– Lat/Long: 33.47° S 69.82° W
Alto San Juan Weather Forecast
Central Argentina-Chile · ChileIssued: 8 pm Wed 23 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 8 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. Extremely cold (max -17°C on Sat morning, min -22°C on Thu night). Winds decreasing (extremely windy from the W on Thu morning, extremely windy from the WNW by Sat morning). | Days 5–7 Weather SummaryA light covering of new snow mostly falling on Mon afternoon. Extremely cold (max -18°C on Sat night, min -26°C on Mon night). Winds decreasing (extremely windy from the WNW on Sat night, severe gales from the W by Tue morning). | |||||||||||||||
Thursday 24 | Friday 25 | Saturday 26 | Sunday 27 | Monday 28 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  |  | | | |  | | |  |  |  |  | |
light snow | cloudy | cloudy | mod. snow | light snow | mod. snow | light snow | light snow | cloudy | cloudy | cloudy | light snow | some clouds | some clouds | snow shwrs | snow shwrs | |
Cloud base (m) | 5000 | 4900 | 5400 | 5150 | 4900 | 4700 | 5550 | 5800 | 5950 | 6300 | 6050 | 5200 | 4650 | 5750 | 5600 | 4650 |
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | 2 | — | — | 6 | 4 | 9 | 4 | 1 | — | — | — | 1 | — | — | 3 | 1 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -19 | -19 | -21 | -21 | -18 | -18 | -18 | -17 | -17 | -18 | -18 | -18 | -20 | -20 | -21 | -23 |
min °C | -21 | -20 | -21 | -22 | -20 | -18 | -18 | -18 | -18 | -18 | -18 | -19 | -21 | -20 | -23 | -26 |
chill °C | -44 | -42 | -44 | -44 | -42 | -39 | -38 | -38 | -38 | -38 | -38 | -39 | -41 | -40 | -44 | -48 |
Freezing level m | 2850 | 2900 | 3200 | 2600 | 2850 | 3050 | 2900 | 3250 | 3650 | 3250 | 3300 | 3600 | 2600 | 3100 | 3350 | 2100 |
 | — | 7:24 | — | — | 7:24 | — | — | 7:22 | — | — | 7:20 | — | — | 7:20 | — | — |
 | — | — | 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. Extremely cold (max -17°C on Sat morning, min -22°C on Thu night). Winds decreasing (extremely windy from the W on Thu morning, extremely windy from the WNW by Sat morning).
Alto San Juan Weather (Days 3-6):
A light covering of new snow mostly falling on Mon afternoon. Extremely cold (max -18°C on Sat night, min -26°C on Mon night). Winds decreasing (extremely windy from the WNW on Sat night, severe gales from the W by Tue 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 |
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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.