– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 9 am Tue 27 Jan Local Time
Updates in:
hr min s
Update imminent

Issued: 9 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 8mm), mostly falling on Tue night. Very mild (max 16°C on Thu afternoon, min 8°C on Tue night). Wind will be generally light.									Days 4–6 Weather Summary Mostly dry. Very mild (max 18°C on Sat morning, min 8°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	some clouds	some clouds	some clouds	some clouds	clear	some clouds	some clouds	clear	clear
km/h	SSE	S	WSW	NNE	NW	NNW	N	WNW	NNW	E	NE	NNE	E	SSE	S	SW	W	NNW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	3	6	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	11	10	9	12	13	9	15	16	12	17	17	13	18	17	12	14	14	9
min °C	9	9	8	9	10	9	12	13	11	14	13	11	14	13	11	12	10	8
chill °C	7	7	8	9	10	9	12	13	11	14	13	11	14	13	11	12	10	7

Freezing level m	2750	2250	1950	2450	2450	2900	3200	3300	3450	3550	3500	3600	3600	3500	3250	3000	2650	2700
Cloud base (m)	7800	750	400	550	8100	5750		6500	6350	6200	5950	6550	6850	8150	6600	5900	2150	6850

	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 8mm), mostly falling on Tue night. Very mild (max 16°C on Thu afternoon, min 8°C on Tue night). Wind will be generally light.

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Very mild (max 18°C on Sat morning, min 8°C on Sun night). Wind will be generally light.

This table gives the weather forecast for Mount Saint Helena at the specific elevation of 500 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	14° C	Haze -.	Calm (0 kph at 0).	13 km Low: few Mid: overcast
Santa Rosa 30 km S 40m alt. 1 hour ago	15° C	Dry	Calm (5 kph at 53).
Cloverdale 34 km W 106m alt. 1 hour ago	13° C	Dry	Calm (3 kph at 263).
Graton 35 km SSW 87m alt. 1 hour ago	13° C	Dry	Calm (0 kph at 31).
Alten wx 36 km S 69m alt. 50 minutes ago	14° C	Dry	Calm (0 kph at 60).
Sebastopol 36 km SSW 129m alt. 3 hours ago	13° C	Dry	Calm (0 kph at 122).
Guerneville wx 36 km SW 18m alt. 1 hour ago		-	Calm (0 kph at 52).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	13° C	Dry	Calm (0 kph at 90).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	12° C	Dry	Calm (0 kph at 298).
Knowles Corner wx 37 km S 88m alt. 1 hour ago	11° 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.