– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 3 am Tue 24 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 3 am Tue 24 Feb 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 25mm), heaviest during Tue afternoon. Very mild (max 13°C on Thu morning, min 8°C on Tue morning). Winds decreasing (gales from the SSW on Tue morning, light winds from the WNW by Wed afternoon).									Days 4–6 Weather Summary Some drizzle, heaviest during Sun afternoon. Very mild (max 14°C on Fri morning, min 5°C on Sun night). Winds increasing (calm on Fri night, fresh winds from the NNE by Sun night).
	Tuesday 24			Wednesday 25			Thursday 26			Friday 27			Saturday 28			Sunday 1
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	mod. rain	heavy rain	rain shwrs	some clouds	some clouds	clear	clear	some clouds	some clouds	some clouds	some clouds	cloudy	cloudy	cloudy	rain shwrs	rain shwrs	rain shwrs	clear
km/h	SSW	WSW	WSW	W	WNW	WNW	WNW	NW	NW	WNW	W	N	WSW	WSW	WSW	NW	WNW	NE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	6	18	0.3	—	—	—	—	—	—	—	—	—	—	—	0.1	0.1	1	—
max °C	9	10	9	10	10	11	13	13	13	14	14	14	11	9	6	6	6	6
min °C	8	9	8	9	10	11	12	13	13	14	13	12	10	7	6	6	6	5
chill °C	2	4	5	6	9	10	11	12	11	14	12	11	8	3	2	4	3	2

Freezing level m	3400	3350	3300	3250	3350	3550	3600	3700	3700	3600	3500	3650	3100	2750	2600	2250	2150	2200
Cloud base (m)	450	350	400	500	4550			8800	3650	3600	6300	4300		1900	450		1950	2100

	6:48	—	—	6:48	—	—	6:46	—	—	6:45	—	—	6:43	—	—	6:41	—	—
	—	5:58	—	—	5:59	—	—	6:00	—	—	6:00	—	—	6:01	—	—	6:02	—

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Heavy rain (total 25mm), heaviest during Tue afternoon. Very mild (max 13°C on Thu morning, min 8°C on Tue morning). Winds decreasing (gales from the SSW on Tue morning, light winds from the WNW by Wed afternoon).

Mount Saint Helena Weather (Days 3-6):

Some drizzle, heaviest during Sun afternoon. Very mild (max 14°C on Fri morning, min 5°C on Sun night). Winds increasing (calm on Fri night, fresh winds from the NNE by Sun night).

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	13° C	Light rain .	Light winds from the SSE (6 kph at 160).	16 km Low: broken Mid: overcast
Santa Rosa 30 km S 40m alt. 1 hour ago	14° C	Dry	Calm (0 kph at 77).
Cloverdale 34 km W 106m alt. 2 hours ago	13° C	Dry	Calm (5 kph at 116).
Graton 35 km SSW 87m alt. 1 hour ago	12° C	Dry	Calm (0 kph at 31).
Alten wx 36 km S 69m alt. 30 minutes ago	13° C	Dry	Calm (2 kph at 114).
Sebastopol 36 km SSW 129m alt. 1 hour ago	14° C	Dry	Calm (0 kph at 111).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	13° C	Dry	Calm (3 kph at 180).
Camp Meeker wx 37 km SSW 61m alt. 44 minutes ago	12° C	Dry	Calm (0 kph at 289).
Knowles Corner wx 37 km S 88m alt. 2 hours ago	12° C	Dry	Calm (0 kph at —).
Monte Rio wx 40 km SSW 76m alt. 1 hour ago		Dry	Calm (2 kph at 16).

* 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.