph at 350).	16 km
Santa Rosa 30 km S 40m alt. 1 hour ago	10° C	Dry	Calm (5 kph at 232).
Cloverdale 34 km W 106m alt. 1 hour ago	10° C	Dry	Light winds from the NNW (6 kph at 340).
Graton 35 km SSW 87m alt. 26 minutes ago	9° C	Dry	Calm (2 kph at 26).
Alten wx 36 km S 69m alt. 1 hour ago	13° C	Dry	Calm (0 kph at 209).
Sebastopol 36 km SSW 129m alt. 2 hours ago	9° C	Dry	Calm (0 kph at 336).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	13° C	Dry	Calm (3 kph at 23).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	11° C	Dry	Calm (0 kph at 341).
Knowles Corner wx 37 km S 88m alt. 38 minutes ago	8° C	Dry	Calm (0 kph at —).
Camp Meeker wx 39 km SSW 61m alt. 53 minutes ago	6° C	Dry	Calm (0 kph at 359).

* 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.