– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 9 am Sun 01 Mar Local Time
Updates in:
hr min s
Update imminent

Issued: 9 am Sun 01 Mar 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 16°C on Tue morning, min 7°C on Tue night). Wind will be generally light.									Days 4–6 Weather Summary Mostly dry. Very mild (max 17°C on Fri morning, min 6°C on Wed night). Winds increasing (light winds from the N on Wed night, fresh winds from the NNE by Fri afternoon).
	Sunday 1			Monday 2			Tuesday 3			Wednesday 4			Thursday 5			Friday 6
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	clear	some clouds	some clouds	some clouds	clear	clear	clear	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear
km/h	WSW	WSW	WSW	ESE	W	N	WSW	WSW	WNW	WNW	NW	N	N	N	N	NNE	NNE	NNE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	14	13	9	14	15	10	16	16	10	11	11	6	15	16	11	17	17	14
min °C	12	10	9	12	11	9	14	12	7	10	8	6	12	11	10	15	15	13
chill °C	11	8	7	12	11	9	14	11	4	7	6	4	10	9	8	13	13	11

Freezing level m	2750	2400	2200	2300	2900	3150	3250	3400	2850	1800	1950	2200	2600	2900	2900	3050	3250	3650
Cloud base (m)	350	800	400	950	1600	8700				700	1550				8400	8800

	6:41	—	—	6:41	—	—	6:39	—	—	6:37	—	—	6:35	—	—	6:35	—	—
	—	6:02	—	—	6:04	—	—	6:05	—	—	6:06	—	—	6:07	—	—	6:07	—

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Mostly dry. Very mild (max 16°C on Tue morning, min 7°C on Tue night). Wind will be generally light.

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Very mild (max 17°C on Fri morning, min 6°C on Wed night). Winds increasing (light winds from the N on Wed night, fresh winds from the NNE by Fri afternoon).

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 10 closest weather stations

Weather Station	Temp.	Weather	Wind	Cloud Visibility Cloud / Visibility
Santa Rosa Airport 25 km SSW 219m alt. 2 hours ago	17° C	Dry and partly cloudy.	Calm (0 kph at 0).	16 km Low: broken
Santa Rosa 30 km S 40m alt. 45 minutes ago	17° C	Dry	Wind obs. (6 kph from 112 degs) was rejected.
Cloverdale 34 km W 106m alt. 56 minutes ago	18° C	Dry	Wind obs. (6 kph from 197 degs) was rejected.
Graton 35 km SSW 87m alt. 35 minutes ago	17° C	Dry	Wind obs. (6 kph from 29 degs) was rejected.
Alten wx 36 km S 69m alt. 2 hours ago	16° C	Dry	Calm (2 kph at 173).
Sebastopol 36 km SSW 129m alt. 2 hours ago	16° C	Dry	Calm (5 kph at 215).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	19° C	Dry	Light winds from the SSW (6 kph at 203).
Camp Meeker wx 37 km SSW 61m alt. 3 hours ago	16° C	Dry	Calm (2 kph at 275).
Knowles Corner wx 37 km S 88m alt. 1 hour ago	16° C	Dry	Calm (2 kph at 90).
Camp Meeker wx 39 km SSW 61m alt. 3 hours ago	14° C	Dry	Calm (0 kph at 49).

* 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.