– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 10 am Mon 06 Apr Local Time
Updates in:
hr min s
Update imminent

Issued: 10 am Mon 06 Apr Local Time

Updates in:

hr min s

Update imminent

2 Mount Saint Helena Elevations: 2 Forecast Elevations:

	Days 1–3 Weather Summary Mostly dry. Very mild (max 14°C on Mon morning, min 9°C on Wed night). Winds increasing (light winds from the SSW on Mon morning, fresh winds from the NW by Tue night).									Days 4–6 Weather Summary Light rain (total 5mm), mostly falling on Thu afternoon. Very mild (max 10°C on Sat afternoon, min 6°C on Sat night). Wind will be generally light.
	Monday 6			Tuesday 7			Wednesday 8			Thursday 9			Friday 10			Saturday 11
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	clear	clear	clear	clear	clear	clear	clear	clear	clear	rain shwrs	risk tstorm	rain shwrs	clear	rain shwrs	rain shwrs	clear	clear	some clouds
km/h	SSW	W	WNW	NW	WNW	NW	WNW	W	WSW	S	SW	WSW	ESE	SW	SW	WNW	WSW	W
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	0.1	3	0.3	—	1.5	0.2	—	—	—
max °C	14	14	13	13	14	14	12	13	11	8	8	7	7	8	8	8	10	9
min °C	13	14	12	12	13	12	12	12	9	8	8	7	7	8	8	8	9	6
chill °C	12	14	10	10	12	10	10	10	6	8	5	4	7	7	7	8	6	4

Freezing level m	3500	3500	3400	3500	3500	3250	3050	3050	2900	2550	2600	2400	2350	2500	2500	2500	2550	2350
Cloud base (m)	5100		9400	9200			3050			850	700	1600	2150	2000	3250	2450	2400	400

	6:48	—	—	6:46	—	—	6:45	—	—	6:43	—	—	6:41	—	—	6:39	—	—
	—	7:37	—	—	7:38	—	—	7:39	—	—	7:40	—	—	7:42	—	—	7:43	—

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Mostly dry. Very mild (max 14°C on Mon morning, min 9°C on Wed night). Winds increasing (light winds from the SSW on Mon morning, fresh winds from the NW by Tue night).

Mount Saint Helena Weather (Days 3-6):

Light rain (total 5mm), mostly falling on Thu afternoon. Very mild (max 10°C on Sat afternoon, min 6°C on Sat night). Wind will be generally light.

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	15° C	Dry and partly cloudy.	Wind obs. (11 kph from 1 degs) was rejected.	16 km Low: scattered
Santa Rosa 30 km S 40m alt. 1 hour ago	17° C	Dry	Wind obs. (8 kph from 83 degs) was rejected.
Cloverdale 34 km W 106m alt. 49 minutes ago	21° C	Dry	Calm (5 kph at 186).
Graton 35 km SSW 87m alt. 2 hours ago	16° C	Dry	Wind obs. (6 kph from 32 degs) was rejected.
Alten wx 36 km S 69m alt. 2 hours ago	17° C	Dry	Calm (0 kph at 114).
Sebastopol 36 km SSW 129m alt. 2 hours ago	16° C	Dry	Calm (0 kph at 146).
Camp Meeker wx 37 km SSW 61m alt. 43 minutes ago	22° C	Dry	Wind obs. (8 kph from 293 degs) was rejected.
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	18° C	Dry	Calm (5 kph at 241).
Knowles Corner wx 37 km S 88m alt. 52 minutes ago	16° C	Dry	Calm (3 kph at 270).
Camp Meeker wx 39 km SSW 61m alt. 2 hours ago	14° C	Dry	Calm (0 kph at 207).

* 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.