– Lat/Long: 33.47° S 69.82° W
Alto San Juan Weather Forecast
Central Argentina-Chile · ChileIssued: 2 am Sun 27 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 2 am Sun 27 Sep Local Time
Updates in:
Update imminent hr min s
5 Alto San Juan Elevations: 5 Forecast Elevations: Days 1–3 Weather SummaryA moderate fall of snow, heaviest on Mon afternoon. Extremely cold (max -18°C on Sun morning, min -24°C on Mon night). Winds decreasing (extremely windy from the WNW on Sun morning, gales from the WNW by Tue morning). | Days 4–6 Weather SummaryA heavy fall of snow, heaviest during Fri morning. Extremely cold (max -17°C on Thu morning, min -30°C on Fri night). Winds increasing (near gales from the SW on Thu morning, extremely windy from the WNW by Thu night). | |||||||||||||||||
Sunday 27 | Monday 28 | Tuesday 29 | Wednesday 30 | Thursday 1 | Friday 2 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  |  |  |  |  | | | | |  | | | | |
some clouds | light snow | some clouds | light snow | snow shwrs | snow shwrs | clear | cloudy | mod. snow | mod. snow | snow shwrs | some clouds | clear | snow shwrs | heavy snow | snow shwrs | snow shwrs | snow shwrs | |
Cloud base (m) | 6150 | 5950 | 5500 | 4650 | 4600 | 6900 | 4650 | 4650 | 4650 | 5100 | 5800 | 4600 | 4600 | 4750 | 4650 | |||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | 1 | — | 1 | 7 | 2 | — | — | 6 | 9 | 5 | — | — | 1 | 17 | 18 | 2 | 2 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -18 | -18 | -20 | -20 | -21 | -23 | -21 | -21 | -21 | -21 | -19 | -18 | -17 | -17 | -18 | -21 | -25 | -26 |
min °C | -18 | -19 | -20 | -21 | -22 | -24 | -22 | -21 | -23 | -22 | -20 | -19 | -18 | -17 | -20 | -23 | -25 | -30 |
chill °C | -38 | -39 | -40 | -42 | -42 | -44 | -40 | -39 | -43 | -43 | -39 | -37 | -33 | -33 | -40 | -44 | -47 | -53 |
Freezing level m | 3200 | 3550 | 2800 | 3200 | 3300 | 2450 | 2500 | 3300 | 2800 | 2650 | 3000 | 3050 | 3400 | 3850 | 3350 | 3250 | 2950 | 2000 |
 | 7:20 | — | — | 7:20 | — | — | 7:18 | — | — | 7:16 | — | — | 7:16 | — | — | 7:13 | — | — |
 | — | 7:38 | — | — | 7:38 | — | — | 7:39 | — | — | 7:40 | — | — | 7:40 | — | — | 7:42 | — |
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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. Extremely cold (max -18°C on Sun morning, min -24°C on Mon night). Winds decreasing (extremely windy from the WNW on Sun morning, gales from the WNW by Tue morning).
Alto San Juan Weather (Days 3-6):
A heavy fall of snow, heaviest during Fri morning. Extremely cold (max -17°C on Thu morning, min -30°C on Fri night). Winds increasing (near gales from the SW on Thu morning, extremely windy from the WNW by Thu night).
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.