– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 3 am Tue 03 Mar Local Time
Updates in:
hr min s
Update imminent

Issued: 3 am Tue 03 Mar Local Time

Updates in:

hr min s

Update imminent

2 Mount Saint Helena Elevations: 2 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Very mild (max 17°C on Tue morning, min 5°C on Wed night). Wind will be generally light.									Days 4–6 Weather Summary Mostly dry. Warm (max 21°C on Sun morning, min 9°C on Fri night). Winds decreasing (fresh winds from the NNE on Fri morning, light winds from the N by Sun morning).
	Tuesday 3			Wednesday 4			Thursday 5			Friday 6			Saturday 7			Sunday 8
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	some clouds	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear
km/h	NE	WSW	WNW	NW	NW	N	N	NNW	N	NNE	NNE	NNE	NE	NE	NE	N	N	NNE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	17	16	11	13	11	6	14	14	8	14	14	11	17	18	13	21	21	16
min °C	14	13	8	11	8	5	11	10	7	12	12	9	15	13	12	18	17	15
chill °C	14	13	5	8	5	2	9	9	4	10	10	6	13	12	10	18	17	15

Freezing level m	3500	3500	3200	2150	1950	2100	2350	2600	2650	2400	2400	2700	3250	3400	3550	3900	3950	4100
Cloud base (m)		9100			1550					8850		6600	6600	8550	7100	9200

	6:39	—	—	6:37	—	—	6:35	—	—	6:35	—	—	6:33	—	—	7:31	—	—
	—	6:05	—	—	6:06	—	—	6:07	—	—	6:07	—	—	6:08	—	—	7:09	—

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Mostly dry. Very mild (max 17°C on Tue morning, min 5°C on Wed night). Wind will be generally light.

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Warm (max 21°C on Sun morning, min 9°C on Fri night). Winds decreasing (fresh winds from the NNE on Fri morning, light winds from the N by Sun morning).

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	7° C	Fog -.	Calm (0 kph at 0).	0 km
Santa Rosa 30 km S 40m alt. 1 hour ago	9° C	Dry	Calm (0 kph at 177).
Cloverdale 34 km W 106m alt. 51 minutes ago	9° C	Dry	Light winds from the NNW (8 kph at 348).
Graton 35 km SSW 87m alt. 58 minutes ago	7° C	Dry	Calm (0 kph at 32).
Alten wx 36 km S 69m alt. 2 hours ago	9° C	Dry	Calm (0 kph at 145).
Sebastopol 36 km SSW 129m alt. 1 hour ago	8° C	Dry	Calm (0 kph at 172).
Camp Meeker wx 37 km SSW 61m alt. 51 minutes ago	7° C	Dry	Calm (0 kph at 225).
Camp Meeker wx 37 km SSW 61m alt. 2 hours ago	7° C	Dry	Calm (2 kph at 273).
Knowles Corner wx 37 km S 88m alt. 56 minutes ago	7° C	Dry	Calm (0 kph at —).
Camp Meeker wx 39 km SSW 61m alt. 2 hours ago	8° 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.