– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 4 pm Tue 21 Apr Local Time
Updates in:
hr min s
Update imminent

Issued: 4 pm Tue 21 Apr Local Time

Updates in:

hr min s

Update imminent

2 Mount Saint Helena Elevations: 2 Forecast Elevations:

	Days 1–4 Weather Summary Light rain (total 7mm), mostly falling on Tue afternoon. Very mild (max 10°C on Thu afternoon, min 1°C on Tue night). Winds decreasing (fresh winds from the WSW on Tue afternoon, calm by Wed afternoon).											Days 5–7 Weather Summary Light rain (total 3mm), mostly falling on Mon morning. Mild temperatures (max 9°C on Fri afternoon, min 1°C on Sat night). Wind will be generally light.
	Tue 21		Wednesday 22			Thursday 23			Friday 24			Saturday 25			Sunday 26
	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	light rain	rain shwrs	light rain	rain shwrs	rain shwrs	clear	clear	some clouds	cloudy	cloudy	clear	cloudy	cloudy	some clouds	some clouds	rain shwrs	rain shwrs
km/h	WSW	WSW	SSW	N	NNW	NNE	NNE	NE	SSE	S	SE	SSW	SW	SW	SSW	SSW	SSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	2	0.8	1.4	1.9	0.2	—	—	—	—	—	—	—	—	—	—	1.2	0.4
max °C	3	2	2	4	6	7	10	10	9	9	9	6	3	3	2	3	3
min °C	3	1	2	4	4	6	9	9	9	8	7	4	3	1	1	3	2
chill °C	-2	-5	-2	4	2	4	9	9	8	7	6	1	0	-3	-4	-2	-3

Freezing level m	1700	1550	1700	1900	2400	3100	3250	3200	3000	2950	2750	2050	1850	1700	1700	1800	1850
Cloud base (m)	650	500	450	850		8850		7050	6250		350	500	1800	650	850	800	1650

	—	—	6:24	—	—	6:22	—	—	6:22	—	—	6:20	—	—	6:18	—	—
	7:52	—	—	7:52	—	—	7:53	—	—	7:54	—	—	7:55	—	—	7:57	—

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Light rain (total 7mm), mostly falling on Tue afternoon. Very mild (max 10°C on Thu afternoon, min 1°C on Tue night). Winds decreasing (fresh winds from the WSW on Tue afternoon, calm by Wed afternoon).

Mount Saint Helena Weather (Days 3-6):

Light rain (total 3mm), mostly falling on Mon morning. Mild temperatures (max 9°C on Fri afternoon, min 1°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	16° C	Dry and partly cloudy.	Moderate winds from the W (24 kph at 270).	16 km Low: broken
Santa Rosa 30 km S 40m alt. 1 hour ago	16° C	Dry	Calm (2 kph at 172).
Cloverdale 34 km W 106m alt. 1 hour ago	16° C	Dry	Light winds from the W (8 kph at 267).
Graton 35 km SSW 87m alt. 1 hour ago	14° C	Dry	Wind obs. (8 kph from 32 degs) was rejected.
Alten wx 36 km S 69m alt. 1 hour ago	14° C	Dry	Calm (5 kph at 208).
Sebastopol 36 km SSW 129m alt. 1 hour ago	14° C	Dry	Calm (0 kph at 355).
Camp Meeker wx 37 km SSW 61m alt. 56 minutes ago	13° C	Dry	Calm (5 kph at 248).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	13° C	Dry	Calm (2 kph at 305).
Knowles Corner wx 37 km S 88m alt. 2 hours ago	14° C	Dry	Calm (2 kph at 135).
Camp Meeker wx 39 km SSW 61m alt. 1 hour ago	12° C	Dry	Calm (0 kph at 17).

* 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.