– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 9 pm Sat 28 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 9 pm Sat 28 Feb Local Time

Updates in:

hr min s

Update imminent

2 Mount Saint Helena Elevations: 2 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Very mild (max 16°C on Tue morning, min 9°C on Sun night). Wind will be generally light.										Days 5–7 Weather Summary Mostly dry. Very mild (max 18°C on Fri afternoon, min 6°C on Wed night). Winds increasing (light winds from the N on Wed night, fresh winds from the NNE by Fri morning).
		Sunday 1			Monday 2			Tuesday 3			Wednesday 4			Thursday 5			Friday 6
	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	light rain	some clouds	clear	some clouds	some clouds	rain shwrs	clear	clear	clear	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear
km/h	WSW	SW	WSW	WSW	NNW	NE	N	W	WSW	WNW	NW	NW	N	N	NNW	N	NNE	NNE	NE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	0.1	—	—	—	—	0.1	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	14	15	13	9	13	14	10	16	16	10	13	13	7	15	16	10	17	18	15
min °C	12	13	10	9	12	11	9	14	12	8	11	8	6	12	11	9	15	15	13
chill °C	11	12	8	7	12	11	9	14	11	5	8	6	4	10	9	6	13	13	10

Freezing level m	3250	2750	2400	2200	2350	2850	3200	3300	3350	3100	2350	2900	2500	2650	2900	2850	3050	3150	3650
Cloud base (m)	5900	350	900	850	550	1500			9450			1600					9150

	—	6:41	—	—	6:41	—	—	6:39	—	—	6:37	—	—	6:35	—	—	6:35	—	—
	—	—	6:02	—	—	6:04	—	—	6:05	—	—	6:06	—	—	6:07	—	—	6:07	—

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Mostly dry. Very mild (max 16°C on Tue morning, min 9°C on Sun night). Wind will be generally light.

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Very mild (max 18°C on Fri afternoon, min 6°C on Wed night). Winds increasing (light winds from the N on Wed night, fresh winds from the NNE by Fri morning).

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	13° C	Clear	Light winds from the ESE (9 kph at 120).	16 km
Santa Rosa 30 km S 40m alt. 1 hour ago	14° C	Dry	Calm (0 kph at 82).
Cloverdale 34 km W 106m alt. 2 hours ago	13° C	Dry	Calm (0 kph at 51).
Graton 35 km SSW 87m alt. 48 minutes ago	12° C	Dry	Calm (0 kph at 34).
Alten wx 36 km S 69m alt. 2 hours ago	13° C	Dry	Calm (0 kph at 187).
Sebastopol 36 km SSW 129m alt. 1 hour ago	11° C	Dry	Calm (0 kph at 201).
Camp Meeker wx 37 km SSW 61m alt. 2 hours ago	12° C	Dry	Calm (3 kph at 248).
Camp Meeker wx 37 km SSW 61m alt. 2 hours ago	12° C	Dry	Calm (2 kph at 281).
Knowles Corner wx 37 km S 88m alt. 2 hours ago	12° C	Dry	Calm (0 kph at —).
Camp Meeker wx 39 km SSW 61m alt. 2 hours ago	12° C	Dry	Calm (0 kph at 353).

* 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.