– Lat/Long: 73.43° S 126.67° W
Siple Weather Forecast
Transantarctic Mountains · AntarcticaIssued: 12 pm Mon 28 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 12 pm Mon 28 Sep Local Time
Updates in:
Update imminent hr min s
4 Siple Elevations: 4 Forecast Elevations: Days 1–3 Weather SummaryA heavy fall of snow, heaviest during Tue night. Extremely cold (max -20°C on Tue afternoon, min -26°C on Mon night). Winds increasing (moderate winds from the NW on Mon morning, stormy winds from the NNW by Wed morning). | Days 4–6 Weather SummaryA heavy fall of snow, heaviest during Thu afternoon. Extremely cold (max -18°C on Thu morning, min -23°C on Fri night). Winds decreasing (extremely windy from the N on Thu night, calm by Sat night). | |||||||||||||||||
Monday 28 | Tuesday 29 | Wednesday 30 | Thursday 1 | Friday 2 | Saturday 3 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  | | | | |  | | | | |  | |  | |
clear | snow shwrs | snow shwrs | cloudy | light snow | heavy snow | snow shwrs | snow shwrs | snow shwrs | snow shwrs | heavy snow | heavy snow | heavy snow | heavy snow | snow shwrs | some clouds | some clouds | some clouds | |
Cloud base (m) | 1350 | 1450 | 1400 | 4000 | 2200 | 1350 | 1350 | 1350 | 1400 | 1400 | 1300 | 1350 | 1350 | 1350 | 1350 | 1350 | 1350 | 1350 |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | 1 | 1 | — | 3 | 23 | 10 | 16 | 3 | 3 | 26 | 31 | 13 | 14 | 7 | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -23 | -22 | -23 | -22 | -20 | -22 | -23 | -23 | -22 | -18 | -18 | -18 | -18 | -18 | -21 | -20 | -20 | -20 |
min °C | -24 | -24 | -26 | -22 | -20 | -25 | -24 | -25 | -25 | -20 | -18 | -19 | -18 | -19 | -23 | -21 | -20 | -21 |
chill °C | -37 | -40 | -45 | -36 | -38 | -44 | -45 | -45 | -44 | -38 | -37 | -37 | -36 | -34 | -35 | -29 | -27 | -21 |
Freezing level m | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100 | 100 | 50 | 100 | 0 | 0 | 0 | 0 |
 | 2:42 | — | — | 2:35 | — | — | 2:30 | — | — | 2:25 | — | — | 2:18 | — | — | 2:13 | — | — |
 | 3:55 | — | — | — | 4:00 | — | — | 4:05 | — | — | 4:09 | — | — | 4:15 | — | — | 4:21 | — |
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Siple Weather (Days 0-3):
The weather forecast for Siple is: A heavy fall of snow, heaviest during Tue night. Extremely cold (max -20°C on Tue afternoon, min -26°C on Mon night). Winds increasing (moderate winds from the NW on Mon morning, stormy winds from the NNW by Wed morning).
Siple Weather (Days 3-6):
A heavy fall of snow, heaviest during Thu afternoon. Extremely cold (max -18°C on Thu morning, min -23°C on Fri night). Winds decreasing (extremely windy from the N on Thu night, calm by Sat night).
This table gives the weather forecast for Siple at the specific elevation of 3110 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Siple. 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 Antarctica.
| Weather Station | Temp. | Weather | Wind | Gusts | Cloud / Visibility |
|---|---|---|---|---|---|
Williams Field |  | ||||
ASCATC289E68S | |||||
ASCATB289E68S | |||||
ASCATB281E64S | |||||
BaseSanMartin |  | ||||
ASCATB282E64S | |||||
ASCATB281E63S | |||||
ASCATB282E63S | |||||
ASCATB283E63S | |||||
BaseBelgranoII |
* 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.