– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 3 am Sun 01 Mar Local Time
Updates in:
hr min s
Update imminent

Issued: 3 am Sun 01 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. Mild temperatures (max 9°C on Tue morning, min 3°C on Tue night). Winds increasing (calm on Mon morning, strong winds from the WNW by Tue night).									Days 4–6 Weather Summary Mostly dry. Very mild (max 12°C on Fri night, min 3°C on Wed morning). Winds increasing (light winds from the NNW on Thu afternoon, gales from the NNE by Fri morning).
	Sunday 1			Monday 2			Tuesday 3			Wednesday 4			Thursday 5			Friday 6
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	clear	clear	some clouds	some clouds	clear	clear	clear	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear
km/h	WSW	WSW	WSW	NNW	N	NNE	WSW	W	WNW	WNW	NNW	NNE	N	NNW	N	NNE	NNE	NE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	8	7	5	6	7	8	9	9	9	4	5	5	8	9	8	6	8	12
min °C	7	6	5	6	7	7	8	8	3	3	4	5	8	8	6	6	7	7
chill °C	4	1	0	6	5	6	7	5	-4	-4	-2	1	4	6	0	-1	0	1

Freezing level m	2750	2400	2150	2400	2850	3150	3350	3400	2900	1850	1950	2300	2550	2650	2600	2550	2800	3200
Cloud base (m)	350	900	550	650	1550			9200		800	950			7050		9200

	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. Mild temperatures (max 9°C on Tue morning, min 3°C on Tue night). Winds increasing (calm on Mon morning, strong winds from the WNW by Tue night).

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Very mild (max 12°C on Fri night, min 3°C on Wed morning). Winds increasing (light winds from the NNW on Thu afternoon, gales from the NNE by Fri morning).

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	12° C	Dry and cloudy.	Calm.(Wind varies from 003 to 008 degs) (0 kph at 0).	16 km Low: overcast
Santa Rosa 30 km S 40m alt. 59 minutes ago	14° C	Dry	Calm (0 kph at 84).
Cloverdale 34 km W 106m alt. 1 hour ago	13° C	Dry	Calm (0 kph at 222).
Graton 35 km SSW 87m alt. 2 hours ago	11° C	Dry	Calm (0 kph at 36).
Alten wx 36 km S 69m alt. 2 hours ago	13° C	Dry	Calm (0 kph at 157).
Sebastopol 36 km SSW 129m alt. 2 hours ago	12° C	Dry	Calm (0 kph at 241).
Camp Meeker wx 37 km SSW 61m alt. 52 minutes ago	11° C	Dry	Calm (0 kph at 225).
Camp Meeker wx 37 km SSW 61m alt. 2 hours ago	11° C	Dry	Calm (0 kph at 276).
Knowles Corner wx 37 km S 88m alt. 2 hours ago	11° C	Dry	Calm (0 kph at —).
Camp Meeker wx 39 km SSW 61m alt. 44 minutes ago	11° C	Dry	Calm (0 kph at 9).

* 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.