– Lat/Long: 33.47° S 69.82° W
Alto San Juan Weather Forecast
Central Argentina-Chile · ChileIssued: 8 pm Fri 18 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 8 pm Fri 18 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 Sat night. Extremely cold (max -15°C on Mon afternoon, min -25°C on Sun morning). Winds increasing (strong winds from the W on Fri night, extremely windy from the W by Sun morning). | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Wed morning. Extremely cold (max -15°C on Mon night, min -22°C on Wed night). Winds increasing (severe gales from the W on Tue afternoon, extremely windy from the W by Thu afternoon). | |||||||||||||||
Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  |  |  | | | | |  | | | | |
snow shwrs | some clouds | mod. snow | heavy snow | heavy snow | light snow | light snow | snow shwrs | snow shwrs | snow shwrs | snow shwrs | some clouds | mod. snow | mod. snow | mod. snow | light snow | |
Cloud base (m) | 4850 | 4700 | 5350 | 4600 | 4650 | 4650 | 4650 | 4800 | 4650 | 4750 | 4800 | 5350 | 4600 | 4650 | 4600 | 5000 |
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | 4 | — | 9 | 49 | 11 | 2 | 5 | 4 | 1 | 3 | 1 | — | 10 | 10 | 7 | 3 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -20 | -19 | -18 | -18 | -23 | -23 | -19 | -17 | -15 | -15 | -16 | -17 | -17 | -16 | -17 | -18 |
min °C | -22 | -20 | -19 | -24 | -25 | -24 | -22 | -19 | -15 | -17 | -17 | -17 | -17 | -17 | -18 | -22 |
chill °C | -38 | -35 | -38 | -48 | -49 | -49 | -45 | -37 | -31 | -34 | -34 | -34 | -34 | -35 | -38 | -45 |
Freezing level m | 3100 | 2700 | 3300 | 2800 | 2400 | 2350 | 2700 | 3050 | 3400 | 3150 | 3100 | 3600 | 3150 | 3050 | 3100 | 2750 |
 | — | 7:31 | — | — | 7:31 | — | — | 7:30 | — | — | 7:28 | — | — | 7:26 | — | — |
 | — | — | 7:32 | — | — | 7:34 | — | — | 7:35 | — | — | 7:35 | — | — | 7:36 | — |
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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 Sat night. Extremely cold (max -15°C on Mon afternoon, min -25°C on Sun morning). Winds increasing (strong winds from the W on Fri night, extremely windy from the W by Sun morning).
Alto San Juan Weather (Days 3-6):
A heavy fall of snow, heaviest during Wed morning. Extremely cold (max -15°C on Mon night, min -22°C on Wed night). Winds increasing (severe gales from the W on Tue afternoon, extremely windy from the W by Thu 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.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
San José Guayacán | |||||
 | |||||
Quinta Normal | |||||
Lo Pinto |
* 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.