– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 3 am Sun 22 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 3 am Sun 22 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 22mm), heaviest during Tue morning. Very mild (max 15°C on Mon morning, min 9°C on Sun morning). Wind will be generally light.									Days 4–6 Weather Summary Mostly dry. Very mild (max 19°C on Fri morning, min 11°C on Wed night). Wind will be generally light.
	Sunday 22			Monday 23			Tuesday 24			Wednesday 25			Thursday 26			Friday 27
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	some clouds	some clouds	some clouds	cloudy	mod. rain	mod. rain	mod. rain	rain shwrs	clear	clear	some clouds	cloudy	clear	some clouds	some clouds	cloudy	some clouds
km/h	S	SSW	SSE	SE	S	SSW	SSW	SW	W	NNW	WSW	NNW	NW	WNW	N	N	W	WSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	7	9	5	0.3	—	—	—	—	—	—	—	—	—
max °C	12	12	10	15	15	11	11	11	12	15	16	12	17	18	13	19	19	15
min °C	9	11	9	13	12	10	10	11	11	13	12	11	15	14	13	16	16	13
chill °C	7	10	9	13	11	8	8	10	10	13	12	11	15	14	13	16	16	12

Freezing level m	2250	2850	3300	3300	3100	3250	3200	3300	3100	3250	3500	3750	3700	3650	3700	3750	3750	3200
Cloud base (m)	600	700	700	6300	3200	400	400	350	400	750	600	6200	6150	6300		5900	6450	2950

	6:52	—	—	6:50	—	—	6:48	—	—	6:48	—	—	6:46	—	—	6:45	—	—
	—	5:55	—	—	5:57	—	—	5:58	—	—	5:59	—	—	6:00	—	—	6:00	—

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Heavy rain (total 22mm), heaviest during Tue morning. Very mild (max 15°C on Mon morning, min 9°C on Sun morning). Wind will be generally light.

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Very mild (max 19°C on Fri morning, min 11°C on Wed 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. 3 hours ago	9° C	Light rain .	Light winds from the NNW (13 kph at 330).	10 km Mid: broken High: overcast
Santa Rosa 30 km S 40m alt. 1 hour ago	10° C	Dry	Calm (5 kph at 225).
Cloverdale 34 km W 106m alt. 1 hour ago	9° C	Dry	Calm (2 kph at 184).
Graton 35 km SSW 87m alt. 57 minutes ago	9° C	Dry	Calm (0 kph at 35).
Alten wx 36 km S 69m alt. 1 hour ago	10° C	Dry	Calm (0 kph at 188).
Sebastopol 36 km SSW 129m alt. 1 hour ago	8° C	Dry	Calm (0 kph at 315).
Camp Meeker wx 37 km SSW 61m alt. 58 minutes ago	9° C	Dry	Calm (0 kph at 68).
Camp Meeker wx 37 km SSW 61m alt. 53 minutes ago	8° C	Dry	Calm (2 kph at 359).
Knowles Corner wx 37 km S 88m alt. 1 hour ago	9° C	Dry	Calm (0 kph at —).
Camp Meeker wx 39 km SSW 61m alt. 2 hours ago	8° C	Dry	Calm (0 kph at 338).

* 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.