Mountain resort image
– Lat/Long: 33.47° S 69.82° W

Alto San Juan Weather Forecast

Central Argentina-Chile · Chile
Issued: 8 pm Sun 18 Oct Local Time
Updates in:
hr min s
Update imminent 

Days 1–4 Weather Summary

A heavy fall of snow, heaviest during Mon afternoon. Extremely cold (max -20°C on Sun night, min -26°C on Tue night). Winds increasing (fresh winds from the NW on Sun night, severe gales from the WNW by Wed afternoon).

Days 5–7 Weather Summary

A moderate fall of snow, heaviest on Fri afternoon. Extremely cold (max -20°C on Thu night, min -29°C on Fri night). Winds decreasing (extremely windy from the NW on Thu night, calm by Sat afternoon).

Monday
19
Tuesday
20
Wednesday
21
Thursday
22
Friday
23
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
AM
PM
night
snow showers
snow showers
snow showers
snow showers
light snow
mod snow
snow showers
clear
clear
cloud
light snow
snow showers
cloud
light snow
snow showers
clear
snow shwrs
snow shwrs
snow shwrs
snow shwrs
light snow
mod. snow
snow shwrs
clear
clear
cloudy
light snow
snow shwrs
cloudy
light snow
snow shwrs
clear
Cloud base (m)
5250
4650
4750
5000
4900
4700
4700
5700
5750
4750
6750
6700
5400
km/h
40
NW
55
WNW
60
WNW
70
NW
65
NW
50
NW
65
NW
80
WNW
85
WNW
85
NW
65
NW
75
WNW
95
WNW
95
NW
80
NW
50
WNW
Weather map
Weather map
Weather map
Weather map
Weather map
Weather map
Snowflake cm
3
1
7
2
3
6
1
—
—
—
2
3
—
1
4
—
 mm
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
—
max °C
-20
-21
-21
-22
-24
-23
-24
-23
-22
-22
-23
-22
-20
-24
-26
-28
min °C
-21
-21
-22
-24
-24
-24
-26
-24
-23
-23
-24
-23
-22
-25
-28
-29
 chill °C
-36
-37
-40
-42
-42
-42
-45
-44
-43
-43
-42
-42
-43
-45
-50
-46
Freezing level m
2550
2950
3200
2650
3050
3100
2350
2500
3150
2700
3050
3100
2750
2800
2900
1850
Sea lvl2000m4000m6000m8000m
-21-21-22-23-24-24-25-24-23-23-24-23-21-25-27-29-14-14-13-15-15-15-18-16-14-15-15-14-14-16-18-21-8-7-6-8-7-7-11-9-6-9-7-7-8-8-10-14-211-211-4-21-211-2-1-2-8578577358487565-1
Sunrise
—
6:52
—
—
6:52
—
—
6:50
—
—
6:48
—
—
6:48
—
—
Sunset
—
—
7:54
—
—
7:55
—
—
7:57
—
—
7:58
—
—
7:58
—

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Alto San Juan Weather (Days 0-3):

The weather forecast for Alto San Juan is: A heavy fall of snow, heaviest during Mon afternoon. Extremely cold (max -20°C on Sun night, min -26°C on Tue night). Winds increasing (fresh winds from the NW on Sun night, severe gales from the WNW by Wed afternoon).

Alto San Juan Weather (Days 3-6):

A moderate fall of snow, heaviest on Fri afternoon. Extremely cold (max -20°C on Thu night, min -29°C on Fri night). Winds decreasing (extremely windy from the NW on Thu night, calm by Sat afternoon).

This table gives the weather forecast for Alto San Juan at the specific elevation of 6148 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Alto San Juan. 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 Chile.

Live conditions reported by 10 closest weather stations

Weather StationTemp.WeatherWindGusts
Cloud
Visibility
Cloud / Visibility
51 km ESE
1182m alt.
37 minutes ago
13°C
Dry
0
Calm
(0 kph at 0).
0
San José Guayacán
52 km SW
930m alt.
1 hour ago
6°C
No report.
Wind obs. (14 kph from 180 degs) was rejected.
64 km WSW
830m alt.
1 hour ago
-
66 km SW
739m alt.
48 minutes ago
17°C
-
66 km WSW
656m alt.
46 minutes ago
16°C
-
5
Calm
(5 kph at 0).
13
67 km WSW
666m alt.
2 hours ago
17°C
cloudy
Dry and cloudy.
9
Light winds from the SSW
(9 kph at 200).
8.0 km
Low: broken
Mid: overcast
69 km WSW
688m alt.
42 minutes ago
17°C
-
74 km WSW
595m alt.
31 minutes ago
19°C
-
78 km WSW
536m alt.
29 minutes ago
16°C
Dry
5
Calm
(5 kph at 135).
11
Quinta Normal
81 km WSW
520m alt.
1 hour ago
7°C
No report.

* 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.