– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 3 am Tue 11 Feb Local Time
Updates in:
hr min s
Update imminent

Issued: 3 am Tue 11 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 48mm), heaviest during Wed night. Freeze-thaw conditions (max 6°C on Wed night, min -1°C on Tue night). Winds increasing (calm on Tue afternoon, severe gales from the SSW by Wed night).									Days 4–6 Weather Summary Mostly dry. Mild temperatures (max 8°C on Sat night, min 1°C on Fri morning). Mainly strong winds.									Days 7–9 Weather Summary Mostly dry. Very mild (max 12°C on Tue morning, min 7°C on Mon afternoon). Winds decreasing (fresh winds from the NNE on Tue morning, light winds from the N by Wed morning).									Days 10–12 Weather Summary Mostly dry. Very mild (max 13°C on Thu afternoon, min 10°C on Sat night). Winds decreasing (fresh winds from the NNE on Thu afternoon, light winds from the S by Fri afternoon).
	Tuesday 11			Wednesday 12			Thursday 13			Friday 14			Saturday 15			Sunday 16			Monday 17			Tuesday 18			Wednesday 19			Thursday 20			Friday 21			Saturday 22
	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night	AM	PM	night

	some clouds	cloudy	some clouds	some clouds	some clouds	heavy rain	light rain	mod. rain	light rain	some clouds	clear	some clouds	some clouds	cloudy	some clouds	some clouds	some clouds	some clouds	some clouds	clear	clear	clear	clear	some clouds	cloudy	some clouds	clear	clear	clear	clear	clear	cloudy	cloudy	cloudy	cloudy	cloudy
km/h	NW	NW	E	E	ESE	S	WSW	SW	WSW	WNW	NNW	NNW	NW	NW	WNW	WNW	WNW	WNW	NNW	N	NNE	NNE	NNE	N	NNE	N	NNE	NNE	NNE	NNE	ENE	ESE	S	S	SE	SSE
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	34	3	8	3	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max°C	3	2	0	1	2	6	3	3	3	1	2	4	7	7	8	8	8	7	8	7	9	12	11	12	11	11	10	12	13	12	12	12	11	12	12	11
min°C	2	0	-1	0	2	2	3	3	2	1	2	3	6	7	7	8	7	7	8	7	8	10	11	10	11	10	10	12	12	11	12	12	11	11	12	10
chill°C	-3	0	-6	-4	-2	-5	-4	-5	-6	-6	-5	1	2	4	3	4	4	4	4	4	5	6	8	8	10	8	8	10	9	9	11	11	10	10	11	10

Freezing level (m)	1900	1550	1150	1350	1700	2400	1900	1800	1700	1500	1650	2300	3000	2950	2900	3150	3150	3000	2750	2750	3100	3350	3600	3650	3500	3350	3350	3350	3450	3650	3550	3500	3400	3200	3250	3150
Cloud base (m)	6050	3450	1600	550	650	300	300	350	350	450	700		3100	2750		2100	1550		6150	6700	9500				7150	6700					9100		6450	6500	6200	4900

	7:05	—	—	7:03	—	—	7:03	—	—	7:01	—	—	7:01	—	—	7:00	—	—	6:58	—	—	6:56	—	—	6:56	—	—	6:54	—	—	6:52	—	—	6:52	—	—
	—	5:44	—	—	5:45	—	—	5:45	—	—	5:46	—	—	5:47	—	—	5:49	—	—	5:50	—	—	5:51	—	—	5:52	—	—	5:53	—	—	5:54	—	—	5:55	—

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Heavy rain (total 48mm), heaviest during Wed night. Freeze-thaw conditions (max 6°C on Wed night, min -1°C on Tue night). Winds increasing (calm on Tue afternoon, severe gales from the SSW by Wed night).

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Mild temperatures (max 8°C on Sat night, min 1°C on Fri morning). Mainly strong winds.

Mount Saint Helena Weather (Days 6-9):

Mostly dry. Very mild (max 12°C on Tue morning, min 7°C on Mon afternoon). Winds decreasing (fresh winds from the NNE on Tue morning, light winds from the N by Wed morning).

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 5 closest weather stations

Weather Station	Temp.	Weather	Wind
Healdsburg 13 km SW 50.6m alt. 44 minutes ago	-3° C	-	Calm (0 kph at 0).
Calistoga 14 km S 329m alt. 2 hours ago	1° C	-	Calm (0 kph at 63).
Hidden Valley Lake 16 km NNE 343m alt. 59 minutes ago	-2° C	-	Calm (0 kph at 71).
Angwin 19 km ESE 510m alt. 2 hours ago	-2° C	-	Calm (0 kph at 240).
Windsor 19 km SSW 42m alt. 59 minutes ago	-1° C	-	Calm (0 kph at 0).
Middletown-Jerusalem Grade 20 km NNE 562.7m alt. 1 hour ago	0° C	-	Calm (0 kph at 88).
Saint Helena 20 km SE 84m alt. 35 minutes ago	-2° C	-	Calm (0 kph at 0).
Veteran Heights wx 20 km ESE 523m alt. 1 hour ago	2° C	-	Calm (2 kph at 129).
Hobergs wx 21 km NW 912m alt. 51 minutes ago	-2° C	-	Calm (0 kph at 13).
Pope Valley 22 km E 152.4m alt. 37 minutes ago	-4° C	-	Calm (0 kph at 123).

* 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.