– Lat/Long: 33.47° S 69.82° W
Alto San Juan Weather Forecast
Central Argentina-Chile · ChileIssued: 2 pm Wed 23 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 2 pm Wed 23 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 Fri afternoon. Temperatures will be well below freezing (max -9°C on Sat morning, min -15°C on Thu night). Winds decreasing (extremely windy from the W on Thu afternoon, gales from the W by Fri night). | Days 5–7 Weather SummaryA dusting of new snow. Temperatures will be well below freezing (max -9°C on Sat afternoon, min -18°C on Mon night). Winds decreasing (severe gales from the WNW on Sat night, near gales from the W by Tue morning). | ||||||||||||||||
Wed 23 | Thursday 24 | Friday 25 | Saturday 26 | Sunday 27 | Monday 28 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  | |  |  | | |  | |  |  |  | |  | |
light snow | light snow | cloudy | cloudy | mod. snow | light snow | heavy snow | heavy snow | light snow | cloudy | cloudy | cloudy | snow shwrs | some clouds | clear | snow shwrs | snow shwrs | |
Cloud base (m) | 4650 | 4700 | 4850 | 5450 | 4800 | 5050 | 4750 | 4650 | 5600 | 5900 | 6200 | 5800 | 5300 | 4600 | 5800 | 5350 | 4650 |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | 5 | 4 | — | — | 10 | 3 | 17 | 11 | 1 | — | — | — | 1 | — | — | 1 | 1 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -10 | -12 | -12 | -13 | -14 | -12 | -12 | -11 | -9 | -9 | -11 | -10 | -10 | -13 | -13 | -13 | -16 |
min °C | -12 | -13 | -12 | -13 | -15 | -13 | -12 | -13 | -11 | -10 | -11 | -10 | -11 | -14 | -14 | -15 | -18 |
chill °C | -27 | -29 | -28 | -30 | -32 | -29 | -27 | -28 | -25 | -24 | -25 | -24 | -25 | -29 | -29 | -31 | -35 |
Freezing level m | 3400 | 2850 | 2950 | 3150 | 2600 | 2850 | 3050 | 2850 | 3250 | 3700 | 3200 | 3350 | 3600 | 2650 | 2950 | 3250 | 2000 |
 | — | — | 7:24 | — | — | 7:24 | — | — | 7:22 | — | — | 7:20 | — | — | 7:20 | — | — |
 | 7:36 | — | — | 7:37 | — | — | 7:37 | — | — | 7:37 | — | — | 7:38 | — | — | 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 Fri afternoon. Temperatures will be well below freezing (max -9°C on Sat morning, min -15°C on Thu night). Winds decreasing (extremely windy from the W on Thu afternoon, gales from the W by Fri night).
Alto San Juan Weather (Days 3-6):
A dusting of new snow. Temperatures will be well below freezing (max -9°C on Sat afternoon, min -18°C on Mon night). Winds decreasing (severe gales from the WNW on Sat night, near gales from the W by Tue morning).
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.
| 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.