– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 3 am Tue 27 Jan Local Time
Updates in:
hr min s
Update imminent

Issued: 3 am Tue 27 Jan Local Time

Updates in:

hr min s

Update imminent

2 Mount Saint Helena Elevations: 2 Forecast Elevations:

	Days 1–3 Weather Summary Light rain (total 6mm), mostly falling on Tue night. Very mild (max 12°C on Thu afternoon, min 4°C on Tue afternoon). Winds decreasing (strong winds from the SSW on Tue afternoon, calm by Thu night).									Days 4–6 Weather Summary Some drizzle, heaviest during Sun night. Very mild (max 14°C on Sat afternoon, min 4°C on Sun night). Wind will be generally light.
	Tuesday 27			Wednesday 28			Thursday 29			Friday 30			Saturday 31			Sunday 1
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	light rain	rain shwrs	some clouds	clear	some clouds	clear	some clouds	some clouds	clear	some clouds	some clouds	clear	some clouds	some clouds	cloudy	cloudy	light rain
km/h	S	SSW	W	NNW	NW	NW	NNW	N	WSW	WNW	NNW	SSE	SSE	SE	SSE	S	SSW	SSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	2	4	—	—	—	—	—	—	—	—	—	—	—	—	—	—	1.7
max °C	5	4	5	6	7	9	11	12	12	13	13	13	13	14	12	10	8	6
min °C	5	4	4	6	7	7	10	11	11	12	13	12	13	13	10	9	8	4
chill °C	-1	-2	-1	4	4	6	8	10	11	12	13	11	12	13	8	6	5	0

Freezing level m	2700	2300	2050	2550	2650	2950	3200	3300	3500	3450	3450	3550	3550	3550	3400	3150	2900	2100
Cloud base (m)	7900	800	400	500	7900	6200	7950	6550	7100	6950	7150	6550	9100		7000	6050	5300	2900

	7:20	—	—	7:18	—	—	7:18	—	—	7:16	—	—	7:16	—	—	7:16	—	—
	—	5:25	—	—	5:27	—	—	5:29	—	—	5:30	—	—	5:30	—	—	5:31	—

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Light rain (total 6mm), mostly falling on Tue night. Very mild (max 12°C on Thu afternoon, min 4°C on Tue afternoon). Winds decreasing (strong winds from the SSW on Tue afternoon, calm by Thu night).

Mount Saint Helena Weather (Days 3-6):

Some drizzle, heaviest during Sun night. Very mild (max 14°C on Sat afternoon, min 4°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	2° C	Clear	Light winds from the WNW (6 kph at 300).	13 km
Santa Rosa 30 km S 40m alt. 45 minutes ago	4° C	Dry	Calm (0 kph at 57).
Cloverdale 34 km W 106m alt. 48 minutes ago	4° C	Dry	Calm (0 kph at 90).
Graton 35 km SSW 87m alt. 2 hours ago	3° C	Dry	Calm (0 kph at 26).
Alten wx 36 km S 69m alt. 2 hours ago	4° C	Dry	Calm (2 kph at 160).
Sebastopol 36 km SSW 129m alt. 50 minutes ago	6° C	Dry	Calm (0 kph at 236).
Guerneville wx 36 km SW 18m alt. 32 minutes ago		-	Calm (0 kph at 103).
Camp Meeker wx 37 km SSW 61m alt. 46 minutes ago	4° C	Dry	Calm (2 kph at 225).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	5° C	Dry	Calm (0 kph at 314).
Knowles Corner wx 37 km S 88m alt. 47 minutes ago	2° C	-	Calm (0 kph at —).

* 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.