– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 3 am Mon 23 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 3 am Mon 23 Feb Local Time

Updates in:

hr min s

Update imminent

2 Mount Saint Helena Elevations: 2 Forecast Elevations:

	Days 1–3 Weather Summary Heavy rain (total 40mm), heaviest during Tue morning. Very mild (max 17°C on Wed afternoon, min 11°C on Mon night). Wind will be generally light.									Days 4–6 Weather Summary Mostly dry. Very mild (max 19°C on Fri morning, min 9°C on Sat night). Wind will be generally light.
	Monday 23			Tuesday 24			Wednesday 25			Thursday 26			Friday 27			Saturday 28
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	cloudy	heavy rain	heavy rain	mod. rain	light rain	some clouds	clear	some clouds	some clouds	some clouds	some clouds	cloudy	cloudy	some clouds	cloudy	light rain	some clouds
km/h	SSE	S	SSW	SSW	SW	WSW	W	W	NNE	WSW	WSW	NW	N	WSW	SW	SW	WSW	W
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	12	20	7	1.8	—	—	—	—	—	—	—	—	—	—	0.1	—
max °C	15	15	11	12	12	12	16	17	13	16	18	14	19	19	16	17	16	11
min °C	13	13	11	11	12	12	13	14	13	14	15	13	17	17	14	17	12	9
chill °C	12	12	9	8	10	11	12	14	13	14	15	13	17	17	13	17	10	7

Freezing level m	3300	3200	3400	3450	3150	3050	3050	3400	3450	3350	3450	3400	3350	3450	3350	3100	2950	2550
Cloud base (m)	5850	3000	350	350	350	400	500	5900	3550	2300	1950	3300	3250	3250	3150	3200	1700	350

	6:50	—	—	6:48	—	—	6:48	—	—	6:46	—	—	6:45	—	—	6:43	—	—
	—	5:57	—	—	5:58	—	—	5:59	—	—	6:00	—	—	6:00	—	—	6:01	—

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Heavy rain (total 40mm), heaviest during Tue morning. Very mild (max 17°C on Wed afternoon, min 11°C on Mon night). Wind will be generally light.

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Very mild (max 19°C on Fri morning, min 9°C on Sat night). Wind will be generally light.

This table gives the weather forecast for Mount Saint Helena at the specific elevation of 500 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	12° C	-	Calm (0 kph at 0).	0.0 km High: scattered
Santa Rosa 30 km S 40m alt. 1 hour ago	13° C	Dry	Calm (0 kph at 148).
Cloverdale 34 km W 106m alt. 2 hours ago	12° C	Dry	Calm (0 kph at 259).
Graton 35 km SSW 87m alt. 1 hour ago	11° C	Dry	Calm (0 kph at 31).
Alten wx 36 km S 69m alt. 2 hours ago	12° C	Dry	Calm (0 kph at 151).
Sebastopol 36 km SSW 129m alt. 40 minutes ago	12° C	Dry	Calm (0 kph at 237).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	11° C	Dry	Calm (0 kph at 270).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	11° C	Dry	Calm (0 kph at 272).
Knowles Corner wx 37 km S 88m alt. 1 hour ago	11° C	Dry	Calm (0 kph at —).
Camp Meeker wx 39 km SSW 61m alt. 1 hour ago	11° C	Dry	Calm (0 kph at 353).

* 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.