– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 10 am Wed 30 Oct Local Time
Updates in:
hr min s
Update imminent

Issued: 10 am Wed 30 Oct Local Time

Updates in:

hr min s

Update imminent

2 Mount Saint Helena Elevations: 2 Forecast Elevations:

	Days 1–3 Weather Summary Moderate rain (total 12mm), heaviest on Fri night. Mild temperatures (max 7°C on Fri morning, min 3°C on Wed night). Winds increasing (light winds from the NW on Thu night, near gales from the WSW by Fri night).									Days 4–6 Weather Summary Mostly dry. Very mild (max 11°C on Mon morning, min 3°C on Sat morning). Winds decreasing (strong winds from the N on Sun night, light winds from the NW by Mon afternoon).									Days 7–9 Weather Summary Mostly dry. Mild temperatures (max 9°C on Tue morning, min 2°C on Tue night). Winds decreasing (severe gales from the NNE on Wed morning, calm by Thu night).									Days 10–12 Weather Summary Heavy rain (total 134mm), heaviest during Sun night. Mild temperatures (max 8°C on Sun night, min 4°C on Sat afternoon). Winds increasing (calm on Fri morning, stormy winds from the SSE by Sun afternoon).
	Wednesday 30			Thursday 31			Friday 1			Saturday 2			Sunday 3			Monday 4			Tuesday 5			Wednesday 6			Thursday 7			Friday 8			Saturday 9			Sunday 10
	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	some clouds	rain shwrs	clear	some clouds	some clouds	some clouds	some clouds	rain shwrs	rain shwrs	clear	clear	clear	clear	clear	clear	some clouds	some clouds	some clouds	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear	some clouds	cloudy	cloudy	mod. rain	heavy rain	heavy rain	heavy rain
km/h	WSW	WSW	NW	NW	NW	NW	W	WSW	W	NNW	NW	N	N	N	N	N	NW	NNW	NNW	NW	NNE	NNE	NNE	NNE	NNE	NW	NNE	SE	SSE	SSE	SSE	SSE	SE	SSE	SSE	SSW
See all weather maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	2	—	—	—	—	—	9	0.1	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	10	22	44	56
max°C	6	6	6	4	5	6	7	7	7	4	6	5	6	8	8	11	10	11	9	9	8	3	6	7	6	8	8	7	7	7	5	5	6	6	7	8
min°C	6	6	3	3	4	5	6	6	5	3	5	5	5	7	7	9	10	9	8	9	2	2	5	6	5	7	7	7	7	6	5	4	4	4	6	6
chill°C	3	3	-3	-2	0	0	3	1	0	-2	1	1	0	3	2	4	8	7	6	7	-6	-7	-2	-1	0	4	7	7	6	2	0	-2	-4	-4	-2	0

Freezing level (m)	2800	2700	2550	2400	3200	2750	2600	2550	2300	2100	2350	2250	2600	2750	3450	3600	3600	3150	3050	2900	1800	1750	2150	2500	2850	3100	3400	3600	3500	3400	2950	2500	2950	2950	3150	2400
Cloud base (m)		2900	400	1600	1600	5500	2800	2650	350		1950	400			9450		6900	2500		6550										8600	5650	2350	1600	350	300	350

	7:35	—	—	7:37	—	—	7:37	—	—	7:39	—	—	6:39	—	—	7:41	—	—	7:41	—	—	7:43	—	—	7:43	—	—	7:45	—	—	7:46	—	—	7:47	—	—
	—	6:10	—	—	6:09	—	—	6:08	—	—	6:07	—	—	5:07	—	—	6:06	—	—	6:05	—	—	6:04	—	—	6:02	—	—	6:01	—	—	6:00	—	—	6:00	—

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Moderate rain (total 12mm), heaviest on Fri night. Mild temperatures (max 7°C on Fri morning, min 3°C on Wed night). Winds increasing (light winds from the NW on Thu night, near gales from the WSW by Fri night).

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Very mild (max 11°C on Mon morning, min 3°C on Sat morning). Winds decreasing (strong winds from the N on Sun night, light winds from the NW by Mon afternoon).

Mount Saint Helena Weather (Days 6-9):

Mostly dry. Mild temperatures (max 9°C on Tue morning, min 2°C on Tue night). Winds decreasing (severe gales from the NNE on Wed morning, calm by Thu night).

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
Calistoga 12 km S 366m alt. 51 minutes ago		-	Calm (0 kph at 0).
Healdsburg 13 km SW 50.6m alt. 1 hour ago	17° C	Dry	Calm (2 kph at 234).
Calistoga 14 km S 329m alt. 1 hour ago	17° C	Dry	Calm (3 kph at 159).
Hidden Valley Lake 16 km NNE 343m alt. 25 minutes ago	16° C	Dry	Calm (3 kph at 198).
Angwin 19 km ESE 510m alt. 2 hours ago	12° C	Dry	Calm (0 kph at 221).
Windsor 19 km SSW 42m alt. 22 minutes ago	18° C	Dry	Calm (0 kph at 185).
Middletown-Jerusalem Grade 20 km NNE 562.7m alt. 1 hour ago	16° C	Dry	Calm (5 kph at 161).
Angwin 20 km ESE 510m alt. 1 hour ago		-	Calm (0 kph at 0).
Saint Helena 20 km SE 84m alt. 1 hour ago	19° C	Dry	Calm (3 kph at 126).
Veteran Heights wx 20 km ESE 523m alt. 22 minutes ago	13° C	Dry	Light winds from the WSW (8 kph at 257).

* 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.