– Lat/Long: 33.47° S 69.82° W
Alto San Juan Weather Forecast
Central Argentina-Chile · ChileIssued: 8 pm Sat 26 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 8 pm Sat 26 Sep Local Time
Updates in:
Update imminent hr min s
5 Alto San Juan Elevations: 5 Forecast Elevations: Days 1–4 Weather SummaryA moderate fall of snow, heaviest on Mon afternoon. Temperatures will be well below freezing (max -10°C on Sun morning, min -18°C on Mon night). Winds decreasing (severe gales from the WNW on Sun morning, strong winds from the W by Tue morning). | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Fri morning. Temperatures will be well below freezing (max -9°C on Thu afternoon, min -17°C on Fri afternoon). Winds decreasing (severe gales from the WSW on Wed morning, strong winds from the WSW by Thu morning). | |||||||||||||||
Sunday 27 | Monday 28 | Tuesday 29 | Wednesday 30 | Thursday 1 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  |  | |  |  |  | | | | |  | |
some clouds | some clouds | light snow | some clouds | light snow | snow shwrs | snow shwrs | some clouds | cloudy | mod. snow | mod. snow | snow shwrs | some clouds | some clouds | snow shwrs | heavy snow | |
Cloud base (m) | 6300 | 6150 | 5900 | 5450 | 4650 | 4650 | 4650 | 6600 | 5150 | 4650 | 4650 | 5100 | 4950 | 4750 | 4600 | |
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | 1 | — | 1 | 6 | 2 | — | — | 7 | 6 | 3 | — | — | 2 | 20 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -11 | -10 | -10 | -12 | -12 | -12 | -16 | -13 | -13 | -14 | -14 | -13 | -12 | -10 | -9 | -10 |
min °C | -12 | -11 | -10 | -13 | -12 | -13 | -18 | -16 | -14 | -16 | -15 | -14 | -14 | -11 | -10 | -12 |
chill °C | -26 | -25 | -24 | -27 | -26 | -27 | -34 | -30 | -28 | -31 | -31 | -29 | -28 | -22 | -22 | -27 |
Freezing level m | 3100 | 3200 | 3550 | 2850 | 3250 | 3350 | 2450 | 2400 | 3250 | 2850 | 2550 | 2850 | 2550 | 3300 | 3750 | 3400 |
 | — | 7:20 | — | — | 7:20 | — | — | 7:18 | — | — | 7:16 | — | — | 7:16 | — | — |
 | — | — | 7:38 | — | — | 7:38 | — | — | 7:39 | — | — | 7:40 | — | — | 7:40 | — |
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Alto San Juan Weather (Days 0-3):
The weather forecast for Alto San Juan is: A moderate fall of snow, heaviest on Mon afternoon. Temperatures will be well below freezing (max -10°C on Sun morning, min -18°C on Mon night). Winds decreasing (severe gales from the WNW on Sun morning, strong winds from the W by Tue morning).
Alto San Juan Weather (Days 3-6):
A heavy fall of snow, heaviest during Fri morning. Temperatures will be well below freezing (max -9°C on Thu afternoon, min -17°C on Fri afternoon). Winds decreasing (severe gales from the WSW on Wed morning, strong winds from the WSW by Thu morning).
This table gives the weather forecast for Alto San Juan at the specific elevation of 5000 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.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
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* 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.