– Lat/Long: 33.47° S 69.82° W
Alto San Juan Weather Forecast
Central Argentina-Chile · ChileIssued: 8 pm Tue 15 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 8 pm Tue 15 Sep Local Time
Updates in:
Update imminent hr min s
5 Alto San Juan Elevations: 5 Forecast Elevations: Days 1–4 Weather SummaryA dusting of new snow. Extremely cold (max -18°C on Thu morning, min -22°C on Thu night). Winds decreasing (gales from the W on Tue night, moderate winds from the WNW by Thu morning). | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Sat night. Extremely cold (max -15°C on Mon morning, min -21°C on Fri night). Winds increasing (fresh winds from the W on Sat morning, extremely windy from the W by Sun afternoon). | |||||||||||||||
Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | | | | |  |  | | |  |  | | | |
clear | clear | some clouds | clear | clear | clear | clear | clear | snow shwrs | snow shwrs | clear | snow shwrs | heavy snow | heavy snow | heavy snow | snow shwrs | |
Cloud base (m) | 6600 | 8200 | 9550 | 8950 | 5650 | 5000 | 4650 | 4650 | 4600 | 4650 | 4600 | 5950 | ||||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | 3 | 13 | — | 5 | 28 | 21 | 12 | 6 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -20 | -19 | -19 | -20 | -18 | -18 | -20 | -20 | -20 | -21 | -19 | -20 | -19 | -19 | -20 | -18 |
min °C | -21 | -20 | -20 | -21 | -19 | -19 | -22 | -21 | -20 | -21 | -20 | -20 | -21 | -20 | -20 | -20 |
chill °C | -38 | -35 | -34 | -35 | -30 | -33 | -38 | -36 | -34 | -36 | -33 | -36 | -39 | -40 | -40 | -39 |
Freezing level m | 2700 | 3000 | 3650 | 2800 | 3050 | 3750 | 2950 | 2900 | 3400 | 3050 | 2800 | 3350 | 3150 | 3100 | 3250 | 3050 |
 | — | 7:35 | — | — | 7:35 | — | — | 7:33 | — | — | 7:31 | — | — | 7:31 | — | — |
 | — | — | 7:30 | — | — | 7:31 | — | — | 7:31 | — | — | 7:32 | — | — | 7:34 | — |
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Alto San Juan Weather (Days 0-3):
The weather forecast for Alto San Juan is: A dusting of new snow. Extremely cold (max -18°C on Thu morning, min -22°C on Thu night). Winds decreasing (gales from the W on Tue night, moderate winds from the WNW by Thu morning).
Alto San Juan Weather (Days 3-6):
A heavy fall of snow, heaviest during Sat night. Extremely cold (max -15°C on Mon morning, min -21°C on Fri night). Winds increasing (fresh winds from the W on Sat morning, extremely windy from the W by Sun 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.