– Lat/Long: 33.47° S 69.82° W
Alto San Juan Weather Forecast
Central Argentina-Chile · ChileIssued: 2 am Wed 30 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 2 am Wed 30 Sep Local Time
Updates in:
Update imminent hr min s
5 Alto San Juan Elevations: 5 Forecast Elevations: Days 1–3 Weather SummaryA heavy fall of snow, heaviest during Wed morning. Temperatures will be well below freezing (max -9°C on Thu morning, min -21°C on Fri night). Winds increasing (strong winds from the WSW on Thu morning, severe gales from the WNW by Fri morning). | Days 4–6 Weather SummaryA moderate fall of snow, heaviest on Mon night. Extremely cold (max -16°C on Sun afternoon, min -22°C on Sat night). Winds decreasing (gales from the W on Sat morning, light winds from the WNW by Sun afternoon). | |||||||||||||||||
Wednesday 30 | Thursday 1 | Friday 2 | Saturday 3 | Sunday 4 | Monday 5 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  | | |  |  |  | | |  | | | | | |
heavy snow | snow shwrs | some clouds | snow shwrs | snow shwrs | heavy snow | heavy snow | heavy snow | snow shwrs | clear | light snow | snow shwrs | clear | some clouds | snow shwrs | snow shwrs | snow shwrs | snow shwrs | |
Cloud base (m) | 4650 | 4650 | 5450 | 4650 | 4650 | 4600 | 4600 | 4600 | 4650 | 4650 | 5150 | 4700 | 8100 | 5400 | 4650 | 4600 | 4750 | 4600 |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | 18 | 10 | — | 1 | 1 | 21 | 19 | 16 | 3 | — | 1 | 1 | — | — | 2 | 1 | 5 | 9 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -15 | -13 | -12 | -9 | -10 | -11 | -13 | -14 | -17 | -18 | -18 | -20 | -17 | -16 | -18 | -17 | -16 | -17 |
min °C | -15 | -14 | -14 | -11 | -11 | -12 | -13 | -16 | -21 | -20 | -18 | -22 | -20 | -16 | -20 | -19 | -17 | -19 |
chill °C | -30 | -30 | -28 | -22 | -23 | -26 | -27 | -32 | -39 | -37 | -34 | -39 | -35 | -27 | -32 | -32 | -29 | -34 |
Freezing level m | 2700 | 2850 | 2750 | 3350 | 3700 | 3350 | 3250 | 3200 | 1900 | 1800 | 2500 | 1700 | 1900 | 2650 | 2000 | 2250 | 2750 | 2350 |
 | 7:16 | — | — | 7:16 | — | — | 7:13 | — | — | 7:13 | — | — | 7:11 | — | — | 7:09 | — | — |
 | — | 7:40 | — | — | 7:40 | — | — | 7:42 | — | — | 7:43 | — | — | 7:44 | — | — | 7:44 | — |
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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 Wed morning. Temperatures will be well below freezing (max -9°C on Thu morning, min -21°C on Fri night). Winds increasing (strong winds from the WSW on Thu morning, severe gales from the WNW by Fri morning).
Alto San Juan Weather (Days 3-6):
A moderate fall of snow, heaviest on Mon night. Extremely cold (max -16°C on Sun afternoon, min -22°C on Sat night). Winds decreasing (gales from the W on Sat morning, light winds from the WNW by Sun afternoon).
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.