– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 4 pm Fri 19 Apr Local Time
Updates in:
hr min s
Update imminent

Issued: 4 pm Fri 19 Apr Local Time

Updates in:

hr min s

Update imminent

2 Mount Saint Helena Elevations: 2 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Very mild (max 15°C on Fri afternoon, min 13°C on Sat morning). Wind will be generally light.											Days 5–7 Weather Summary Mostly dry. Very mild (max 14°C on Mon afternoon, min 8°C on Tue afternoon). Winds increasing (calm on Wed morning, fresh winds from the NW by Thu morning).									Days 8–10 Weather Summary Mostly dry. Very mild (max 10°C on Sat afternoon, min 3°C on Thu night). Winds decreasing (strong winds from the NW on Thu night, calm by Fri night).									Days 11–13 Weather Summary Mostly dry. Very mild (max 13°C on Wed afternoon, min 5°C on Mon afternoon). Winds increasing (calm on Sun night, gales from the NNE by Mon night).
	Fri 19		Saturday 20			Sunday 21			Monday 22			Tuesday 23			Wednesday 24			Thursday 25			Friday 26			Saturday 27			Sunday 28			Monday 29			Tuesday 30			Wed 1
	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	AM

	clear	some clouds	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	some clouds	clear	some clouds	some clouds	cloudy	cloudy	rain shwrs	clear	some clouds	clear	clear	some clouds	some clouds	clear	some clouds	clear	clear	clear	clear	clear	clear	clear	clear
km/h	NW	WNW	NW	WNW	NNW	ESE	ENE	ENE	ESE	S	S	SSE	SSW	SSE	ESE	WNW	NW	WNW	WNW	NW	NNW	NW	ENE	NW	WNW	NW	NNW	NW	ENE	NW	NW	NNE	NNE	WNW	NE	N
Wave Height Map See all maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	0.1	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
max°C	15	15	14	14	14	14	15	15	14	14	13	10	9	10	8	9	9	8	6	5	4	8	8	8	10	10	7	8	9	6	7	6	7	11	10	11
min°C	15	14	13	14	13	13	15	14	14	14	11	10	8	8	8	8	8	8	5	3	4	6	8	8	9	8	6	8	6	6	5	5	7	10	10	10
chill°C	15	13	11	13	13	13	15	13	13	13	9	8	6	6	6	7	4	4	0	-4	-2	3	6	8	6	4	3	5	6	4	1	-1	2	8	9	7

Freezing level (m)	3500	3500	3450	3550	3750	3950	3950	3850	3650	3500	3300	3350	3350	3250	2950	3100	3000	2700	2500	2150	2150	2950	2950	2700	2750	2750	2500	3050	3000	2550	2550	2300	2500	2650	2800	2850
Cloud base (m)					9100				9050	9350	350	450	9000					2550	700	350	600	1850	4850	4750		400		7000	6050

	—	—	6:26	—	—	6:24	—	—	6:22	—	—	6:22	—	—	6:20	—	—	6:18	—	—	6:18	—	—	6:16	—	—	6:15	—	—	6:13	—	—	6:13	—	—	6:11
	7:51	—	—	7:52	—	—	7:52	—	—	7:53	—	—	7:54	—	—	7:55	—	—	7:57	—	—	7:58	—	—	7:59	—	—	—	8:00	—	—	8:00	—	—	8:01	—

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Mostly dry. Very mild (max 15°C on Fri afternoon, min 13°C on Sat morning). Wind will be generally light.

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Very mild (max 14°C on Mon afternoon, min 8°C on Tue afternoon). Winds increasing (calm on Wed morning, fresh winds from the NW by Thu morning).

Mount Saint Helena Weather (Days 6-9):

Mostly dry. Very mild (max 10°C on Sat afternoon, min 3°C on Thu night). Winds decreasing (strong winds from the NW on Thu night, calm by Fri 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
Healdsburg 13 km SW 50.6m alt. 1 hour ago	11° C	Dry	Calm (0 kph at 0).
Calistoga 14 km S 329m alt. 3 hours ago	14° C	Dry	Calm (0 kph at 62).
Hidden Valley Lake 16 km NNE 343m alt. 1 hour ago	18° C	Dry	Calm (0 kph at 252).
Angwin 19 km ESE 510m alt. 36 minutes ago	11° C	Dry	Calm (0 kph at 236).
Windsor 19 km SSW 42m alt. 1 hour ago	11° C	Dry	Calm (0 kph at 0).

* 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.