– Lat/Long: 33.47° S 69.82° W
Alto San Juan
Weather Forecast, ChileIssued: 1 pm Tue 28 Jul Local TimeUpdates in: hr min sUpdate imminent
Issued: 1 pm Tue 28 Jul Local Time
Updates in:
Update imminent hr min s
Issued: 1 pm Tue 28 Jul Local Time
Updates in:
Update imminent hr min s
5 Alto San Juan Elevations: 5 Forecast Elevations: Days 1–4 Weather SummaryA heavy fall of snow, heaviest during Fri morning. Extremely cold (max -18°C on Wed afternoon, min -27°C on Fri morning). Winds increasing (gales from the WNW on Wed night, extremely windy from the NW by Thu night). | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Fri afternoon. Extremely cold (max -21°C on Sat night, min -28°C on Fri afternoon). Winds increasing (near gales from the WNW on Fri night, extremely windy from the WNW by Sat night). | ||||||||||||||||
Tue 28 | Wednesday 29 | Thursday 30 | Friday 31 | Saturday 1 | Sunday 2 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  |  |  |  | | | | |  | | | | |
mod. snow | mod. snow | snow shwrs | mod. snow | snow shwrs | light snow | cloudy | light snow | heavy snow | heavy snow | snow shwrs | light snow | mod. snow | heavy snow | heavy snow | heavy snow | heavy snow | |
Cloud base (m) | 4650 | 4650 | 4650 | 4650 | 4650 | 4950 | 6000 | 5100 | 4650 | 4600 | 4650 | 5650 | 4650 | 4600 | 4650 | 4650 | 4600 |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | 6 | 7 | 4 | 9 | 10 | 1 | — | 4 | 13 | 21 | 14 | 1 | 6 | 18 | 12 | 11 | 24 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -25 | -21 | -19 | -18 | -18 | -20 | -20 | -23 | -26 | -27 | -25 | -22 | -23 | -21 | -21 | -21 | -21 |
min °C | -25 | -24 | -20 | -19 | -20 | -20 | -21 | -26 | -27 | -28 | -28 | -24 | -23 | -22 | -22 | -21 | -22 |
chill °C | -48 | -45 | -38 | -36 | -40 | -40 | -43 | -50 | -49 | -49 | -47 | -44 | -44 | -43 | -44 | -42 | -43 |
Freezing level m | 2450 | 2400 | 2750 | 2950 | 3100 | 3400 | 2900 | 2600 | 2450 | 2450 | 1750 | 2500 | 2300 | 2600 | 2900 | 2900 | 2800 |
 | — | — | 7:33 | — | — | 7:31 | — | — | 7:31 | — | — | 7:31 | — | — | 7:30 | — | — |
 | 5:57 | — | — | 5:58 | — | — | 5:59 | — | — | 5:59 | — | — | 6:00 | — | — | 6:00 | — |
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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 Fri morning. Extremely cold (max -18°C on Wed afternoon, min -27°C on Fri morning). Winds increasing (gales from the WNW on Wed night, extremely windy from the NW by Thu night).
Alto San Juan Weather (Days 3-6):
A heavy fall of snow, heaviest during Fri afternoon. Extremely cold (max -21°C on Sat night, min -28°C on Fri afternoon). Winds increasing (near gales from the WNW on Fri night, extremely windy from the WNW by Sat 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.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
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Quinta Normal | |||||
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Mendoz / l Plumerillo Airport |  | ||||
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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.