– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 3 am Thu 05 Mar Local Time
Updates in:
hr min s
Update imminent

Issued: 3 am Thu 05 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. Warm (max 20°C on Sat afternoon, min 8°C on Thu night). Wind will be generally light.									Days 4–6 Weather Summary Mostly dry. Warm (max 22°C on Sun morning, min 9°C on Tue night). Wind will be generally light.
	Thursday 5			Friday 6			Saturday 7			Sunday 8			Monday 9			Tuesday 10
	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	clear	clear	clear	clear	clear	clear	clear	clear	clear
km/h	N	NNW	N	NNE	NNE	NNE	NNE	NNE	NNE	NW	WNW	NNE	WNW	WNW	NNW	NW	WNW	NW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max °C	14	15	10	17	17	14	19	20	16	22	21	16	19	20	12	18	18	11
min °C	11	10	8	14	14	12	17	16	15	19	17	13	17	15	11	16	13	9
chill °C	9	8	5	13	13	10	16	16	14	19	17	13	17	14	10	16	12	7

Freezing level m	2450	2650	2900	2950	3100	3500	3600	3750	4050	4050	4100	4050	3750	3700	3600	3350	3500	3450
Cloud base (m)			9050	8400										8950

	6:35	—	—	6:35	—	—	6:33	—	—	7:31	—	—	6:30	—	—	6:28	—	—
	—	6:07	—	—	6:07	—	—	6:08	—	—	7:09	—	—	6:10	—	—	6:12	—

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Mostly dry. Warm (max 20°C on Sat afternoon, min 8°C on Thu night). Wind will be generally light.

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Warm (max 22°C on Sun morning, min 9°C on Tue night). Wind will be generally light.

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. 3 hours ago		Clear	Light winds from the N (17 kph at 350).	16 km
Santa Rosa 30 km S 40m alt. 47 minutes ago	12° C	Dry	Wind obs. (18 kph from 272 degs) was rejected.
Cloverdale 34 km W 106m alt. 1 hour ago	9° C	Dry	Wind obs. (13 kph from 267 degs) was rejected.
Graton 35 km SSW 87m alt. 55 minutes ago	10° C	Dry	Calm (0 kph at 28).
Alten wx 36 km S 69m alt. 1 hour ago	13° C	Dry	Calm (0 kph at 221).
Sebastopol 36 km SSW 129m alt. 55 minutes ago	11° C	Dry	Calm (0 kph at 333).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	16° C	Dry	Calm (3 kph at 248).
Camp Meeker wx 37 km SSW 61m alt. 1 hour ago	13° C	Dry	Calm (5 kph at 341).
Knowles Corner wx 37 km S 88m alt. 1 hour ago	6° C	Dry	Calm (0 kph at —).
Camp Meeker wx 39 km SSW 61m alt. 3 hours ago	4° C	Dry	Calm (0 kph at 351).

* 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.