– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 4 am Wed 13 May Local Time
Updates in:
hr min s
Update imminent

Issued: 4 am Wed 13 May 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 18°C on Thu afternoon, min 12°C on Wed morning). Winds increasing (calm on Thu morning, strong winds from the NNW by Fri night).									Days 4–6 Weather Summary Mostly dry. Very mild (max 17°C on Mon afternoon, min 10°C on Sat morning). Mainly strong winds.
	Wednesday 13			Thursday 14			Friday 15			Saturday 16			Sunday 17			Monday 18
	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	some clouds	clear	clear	clear	clear	clear	clear	clear	clear
km/h	NNW	NNW	NNE	WNW	WNW	N	NW	NW	NNW	NNW	NNW	N	N	NNW	N	NNW	NE	N
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	13	15	15	16	18	18	15	17	17	11	13	14	11	15	15	14	17	16
min °C	12	14	15	15	17	15	14	17	12	10	12	11	11	14	14	13	15	16
chill °C	10	13	15	15	17	14	14	16	8	7	11	10	8	13	14	13	15	15

Freezing level m	3850	4000	4050	4050	4200	4000	3850	3850	3450	3400	3550	3750	3900	4050	3950	3800	3900	3900
Cloud base (m)					9500	9300			6800	8050	9150	9100

	6:00	—	—	5:58	—	—	5:58	—	—	5:58	—	—	5:56	—	—	5:56	—	—
	—	—	8:13	—	—	8:14	—	—	8:15	—	—	8:15	—	—	8:16	—	—	8:17

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Mostly dry. Very mild (max 18°C on Thu afternoon, min 12°C on Wed morning). Winds increasing (calm on Thu morning, strong winds from the NNW by Fri night).

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Very mild (max 17°C on Mon afternoon, min 10°C on Sat morning). Mainly strong winds.

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	9° C	Dry and partly cloudy.	Calm (0 kph at 0).	11 km Low: scattered
Santa Rosa 30 km S 40m alt. 2 hours ago	11° C	Dry	Calm (0 kph at 53).
Cloverdale 34 km W 106m alt. 32 minutes ago	14° C	Dry	Light winds from the NW (8 kph at 320).
Graton 35 km SSW 87m alt. 49 minutes ago	9° C	Dry	Calm (0 kph at 36).
Alten wx 36 km S 69m alt. 1 hour ago	11° C	Dry	Calm (0 kph at 106).
Sebastopol 36 km SSW 129m alt. 3 hours ago	8° C	Dry	Calm (0 kph at 243).
Camp Meeker wx 37 km SSW 61m alt. 2 hours ago	11° C	Dry	Calm (2 kph at 317).
Knowles Corner wx 37 km S 88m alt. 2 hours ago	9° C	Dry	Calm (0 kph at —).
Camp Meeker wx 39 km SSW 61m alt. 31 minutes ago	9° C	Dry	Calm (0 kph at 8).
Occidental 43 km SSW 298m alt. 1 hour ago	11° C	Dry	Calm (3 kph at 282).

* 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.