– Lat/Long: 33.47° S 69.82° W
Alto San Juan Weather Forecast
Central Argentina-Chile · ChileIssued: 2 pm Tue 22 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 2 pm Tue 22 Sep 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 Wed night. Extremely cold (max -15°C on Tue afternoon, min -22°C on Thu night). Winds increasing (gales from the W on Tue afternoon, extremely windy from the W by Thu morning). | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Fri afternoon. Extremely cold (max -16°C on Sat morning, min -22°C on Sun night). Winds decreasing (extremely windy from the W on Fri afternoon, stormy winds from the WNW by Mon morning). | ||||||||||||||||
Tue 22 | Wednesday 23 | Thursday 24 | Friday 25 | Saturday 26 | Sunday 27 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  | |  | |  | |  | |  | | |  | |
clear | snow shwrs | snow shwrs | mod. snow | heavy snow | cloudy | cloudy | mod. snow | cloudy | heavy snow | heavy snow | light snow | cloudy | light snow | light snow | light snow | some clouds | |
Cloud base (m) | 5000 | 4800 | 5300 | 4600 | 4950 | 4850 | 4650 | 5100 | 4950 | 4600 | 5550 | 5900 | 5450 | 4850 | 5200 | 5400 | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | 1 | 1 | 6 | 17 | — | — | 10 | — | 16 | 13 | 1 | — | 2 | 1 | 2 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -15 | -17 | -17 | -18 | -18 | -19 | -20 | -20 | -18 | -17 | -18 | -16 | -16 | -18 | -18 | -19 | -20 |
min °C | -16 | -18 | -17 | -18 | -21 | -20 | -21 | -22 | -21 | -18 | -18 | -18 | -17 | -19 | -19 | -20 | -22 |
chill °C | -32 | -37 | -36 | -38 | -43 | -43 | -44 | -45 | -43 | -38 | -38 | -38 | -36 | -40 | -40 | -41 | -43 |
Freezing level m | 3650 | 3200 | 3150 | 3300 | 2800 | 2850 | 3150 | 2700 | 2900 | 3200 | 2850 | 3250 | 3600 | 3100 | 3100 | 3450 | 2650 |
 | — | — | 7:26 | — | — | 7:24 | — | — | 7:24 | — | — | 7:22 | — | — | 7:20 | — | — |
 | 7:35 | — | — | 7:36 | — | — | 7:37 | — | — | 7:37 | — | — | 7:37 | — | — | 7:38 | — |
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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 night. Extremely cold (max -15°C on Tue afternoon, min -22°C on Thu night). Winds increasing (gales from the W on Tue afternoon, extremely windy from the W by Thu morning).
Alto San Juan Weather (Days 3-6):
A heavy fall of snow, heaviest during Fri afternoon. Extremely cold (max -16°C on Sat morning, min -22°C on Sun night). Winds decreasing (extremely windy from the W on Fri afternoon, stormy winds from the WNW by Mon morning).
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 |
|---|---|---|---|---|---|
San José Guayacán | |||||
 | |||||
Quinta Normal |
* 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.