– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 9 pm Sat 07 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 9 pm Sat 07 Feb Local Time

Updates in:

hr min s

Update imminent

2 Mount Saint Helena Elevations: 2 Forecast Elevations:

	Days 1–4 Weather Summary Light rain (total 4mm), mostly falling on Tue afternoon. Very mild (max 11°C on Sat night, min 3°C on Tue morning). Winds increasing (light winds from the WNW on Sat night, near gales from the SSE by Tue afternoon).										Days 5–7 Weather Summary Heavy rain (total 43mm), heaviest during Wed night. Temperatures will be slightly above freezing (max 4°C on Thu afternoon, min 2°C on Tue night). Winds decreasing (gales from the SSE on Tue night, light winds from the WSW by Fri afternoon).
		Sunday 8			Monday 9			Tuesday 10			Wednesday 11			Thursday 12			Friday 13
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	some clouds	rain shwrs	some clouds	some clouds	cloudy	cloudy	light rain	rain shwrs	mod. rain	mod. rain	mod. rain	heavy rain	rain shwrs	rain shwrs	some clouds	cloudy	rain shwrs	some clouds
km/h	W	W	WSW	NW	NNE	NE	E	SSE	SSE	SSE	S	SSW	SSW	NNE	NNW	WNW	WNW	W	S
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	0.3	—	—	—	—	1.1	3	6	7	10	20	0.2	0.1	—	—	0.4	—
max °C	11	10	9	8	11	11	9	5	4	3	3	2	3	3	4	4	3	3	2
min °C	9	9	8	6	10	10	7	3	4	2	2	2	2	3	4	4	3	2	1
chill °C	6	5	4	2	6	6	3	-4	-3	-6	-5	-5	-2	-1	0	1	-2	0	-4

Freezing level m	3250	3100	3050	2850	2750	2750	2550	2050	1950	1850	1800	1750	1900	1800	2000	2300	2050	1850	1700
Cloud base (m)	5050	5150	650	450	6150	5600		2900	700	350	400	350	400	500	650		600	850	2900

	—	7:09	—	—	7:07	—	—	7:07	—	—	7:05	—	—	7:03	—	—	7:03	—	—
	—	—	5:39	—	—	5:40	—	—	5:42	—	—	5:44	—	—	5:45	—	—	5:45	—

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Light rain (total 4mm), mostly falling on Tue afternoon. Very mild (max 11°C on Sat night, min 3°C on Tue morning). Winds increasing (light winds from the WNW on Sat night, near gales from the SSE by Tue afternoon).

Mount Saint Helena Weather (Days 3-6):

Heavy rain (total 43mm), heaviest during Wed night. Temperatures will be slightly above freezing (max 4°C on Thu afternoon, min 2°C on Tue night). Winds decreasing (gales from the SSE on Tue night, light winds from the WSW by Fri 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. 2 hours ago	7° C	Mist -.	Wind obs. (13 kph from 270 degs) was rejected.	1 km
Santa Rosa 30 km S 40m alt. 1 hour ago	11° C	Dry	Calm (0 kph at 85).
Cloverdale 34 km W 106m alt. 35 minutes ago	8° C	Dry	Calm (2 kph at 15).
Graton 35 km SSW 87m alt. 2 hours ago	8° C	Dry	Calm (0 kph at 35).
Alten wx 36 km S 69m alt. 53 minutes ago	8° C	Dry	Calm (0 kph at 173).
Sebastopol 36 km SSW 129m alt. 1 hour ago	9° C	Dry	Calm (0 kph at 273).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	8° C	Dry	Calm (3 kph at 248).
Camp Meeker wx 37 km SSW 61m alt. 40 minutes ago	8° C	Dry	Calm (0 kph at 281).
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. 33 minutes ago	7° 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.