Mount Saint Helena weather
– Lat/Long: 38.67° N 122.63° W

Mount Saint Helena
Weather Forecast, United States

Issued: 9 am Mon 22 Dec Local Time
Updates in:
hr min s
Update imminent

Days 1–3 Weather Summary

Heavy rain (total 54mm), heaviest during Wed night. Later becoming colder with a dusting of snow on Wed night. Mild temperatures (max 7°C on Mon morning, min 2°C on Tue night). Winds increasing (light winds from the SW on Mon afternoon, extremely windy from the S by Tue night).

Days 4–6 Weather Summary

A light covering of new snow mostly falling on Thu night. Becoming milder with light rain (total 6mm) on Fri morning. Mild temperatures (max 6°C on Sat night, min 1°C on Thu morning). Winds decreasing (stormy winds from the S on Thu morning, light winds from the NNE by Fri night).

Monday
22
Tuesday
23
Wednesday
24
Thursday
25
Friday
26
Saturday
27
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
light rain
light rain
light rain
light rain
light rain
heavy rain
light rain
mod rain
light snow
light snow
light snow
light snow
light rain
light rain
part cloud
part cloud
clear
clear
light rain
light rain
light rain
light rain
light rain
heavy rain
light rain
mod. rain
light snow
light snow
light snow
light snow
light rain
light rain
some clouds
some clouds
clear
clear
 km/h
25
SW
15
SW
25
S
50
S
60
SSE
110
S
25
S
50
SSE
85
SSE
85
S
75
SSW
60
SSW
40
SW
30
W
30
NW
25
NE
15
NNE
30
NE
3
2
2
4
0.5
1.1
4
1
1
18
0.1
6
22
1.1
4
1.1
max °C
7
7
7
6
6
7
3
4
4
1
1
2
2
2
2
2
3
6
min °C
7
7
7
5
6
2
3
4
2
1
1
1
2
2
1
2
3
4
3
4
3
-2
0
-4
-2
-3
-7
-9
-8
-8
-5
-4
-5
-3
-1
-1
2700
2650
2650
2600
2200
2400
1850
1900
1850
1500
1450
1450
1700
1650
1600
1650
1800
2450
Cloud base (m)
400
650
450
350
500
300
550
650
550
550
400
350
350
400
650
800
850
Sea lvl1000m2000m3000m4000m5000m
777665343112222235121211121110999777887987
Sunrise
7:24
7:24
7:26
7:26
7:26
7:26
Sunset
4:52
4:52
4:53
4:53
4:54
4:55

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Mount Saint Helena Weather (Days 0-3):

The weather forecast for Mount Saint Helena is: Heavy rain (total 54mm), heaviest during Wed night. Later becoming colder with a dusting of snow on Wed night. Mild temperatures (max 7°C on Mon morning, min 2°C on Tue night). Winds increasing (light winds from the SW on Mon afternoon, extremely windy from the S by Tue night).

Mount Saint Helena Weather (Days 3-6):

A light covering of new snow mostly falling on Thu night. Becoming milder with light rain (total 6mm) on Fri morning. Mild temperatures (max 6°C on Sat night, min 1°C on Thu morning). Winds decreasing (stormy winds from the S on Thu morning, light winds from the NNE 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 StationTemp.WeatherWindGusts
Cloud
Visibility
Cloud / Visibility
Santa Rosa Airport
25 km SSW
219m alt.
2 hours ago
14° C
partially cloudy
Dry and partly cloudy.
7
Light winds from the NNW
(7 kph at 330).
16 km
Low: broken
Mid: broken
High: broken
34 km W
106m alt.
2 hours ago
14° C
Dry
0
Calm
(0 kph at 175).
3
35 km SSW
87m alt.
3 hours ago
13° C
Dry
0
Calm
(0 kph at 31).
3
36 km S
69m alt.
36 minutes ago
14° C
Dry
0
Calm
(0 kph at 98).
0
36 km SSW
129m alt.
41 minutes ago
13° C
Dry
0
Calm
(0 kph at 296).
0
36 km SW
18m alt.
46 minutes ago
-
0
Calm
(0 kph at 125).
0
37 km SSW
61m alt.
2 hours ago
14° C
Dry
0
Calm
(0 kph at 293).
0
37 km SSW
61m alt.
30 minutes ago
13° C
Dry
3
Calm
(3 kph at 80).
3
37 km S
88m alt.
39 minutes ago
14° C
Dry
0
Calm
(0 kph at —).
0
40 km SSW
76m alt.
1 hour ago
14° C
Dry
0
Calm
(0 kph at 355).
3

* 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.

Mount Saint Helena Photos