– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 10 pm Fri 13 Mar Local Time
Updates in:
hr min s
Update imminent

Issued: 10 pm Fri 13 Mar 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 27°C on Mon afternoon, min 12°C on Fri night). Wind will be generally light.										Days 5–7 Weather Summary Mostly dry. Warm (max 27°C on Tue afternoon, min 18°C on Tue morning). Wind will be generally light.
		Saturday 14			Sunday 15			Monday 16			Tuesday 17			Wednesday 18			Thursday 19
	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	clear
km/h	NW	NNW	WNW	NNW	NNE	NNW	N	NNE	NW	NNE	S	W	N	W	W	NNW	NNE	WNW	NNE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	16	17	20	16	21	25	20	24	27	22	24	27	22	23	26	22	24	27	23
min °C	12	12	20	14	15	24	18	18	26	19	18	26	18	18	26	18	18	27	20
chill °C	10	10	20	14	15	24	18	18	26	19	18	26	18	18	26	18	18	27	20

Freezing level m	3650	3650	3900	4000	4150	4250	4450	4500	4650	4550	4600	4650	4650	4550	4600	4550	4500	4500	4600
Cloud base (m)	6750			9300			9650	9700											9750

	—	7:22	—	—	7:22	—	—	7:20	—	—	7:18	—	—	7:16	—	—	7:16	—	—
	—	—	7:15	—	—	7:16	—	—	7:17	—	—	7:19	—	—	7:20	—	—	7:21	—

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Mostly dry. Warm (max 27°C on Mon afternoon, min 12°C on Fri night). Wind will be generally light.

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Warm (max 27°C on Tue afternoon, min 18°C on Tue morning). 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. 2 hours ago	8° C	Clear	Calm (0 kph at 0).	16 km
Santa Rosa 30 km S 40m alt. 1 hour ago	9° C	Dry	Calm (0 kph at 98).
Cloverdale 34 km W 106m alt. 2 hours ago	12° C	Dry	Calm (0 kph at 43).
Graton 35 km SSW 87m alt. 1 hour ago	7° C	Dry	Calm (0 kph at 35).
Alten wx 36 km S 69m alt. 2 hours ago	8° C	Dry	Calm (0 kph at 120).
Sebastopol 36 km SSW 129m alt. 49 minutes ago	10° C	Dry	Calm (0 kph at 225).
Camp Meeker wx 37 km SSW 61m alt. 34 minutes ago	9° C	Dry	Calm (3 kph at 225).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	10° C	Dry	Calm (2 kph at 259).
Knowles Corner wx 37 km S 88m alt. 42 minutes ago	7° C	Dry	Calm (0 kph at —).
Camp Meeker wx 39 km SSW 61m alt. 56 minutes ago	7° C	Dry	Calm (0 kph at 1).

* 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.