– Lat/Long: 33.47° S 69.82° W
Alto San Juan
Weather Forecast, ChileIssued: 1 am Fri 21 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 1 am Fri 21 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 1 am Fri 21 Aug Local Time
Updates in:
Update imminent hr min s
5 Alto San Juan Elevations: 5 Forecast Elevations: Days 1–3 Weather SummaryA dusting of new snow. Extremely cold (max -18°C on Fri morning, min -21°C on Sat night). Winds decreasing (severe gales from the WSW on Fri afternoon, fresh winds from the WSW by Sun night). | Days 4–6 Weather SummaryA heavy fall of snow, heaviest during Wed afternoon. Extremely cold (max -16°C on Mon afternoon, min -23°C on Wed night). Winds increasing (strong winds from the WSW on Mon afternoon, extremely windy from the W by Wed morning). | |||||||||||||||||
Friday 21 | Saturday 22 | Sunday 23 | Monday 24 | Tuesday 25 | Wednesday 26 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  |  | | |  | | | |  | |  | | | | |
clear | some clouds | some clouds | some clouds | cloudy | snow shwrs | clear | clear | clear | clear | clear | snow shwrs | heavy snow | heavy snow | heavy snow | heavy snow | heavy snow | heavy snow | |
Cloud base (m) | 5950 | 6200 | 6550 | 5600 | 5200 | 7100 | 6750 | 6850 | 5800 | 4650 | 4650 | 4600 | 4600 | 4650 | 4600 | |||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | 1 | — | — | — | — | — | 4 | 11 | 21 | 45 | 19 | 30 | 17 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -18 | -18 | -18 | -18 | -19 | -21 | -19 | -18 | -18 | -17 | -16 | -16 | -17 | -16 | -19 | -21 | -20 | -23 |
min °C | -20 | -18 | -19 | -18 | -20 | -21 | -20 | -18 | -19 | -18 | -17 | -17 | -17 | -18 | -21 | -21 | -22 | -23 |
chill °C | -38 | -35 | -36 | -34 | -38 | -39 | -35 | -34 | -34 | -33 | -33 | -33 | -35 | -37 | -44 | -44 | -45 | -47 |
Freezing level m | 3550 | 3450 | 3150 | 3700 | 3500 | 3150 | 3450 | 3250 | 2800 | 3500 | 3300 | 3050 | 3050 | 3100 | 2950 | 3050 | 2900 | 2600 |
 | 7:11 | — | — | 7:09 | — | — | 7:07 | — | — | 7:07 | — | — | 7:05 | — | — | 7:05 | — | — |
 | — | 6:14 | — | — | 6:14 | — | — | 6:15 | — | — | 6:15 | — | — | 6:15 | — | — | 6:16 | — |
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Alto San Juan Weather (Days 0-3):
The weather forecast for Alto San Juan is: A dusting of new snow. Extremely cold (max -18°C on Fri morning, min -21°C on Sat night). Winds decreasing (severe gales from the WSW on Fri afternoon, fresh winds from the WSW by Sun night).
Alto San Juan Weather (Days 3-6):
A heavy fall of snow, heaviest during Wed afternoon. Extremely cold (max -16°C on Mon afternoon, min -23°C on Wed night). Winds increasing (strong winds from the WSW on Mon afternoon, extremely windy from the W by Wed 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 | |||||
QuintaNormal |  | ||||
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.