– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 3 am Sat 03 Jan Local Time
Updates in:
hr min s
Update imminent

Issued: 3 am Sat 03 Jan Local Time

Updates in:

hr min s

Update imminent

2 Mount Saint Helena Elevations: 2 Forecast Elevations:

	Days 1–3 Weather Summary Heavy rain (total 21mm), heaviest during Sat night. Very mild (max 10°C on Sat morning, min 6°C on Sun night). Winds decreasing (fresh winds from the SSW on Sat morning, light winds from the SW by Sun morning).									Days 4–6 Weather Summary Mostly dry. Very mild (max 10°C on Tue morning, min 2°C on Wed night). Wind will be generally light.
	Saturday 3			Sunday 4			Monday 5			Tuesday 6			Wednesday 7			Thursday 8
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	rain shwrs	light rain	mod. rain	light rain	rain shwrs	light rain	light rain	rain shwrs	rain shwrs	some clouds	rain shwrs	some clouds	some clouds	rain shwrs	clear	clear	some clouds	clear
km/h	SSW	SW	SW	SSW	WSW	SSW	SSE	SE	E	E	WSW	WNW	WNW	WNW	NNW	NW	NW	N
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	2	1.9	9	5	1.3	0.2	0.7	0.5	0.2	—	0.3	—	—	0.1	—	—	—	—
max °C	10	10	9	8	8	6	9	9	8	10	10	7	8	7	3	8	8	4
min °C	9	9	8	8	7	6	7	8	7	9	8	5	7	4	2	6	5	4
chill °C	5	6	6	6	5	4	4	6	5	9	7	2	5	-1	-1	3	3	3

Freezing level m	1950	2050	1950	1800	1750	1600	1600	1750	1750	1950	2000	2050	1850	1350	1300	1550	1450	2150
Cloud base (m)	450	450	350	500	350	450	500	450	800	750	850	1750	700	600		450	850

	7:28	—	—	7:28	—	—	7:28	—	—	7:28	—	—	7:28	—	—	7:28	—	—
	—	5:00	—	—	5:01	—	—	5:02	—	—	5:04	—	—	5:05	—	—	5:06	—

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Heavy rain (total 21mm), heaviest during Sat night. Very mild (max 10°C on Sat morning, min 6°C on Sun night). Winds decreasing (fresh winds from the SSW on Sat morning, light winds from the SW by Sun morning).

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Very mild (max 10°C on Tue morning, min 2°C on Wed 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 5 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	Mist -.	Light winds from the SSE (7 kph at 160).	10 km Low: few Mid: broken High: overcast
Cloverdale 34 km W 106m alt. 56 minutes ago	13° C	Dry	Wind obs. (11 kph from 108 degs) was rejected.
Graton 35 km SSW 87m alt. 2 hours ago	12° C	Dry	Calm (2 kph at 35).
Alten wx 36 km S 69m alt. 1 hour ago	13° C	Dry	Calm (0 kph at 144).
Sebastopol 36 km SSW 129m alt. 1 hour ago	14° C	Dry	Calm (3 kph at 157).
Camp Meeker wx 37 km SSW 61m alt. 56 minutes ago	13° C	Dry	Calm (5 kph at 180).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	12° C	Dry	Calm (3 kph at 248).
Knowles Corner wx 37 km S 88m alt. 1 hour ago	13° C	Dry	Calm (2 kph at 203).
Camp Meeker wx 39 km SSW 61m alt. 40 minutes ago	12° C	Dry	Calm (0 kph at 29).
Monte Rio wx 40 km SSW 76m alt. 1 hour ago	14° C	Dry	Calm (5 kph at 202).

* 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.