– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 4 am Mon 16 Mar Local Time
Updates in:
hr min s
Update imminent

Issued: 4 am Mon 16 Mar Local Time

Updates in:

hr min s

Update imminent

2 Mount Saint Helena Elevations: 2 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Warm (max 27°C on Mon afternoon, min 18°C on Mon morning). Wind will be generally light.									Days 4–6 Weather Summary Mostly dry. Warm (max 28°C on Thu afternoon, min 16°C on Sat night). Wind will be generally light.
	Monday 16			Tuesday 17			Wednesday 18			Thursday 19			Friday 20			Saturday 21
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	some clouds	cloudy	some clouds
km/h	N	WNW	N	NNE	WSW	NNW	ESE	WSW	N	N	WNW	NNW	WNW	W	NNW	NW	NW	NW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	24	27	22	24	27	22	24	26	22	24	28	23	25	28	22	23	25	19
min °C	18	26	19	19	27	19	18	26	18	18	28	20	20	27	19	18	25	16
chill °C	18	26	19	19	27	19	18	26	18	18	28	20	20	27	19	18	25	16

Freezing level m	4550	4600	4600	4600	4750	4650	4550	4600	4600	4500	4500	4500	4450	4450	4300	4100	4000	3850
Cloud base (m)		9250								9650		9150	9400	8550	8600	7000	6500	6450

	7:20	—	—	7:18	—	—	7:16	—	—	7:16	—	—	7:13	—	—	7:11	—	—
	—	7:17	—	—	7:19	—	—	7:20	—	—	7:21	—	—	7:22	—	—	7:22	—

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 18°C on Mon morning). Wind will be generally light.

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Warm (max 28°C on Thu afternoon, min 16°C on Sat 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. 2 hours ago	9° C	Clear	Wind obs. (7 kph from 280 degs) was rejected.	16 km
Santa Rosa 30 km S 40m alt. 2 hours ago	11° C	Dry	Calm (0 kph at 82).
Cloverdale 34 km W 106m alt. 2 hours ago	16° C	Dry	Light winds from the N (6 kph at 355).
Graton 35 km SSW 87m alt. 2 hours ago	10° C	Dry	Calm (0 kph at 34).
Alten wx 36 km S 69m alt. 2 hours ago	13° C	Dry	Calm (0 kph at 172).
Sebastopol 36 km SSW 129m alt. 1 hour ago	14° C	Dry	Calm (0 kph at 323).
Camp Meeker wx 37 km SSW 61m alt. 2 hours ago	14° C	Dry	Calm (5 kph at 225).
Camp Meeker wx 37 km SSW 61m alt. 50 minutes ago	14° C	Dry	Calm (0 kph at 279).
Knowles Corner wx 37 km S 88m alt. 58 minutes ago	8° C	Dry	Calm (0 kph at —).
Monte Rio wx 40 km SSW 76m alt. 1 hour ago		Dry	Calm (0 kph at 50).

* 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.