– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 10 pm Thu 25 Jun Local Time
Updates in:
hr min s
Update imminent

Issued: 10 pm Thu 25 Jun Local Time

Updates in:

hr min s

Update imminent

2 Mount Saint Helena Elevations: 2 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Warm (max 20°C on Thu night, min 8°C on Sat morning). Mainly near gales.										Days 5–7 Weather Summary Mostly dry. Very mild (max 19°C on Tue afternoon, min 14°C on Sun night). Wind will be generally light.
		Friday 26			Saturday 27			Sunday 28			Monday 29			Tuesday 30			Wednesday 1
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	some clouds
km/h	NW	WNW	W	WNW	WNW	WNW	NNE	NNW	W	NNE	SW	WSW	ESE	ESE	W	NW	E	WSW	W
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	20	14	15	13	8	12	12	10	15	15	15	17	17	17	19	19	15	17	17
min °C	15	13	14	9	8	11	8	8	13	14	15	17	17	16	18	17	14	16	14
chill °C	13	11	12	5	4	8	3	5	13	14	15	17	17	16	18	17	14	16	14

Freezing level m	4300	3900	4300	4350	3650	3500	3050	3150	3100	3550	3850	4100	4200	4100	4250	4100	4050	4050	4100
Cloud base (m)	5800		9150	600							8750				8750			8400

	—	5:47	—	—	5:47	—	—	5:48	—	—	5:48	—	—	5:48	—	—	5:48	—	—
	—	—	—	8:38	—	—	8:38	—	—	8:38	—	—	8:38	—	—	8:38	—	—	8:38

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Mostly dry. Warm (max 20°C on Thu night, min 8°C on Sat morning). Mainly near gales.

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Very mild (max 19°C on Tue afternoon, min 14°C on Sun 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. 3 hours ago	16° C	Clear	Light winds from the SSE (11 kph at 160).	16 km
Santa Rosa 30 km S 40m alt. 1 hour ago	13° C	Dry	Wind obs. (6 kph from 62 degs) was rejected.
Cloverdale 34 km W 106m alt. 1 hour ago	18° C	Dry	Calm (5 kph at 36).
Graton 35 km SSW 87m alt. 2 hours ago	14° C	Dry	Calm (0 kph at 32).
Alten wx 36 km S 69m alt. 1 hour ago	12° C	Dry	Calm (0 kph at 90).
Sebastopol 36 km SSW 129m alt. 1 hour ago	13° C	Dry	Calm (0 kph at 198).
Camp Meeker wx 37 km SSW 61m alt. 2 hours ago	14° C	Dry	Calm (3 kph at 225).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	12° C	Dry	Calm (0 kph at 287).
Knowles Corner wx 37 km S 88m alt. 2 hours ago	16° C	Dry	Calm (0 kph at —).
Camp Meeker wx 39 km SSW 61m alt. 46 minutes ago	13° C	Dry	Calm (0 kph at 2).

* 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.