– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 4 am Mon 09 Mar Local Time
Updates in:
hr min s
Update imminent

Issued: 4 am Mon 09 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 14°C on Mon afternoon, min 10°C on Tue morning). Winds increasing (light winds from the NNW on Mon morning, fresh winds from the NNW by Tue morning).									Days 4–6 Weather Summary Mostly dry. Very mild (max 17°C on Thu afternoon, min 14°C on Thu morning). Wind will be generally light.
	Monday 9			Tuesday 10			Wednesday 11			Thursday 12			Friday 13			Saturday 14
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	some clouds	clear	clear	clear
km/h	NNW	NNW	NW	NNW	NNW	NNW	NW	NNW	NNW	NW	NW	NW	NW	NW	NNW	NNE	NNW	N
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	12	14	13	10	11	11	12	14	14	16	17	16	15	16	16	14	15	17
min °C	12	12	11	10	10	10	11	13	14	14	16	15	14	15	15	14	15	16
chill °C	11	11	8	7	7	9	9	12	12	13	16	15	13	14	14	12	15	16

Freezing level m	3500	3450	3400	3250	3300	3500	3500	3600	3700	3750	3950	3950	4000	4050	3850	3750	3950	4200
Cloud base (m)	9500	9400		9200	9000						8650	8600	9600		7050		9350

	7:31	—	—	7:28	—	—	7:28	—	—	7:26	—	—	7:24	—	—	7:22	—	—
	—	7:10	—	—	7:12	—	—	7:13	—	—	7:14	—	—	7:15	—	—	7:15	—

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Mostly dry. Very mild (max 14°C on Mon afternoon, min 10°C on Tue morning). Winds increasing (light winds from the NNW on Mon morning, fresh winds from the NNW by Tue morning).

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Very mild (max 17°C on Thu afternoon, min 14°C on Thu morning). Wind will be generally light.

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. 1 hour ago	6° C	-	Calm (0 kph at 0).	0.0 km High: few
Santa Rosa 30 km S 40m alt. 1 hour ago	8° C	Dry	Calm (0 kph at 69).
Cloverdale 34 km W 106m alt. 50 minutes ago	12° C	Dry	Wind obs. (6 kph from 286 degs) was rejected.
Graton 35 km SSW 87m alt. 35 minutes ago	7° C	Dry	Calm (0 kph at 34).
Alten wx 36 km S 69m alt. 1 hour ago	9° C	Dry	Calm (0 kph at 175).
Sebastopol 36 km SSW 129m alt. 47 minutes ago	8° C	Dry	Calm (0 kph at 306).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	8° C	Dry	Calm (0 kph at 225).
Camp Meeker wx 37 km SSW 61m alt. 52 minutes ago	8° C	Dry	Calm (0 kph at 275).
Knowles Corner wx 37 km S 88m alt. 2 hours ago	6° C	Dry	Calm (0 kph at —).
Camp Meeker wx 39 km SSW 61m alt. 2 hours ago	7° C	Dry	Calm (0 kph at 21).

* 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.