– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States
Issued: 10 pm Tue 07 May Local Time
Updates in:
hr min s
Update imminent

Issued: 10 pm Tue 07 May Local Time

Updates in:

hr min s

Update imminent

2 Mount Saint Helena Elevations: 2 Forecast Elevations:

	Days 1–4 Weather Summary Mostly dry. Warm (max 26°C on Fri afternoon, min 12°C on Tue night). Winds decreasing (fresh winds from the NE on Wed night, calm by Fri afternoon).										Days 5–7 Weather Summary Mostly dry. Warm (max 26°C on Sat afternoon, min 15°C on Sun night). Wind will be generally light.									Days 8–10 Weather Summary Mostly dry. Warm (max 28°C on Thu afternoon, min 18°C on Mon night). Wind will be generally light.									Days 11–13 Weather Summary Mostly dry. Warm (max 29°C on Fri afternoon, min 14°C on Sat night). Wind will be generally light.
		Wednesday 8			Thursday 9			Friday 10			Saturday 11			Sunday 12			Monday 13			Tuesday 14			Wednesday 15			Thursday 16			Friday 17			Saturday 18			Sun 19
	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	PM

	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	clear	rain shwrs	some clouds
km/h	NNE	NNE	NNE	NE	NE	NE	NE	ENE	NE	NW	S	SW	NW	SW	SW	SW	E	WSW	NW	WSW	WSW	NW	ESE	SW	NNW	SW	WSW	NW	SSW	WSW	NNE	E	WSW	W	SSW	SW
Wave Height Map See all maps
cm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—
mm	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	—	0.1	—
max°C	15	19	22	19	20	24	20	23	26	20	23	26	20	23	25	19	23	25	20	24	26	20	25	27	21	26	28	22	27	29	24	27	27	19	15	17
min°C	12	15	21	16	16	22	16	18	26	17	19	25	17	19	24	15	18	24	18	19	25	18	20	26	19	21	27	20	22	29	20	23	24	14	14	16
chill°C	10	14	21	14	15	22	16	18	26	17	19	25	17	19	24	15	18	24	18	19	25	18	20	26	19	21	27	20	22	29	20	23	24	14	14	16

Freezing level (m)	3700	3700	3700	3800	3650	3600	3600	3750	3700	3650	3600	3800	3800	3800	3950	3850	3800	3950	3950	4000	4150	4200	4250	4350	4350	4350	4500	4500	4500	4500	4450	4450	4450	4250	4150	4200
Cloud base (m)					9400																													350	350	500

	—	6:03	—	—	6:03	—	—	6:01	—	—	6:01	—	—	6:00	—	—	5:58	—	—	5:58	—	—	5:58	—	—	5:56	—	—	5:56	—	—	5:54	—	—	5:54	—
	—	—	—	8:08	—	—	8:09	—	—	8:10	—	—	8:12	—	—	8:13	—	—	8:14	—	—	8:15	—	—	8:15	—	—	8:16	—	—	8:17	—	—	8:17	—	8:19

Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Mostly dry. Warm (max 26°C on Fri afternoon, min 12°C on Tue night). Winds decreasing (fresh winds from the NE on Wed night, calm by Fri afternoon).

Mount Saint Helena Weather (Days 3-6):

Mostly dry. Warm (max 26°C on Sat afternoon, min 15°C on Sun night). Wind will be generally light.

Mount Saint Helena Weather (Days 6-9):

Mostly dry. Warm (max 28°C on Thu afternoon, min 18°C on Mon 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 5 closest weather stations

Weather Station	Temp.	Weather	Wind
Calistoga 12 km S 366m alt. 2 hours ago		-	Calm (0 kph at 0).
Middletown 12 km ENE 672m alt. 1 hour ago	11° C	Dry	Calm (0 kph at 8).
Healdsburg 13 km SW 50.6m alt. 2 hours ago	11° C	Dry	Calm (0 kph at 0).
Calistoga 14 km S 329m alt. 1 hour ago	13° C	Dry	Calm (0 kph at 92).
Hidden Valley Lake 16 km NNE 343m alt. 2 hours ago	14° C	Dry	Calm (0 kph at 89).

* 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.