– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 4 am Mon 27 Apr Local Time
Updates in:
hr min s
Update imminent

Issued: 4 am Mon 27 Apr 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 13°C on Wed afternoon, min 3°C on Mon morning). Wind will be generally light.									Days 4–6 Weather Summary Mostly dry. Very mild (max 16°C on Thu night, min 7°C on Sat night). Wind will be generally light.
	Monday 27			Tuesday 28			Wednesday 29			Thursday 30			Friday 1			Saturday 2
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	rain shwrs	some clouds	clear	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	some clouds	some clouds	cloudy	some clouds	some clouds
km/h	NE	NW	ENE	ENE	WNW	NNE	NNE	WNW	NNE	N	WNW	E	SE	SW	W	W	W	W
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	0.1	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	4	7	6	7	10	9	10	13	13	14	15	16	14	15	14	11	9	9
min °C	3	6	6	6	9	9	9	12	12	13	15	15	14	14	11	10	9	7
chill °C	-1	4	4	4	9	7	8	12	11	12	15	15	13	14	10	9	7	6

Freezing level m	1950	2300	2300	2400	2650	3100	3200	3500	3500	3550	3750	3700	3800	3850	3700	3350	3250	2950
Cloud base (m)	900	1950	6100		2300												7500	7000

	6:18	—	—	6:16	—	—	6:15	—	—	6:13	—	—	6:13	—	—	6:11	—	—
	—	7:58	—	—	7:59	—	—	—	8:00	—	—	8:00	—	—	8:01	—	—	8:02

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Mostly dry. Very mild (max 13°C on Wed afternoon, min 3°C on Mon morning). Wind will be generally light.

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Very mild (max 16°C on Thu night, min 7°C on Sat night). 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. 2 hours ago	8° C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: broken
Santa Rosa 30 km S 40m alt. 1 hour ago	10° C	Dry	Calm (0 kph at 136).
Cloverdale 34 km W 106m alt. 1 hour ago	13° C	Dry	Wind obs. (6 kph from 26 degs) was rejected.
Graton 35 km SSW 87m alt. 41 minutes ago	12° C	Dry	Calm (3 kph at 35).
Alten wx 36 km S 69m alt. 57 minutes ago	13° C	Dry	Calm (0 kph at 195).
Sebastopol 36 km SSW 129m alt. 1 hour ago	9° C	Dry	Calm (0 kph at 80).
Camp Meeker wx 37 km SSW 61m alt. 2 hours ago	11° C	Dry	Calm (0 kph at 270).
Camp Meeker wx 37 km SSW 61m alt. 49 minutes ago	12° C	Dry	Calm (3 kph at 248).
Knowles Corner wx 37 km S 88m alt. 57 minutes ago	7° C	Dry	Calm (0 kph at —).
Camp Meeker wx 39 km SSW 61m alt. 3 hours ago	7° C	Dry	Calm (0 kph at 12).

* 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.