– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 9 pm Mon 26 Jan Local Time
Updates in:
hr min s
Update imminent

Issued: 9 pm Mon 26 Jan Local Time

Updates in:

hr min s

Update imminent

2 Mount Saint Helena Elevations: 2 Forecast Elevations:

	Days 1–4 Weather Summary Light rain (total 7mm), mostly falling on Tue afternoon. Very mild (max 11°C on Thu morning, min 4°C on Tue afternoon). Winds decreasing (strong winds from the SSW on Tue afternoon, light winds from the NW by Wed morning).										Days 5–7 Weather Summary Mostly dry. Very mild (max 14°C on Sat morning, min 8°C on Sun afternoon). Wind will be generally light.
		Tuesday 27			Wednesday 28			Thursday 29			Friday 30			Saturday 31			Sunday 1
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	some clouds	light rain	rain shwrs	some clouds	clear	some clouds	clear	some clouds	cloudy	some clouds	some clouds	some clouds	some clouds	clear	some clouds	cloudy	cloudy	rain shwrs
km/h	SSE	S	SSW	WSW	NW	NNW	NW	NW	NNW	WSW	WSW	W	SSE	SSE	SSE	S	SSW	SW	SW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	3	4	—	—	—	—	—	—	—	—	—	—	—	—	—	—	3
max °C	6	5	5	5	6	7	9	11	11	11	12	13	12	14	14	12	11	10	7
min °C	5	5	4	4	6	7	7	10	11	11	12	12	12	12	13	11	11	8	4
chill °C	0	-1	-2	-1	4	4	5	8	9	11	12	12	12	12	13	10	10	5	-1

Freezing level m	2700	2700	2200	2050	2500	2650	3050	3150	3250	3400	3400	3400	3550	3550	3550	3450	3150	3050	2200
Cloud base (m)		7850	750	400	550	5400	6100	3150	6600	6650	6650	6350	6250	6700	8850	7050	6300	5400	2150

	—	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 7mm), mostly falling on Tue afternoon. Very mild (max 11°C on Thu morning, min 4°C on Tue afternoon). Winds decreasing (strong winds from the SSW on Tue afternoon, light winds from the NW by Wed morning).

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Very mild (max 14°C on Sat morning, min 8°C on Sun afternoon). 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	6° C	Clear	Wind obs. (6 kph from 360 degs) was rejected.	11 km
Santa Rosa 30 km S 40m alt. 53 minutes ago	7° C	Dry	Calm (0 kph at 56).
Cloverdale 34 km W 106m alt. 3 hours ago	7° C	Dry	Calm (0 kph at 86).
Graton 35 km SSW 87m alt. 2 hours ago	4° C	Dry	Calm (0 kph at 32).
Alten wx 36 km S 69m alt. 3 hours ago	7° C	Dry	Calm (0 kph at 166).
Sebastopol 36 km SSW 129m alt. 2 hours ago	4° C	Dry	Calm (0 kph at 226).
Guerneville wx 36 km SW 18m alt. 51 minutes ago		-	Calm (0 kph at 122).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	5° C	Dry	Calm (0 kph at 248).
Camp Meeker wx 37 km SSW 61m alt. 2 hours ago	6° C	Dry	Calm (0 kph at 286).
Knowles Corner wx 37 km S 88m alt. 2 hours ago	4° C	Dry	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.