– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 10 pm Tue 28 Apr Local Time
Updates in:
hr min s
Update imminent

Issued: 10 pm Tue 28 Apr Local Time

Updates in:

hr min s

Update imminent

2 Mount Saint Helena Elevations: 2 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Very mild (max 17°C on Fri afternoon, min 9°C on Tue night). Wind will be generally light.										Days 5–7 Weather Summary Mostly dry. Very mild (max 16°C on Fri night, min 3°C on Sun night). Wind will be generally light.
		Wednesday 29			Thursday 30			Friday 1			Saturday 2			Sunday 3			Monday 4
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	some clouds	clear	some clouds	some clouds	clear	some clouds	cloudy	cloudy	cloudy	some clouds	clear	some clouds	cloudy	cloudy
km/h	N	NNW	WNW	NNE	NNE	NW	N	ESE	WSW	S	SSE	SSW	SSE	SSE	SSW	SW	S	SSW	WSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	10	11	12	13	13	15	15	16	17	16	12	11	10	5	5	6	4	5	5
min °C	9	10	12	12	12	15	15	15	16	13	12	11	7	4	5	3	3	5	4
chill °C	7	9	12	11	11	15	14	15	16	12	11	9	5	2	3	0	0	2	3

Freezing level m	2950	3150	3500	3450	3350	3550	3500	3450	3550	3400	3300	3250	2950	2450	2400	2350	2100	2150	2150
Cloud base (m)					8900	2750	9400		7850	8350		7000	350	500	1500	5550	1500	1500	2100

	—	6:15	—	—	6:13	—	—	6:13	—	—	6:11	—	—	6:11	—	—	6:09	—	—
	—	—	—	8:00	—	—	8:00	—	—	8:01	—	—	8:02	—	—	8:04	—	—	8:05

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Mostly dry. Very mild (max 17°C on Fri afternoon, min 9°C on Tue night). Wind will be generally light.

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Very mild (max 16°C on Fri night, min 3°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. 2 hours ago	11° C	Clear	Light winds from the SSE (11 kph at 150).	16 km
Santa Rosa 30 km S 40m alt. 2 hours ago	11° C	Dry	Calm (0 kph at 66).
Cloverdale 34 km W 106m alt. 1 hour ago	11° C	Dry	Calm (0 kph at 119).
Graton 35 km SSW 87m alt. 2 hours ago	9° C	Dry	Calm (0 kph at 35).
Alten wx 36 km S 69m alt. 2 hours ago	10° C	Dry	Calm (0 kph at 157).
Sebastopol 36 km SSW 129m alt. 1 hour ago	8° C	Dry	Calm (0 kph at 206).
Camp Meeker wx 37 km SSW 61m alt. 2 hours ago	9° C	Dry	Calm (0 kph at 248).
Camp Meeker wx 37 km SSW 61m alt. 2 hours ago	9° C	Dry	Calm (0 kph at 285).
Knowles Corner wx 37 km S 88m alt. 1 hour ago	8° C	Dry	Calm (0 kph at —).
Camp Meeker wx 39 km SSW 61m alt. 1 hour ago	9° C	Dry	Calm (0 kph at 9).

* 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.