– Lat/Long: 33.47° S 69.82° W
Alto San Juan
Weather Forecast, ChileIssued: 1 pm Sun 23 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 1 pm Sun 23 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 1 pm Sun 23 Aug 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 Wed morning. Extremely cold (max -16°C on Mon morning, min -22°C on Wed morning). Winds increasing (strong winds from the SW on Sun night, extremely windy from the WNW by Wed morning). | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Wed afternoon. Extremely cold (max -22°C on Wed afternoon, min -31°C on Fri morning). Winds decreasing (extremely windy from the WNW on Wed afternoon, gales from the WNW by Sat morning). | ||||||||||||||||
Sun 23 | Monday 24 | Tuesday 25 | Wednesday 26 | Thursday 27 | Friday 28 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | |  |  |  |  | | | | | |  |  | |  | |
clear | some clouds | clear | clear | snow shwrs | snow shwrs | heavy snow | heavy snow | heavy snow | heavy snow | heavy snow | heavy snow | heavy snow | mod. snow | light snow | light snow | light snow | |
Cloud base (m) | 6300 | 9100 | 5550 | 4700 | 4650 | 4600 | 4600 | 4650 | 4600 | 4600 | 4600 | 4600 | 4600 | 4750 | 5200 | ||
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | 1 | 1 | 13 | 33 | 19 | 19 | 31 | 12 | 17 | 10 | 3 | 3 | 3 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -19 | -18 | -16 | -16 | -16 | -17 | -18 | -19 | -22 | -22 | -24 | -25 | -26 | -28 | -30 | -30 | -30 |
min °C | -19 | -20 | -18 | -16 | -17 | -17 | -19 | -21 | -22 | -23 | -25 | -26 | -27 | -30 | -31 | -30 | -31 |
chill °C | -36 | -37 | -33 | -30 | -33 | -34 | -39 | -44 | -45 | -47 | -49 | -50 | -51 | -55 | -55 | -53 | -55 |
Freezing level m | 3200 | 2950 | 3500 | 3200 | 2950 | 3050 | 3100 | 2900 | 2700 | 2600 | 2350 | 2750 | 2550 | 1900 | 2050 | 2050 | 1550 |
 | — | — | 7:07 | — | — | 7:05 | — | — | 7:05 | — | — | 7:03 | — | — | 7:01 | — | — |
 | 6:15 | — | — | 6:15 | — | — | 6:15 | — | — | 6:16 | — | — | 6:17 | — | — | 6:17 | — |
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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 Wed morning. Extremely cold (max -16°C on Mon morning, min -22°C on Wed morning). Winds increasing (strong winds from the SW on Sun night, extremely windy from the WNW by Wed morning).
Alto San Juan Weather (Days 3-6):
A heavy fall of snow, heaviest during Wed afternoon. Extremely cold (max -22°C on Wed afternoon, min -31°C on Fri morning). Winds decreasing (extremely windy from the WNW on Wed afternoon, gales from the WNW by Sat 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 | |||||
 | |||||
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.