– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 9 am Tue 24 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 9 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 24mm), heaviest during Tue afternoon. Very mild (max 14°C on Thu afternoon, min 8°C on Tue night). Winds decreasing (gales from the SSW on Tue morning, calm by Wed afternoon).									Days 4–6 Weather Summary Mostly dry. Very mild (max 15°C on Fri afternoon, min 5°C on Sat night). Wind will be generally light.
	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

	light rain	heavy rain	rain shwrs	some clouds	some clouds	clear	clear	some clouds	some clouds	some clouds	cloudy	some clouds	light rain	light rain	some clouds	rain shwrs	light rain	some clouds
km/h	SSW	SW	WSW	W	WNW	W	WNW	NW	WNW	WNW	WSW	NE	SSW	WSW	W	WNW	WNW	NE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	4	19	1.1	—	—	—	—	—	—	—	—	—	0.2	0.2	—	0.3	0.2	—
max °C	9	9	10	10	10	11	13	14	13	14	15	14	11	9	6	6	6	6
min °C	9	9	8	10	10	11	12	14	13	14	13	11	10	8	5	6	6	5
chill °C	4	4	5	8	9	10	11	13	12	14	12	10	8	5	2	4	3	2

Freezing level m	3400	3400	3350	3200	3400	3500	3700	3650	3500	3650	3650	3500	3300	2800	2750	2250	2250	2200
Cloud base (m)	550	350	400	450	5300	6350	9250		3450	5750		2750	3400	2150	650	600	1750

	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 24mm), heaviest during Tue afternoon. Very mild (max 14°C on Thu afternoon, min 8°C on Tue night). Winds decreasing (gales from the SSW on Tue morning, calm by Wed afternoon).

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Very mild (max 15°C on Fri afternoon, min 5°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. 1 hour ago	15° C	Moderate rain .	Light winds from the S (17 kph at 190).	3 km Mid: broken High: overcast
Santa Rosa 30 km S 40m alt. 56 minutes ago	16° C	Dry	Calm (3 kph at 94).
Cloverdale 34 km W 106m alt. 59 minutes ago	14° C	Dry	Wind obs. (10 kph from 128 degs) was rejected.
Graton 35 km SSW 87m alt. 26 minutes ago	14° C	Dry	Wind obs. (6 kph from 35 degs) was rejected.
Alten wx 36 km S 69m alt. 24 minutes ago	14° C	Dry	Calm (3 kph at 146).
Sebastopol 36 km SSW 129m alt. 2 hours ago	15° C	Dry	Calm (2 kph at 173).
Camp Meeker wx 37 km SSW 61m alt. 2 hours ago	13° C	Light rain.	Wind obs. (10 kph from 225 degs) was rejected.
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	13° C	Light rain.	Wind obs. (8 kph from 231 degs) was rejected.
Knowles Corner wx 37 km S 88m alt. 34 minutes ago	14° C	Dry	Calm (0 kph at —).
Monte Rio wx 40 km SSW 76m alt. 1 hour ago		Dry	Calm (0 kph at 15).

* 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.