– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 3 pm Mon 09 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 3 pm Mon 09 Feb Local Time

Updates in:

hr min s

Update imminent

2 Mount Saint Helena Elevations: 2 Forecast Elevations:

	Days 1–4 Weather Summary Heavy rain (total 26mm), heaviest during Wed morning. Very mild (max 15°C on Mon afternoon, min 7°C on Wed night). Wind will be generally light.											Days 5–7 Weather Summary Moderate rain (total 14mm), heaviest on Sat afternoon. Very mild (max 13°C on Fri morning, min 3°C on Sat night). Winds increasing (calm on Fri morning, fresh winds from the SSW by Sat afternoon).
	Mon 9		Tuesday 10			Wednesday 11			Thursday 12			Friday 13			Saturday 14
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	cloudy	some clouds	cloudy	light rain	mod. rain	mod. rain	light rain	rain shwrs	rain shwrs	cloudy	clear	some clouds	some clouds	cloudy	light rain	heavy rain	rain shwrs
km/h	NNE	NE	ESE	SSE	E	SSE	ESE	E	NE	NNW	N	SSW	WSW	WSW	SW	SSW	W
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	4	8	8	3	2	0.1	—	—	—	—	—	0.7	11	2
max °C	15	11	12	9	8	8	8	8	11	12	8	13	13	9	8	8	5
min °C	13	8	11	8	8	8	8	7	10	10	8	11	10	5	7	4	3
chill °C	12	6	10	6	6	4	6	5	9	10	6	11	9	2	4	0	1

Freezing level m	2700	2650	2350	1900	1900	1750	1800	1750	1950	2150	2500	2900	2850	2600	1750	1650	1050
Cloud base (m)	5500	4750		650	350	350	350	400	700	1000			6950	6800	450	400	600

	—	—	7:07	—	—	7:05	—	—	7:03	—	—	7:03	—	—	7:01	—	—
	5:40	—	—	5:42	—	—	5:44	—	—	5:45	—	—	5:45	—	—	5:46	—

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Heavy rain (total 26mm), heaviest during Wed morning. Very mild (max 15°C on Mon afternoon, min 7°C on Wed night). Wind will be generally light.

Mount Saint Helena Weather (Days 3-6):

Moderate rain (total 14mm), heaviest on Sat afternoon. Very mild (max 13°C on Fri morning, min 3°C on Sat night). Winds increasing (calm on Fri morning, fresh winds from the SSW by Sat afternoon).

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	17° C	Clear	Wind obs. (7 kph from 220 degs) was rejected.	16 km
Santa Rosa 30 km S 40m alt. 45 minutes ago	14° C	Dry	Calm (0 kph at 67).
Cloverdale 34 km W 106m alt. 1 hour ago	16° C	Dry	Calm (5 kph at 303).
Graton 35 km SSW 87m alt. 2 hours ago	14° C	Dry	Calm (0 kph at 32).
Alten wx 36 km S 69m alt. 52 minutes ago	12° C	Dry	Calm (0 kph at 172).
Sebastopol 36 km SSW 129m alt. 55 minutes ago	12° C	Dry	Calm (0 kph at 252).
Camp Meeker wx 37 km SSW 61m alt. 2 hours ago	12° C	Dry	Calm (5 kph at 248).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	12° C	Dry	Calm (3 kph at 274).
Knowles Corner wx 37 km S 88m alt. 57 minutes ago	12° C	Dry	Calm (0 kph at —).
Camp Meeker wx 39 km SSW 61m alt. 2 hours ago	13° C	Dry	Calm (0 kph at 325).

* 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.