– Lat/Long: 33.47° S 69.82° W
Alto San Juan Weather Forecast
Central Argentina-Chile · ChileIssued: 8 pm Thu 17 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 8 pm Thu 17 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 -18°C on Sat afternoon, min -24°C on Sat night). Winds increasing (fresh winds from the WNW 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 -14°C on Mon morning, min -20°C on Sun night). Winds increasing (gales from the WSW on Mon morning, extremely windy from the W by Wed afternoon). | |||||||||||||||
Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | |  |  |  | | | | | | | | |
clear | clear | snow shwrs | snow shwrs | some clouds | snow shwrs | heavy snow | mod. snow | light snow | snow shwrs | clear | snow shwrs | snow shwrs | snow shwrs | mod. snow | heavy snow | |
Cloud base (m) | 8850 | 5000 | 4750 | 8700 | 5700 | 4600 | 4650 | 4650 | 5400 | 4650 | 4850 | 5150 | 4850 | 4600 | 4600 | |
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | 5 | 2 | — | 7 | 45 | 9 | 3 | 1 | — | 1 | 3 | 3 | 10 | 35 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -20 | -20 | -20 | -21 | -19 | -18 | -19 | -22 | -21 | -16 | -14 | -14 | -15 | -17 | -18 | -19 |
min °C | -21 | -21 | -20 | -22 | -20 | -19 | -24 | -23 | -22 | -20 | -15 | -15 | -16 | -17 | -18 | -20 |
chill °C | -37 | -36 | -35 | -37 | -34 | -38 | -47 | -47 | -44 | -40 | -30 | -31 | -33 | -34 | -37 | -40 |
Freezing level m | 2900 | 2950 | 3500 | 2650 | 2850 | 3350 | 3050 | 2500 | 2750 | 2750 | 3350 | 3600 | 3250 | 3150 | 3200 | 2900 |
 | — | 7:33 | — | — | 7:31 | — | — | 7:31 | — | — | 7:30 | — | — | 7:28 | — | — |
 | — | — | 7:31 | — | — | 7:32 | — | — | 7:34 | — | — | 7:35 | — | — | 7:35 | — |
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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 -18°C on Sat afternoon, min -24°C on Sat night). Winds increasing (fresh winds from the WNW 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 -14°C on Mon morning, min -20°C on Sun night). Winds increasing (gales from the WSW on Mon morning, extremely windy from the W by Wed 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 | |||||
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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.