– Lat/Long: 73.43° S 126.67° W
Siple Weather Forecast
Transantarctic Mountains · AntarcticaIssued: 11 am Thu 17 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 11 am Thu 17 Sep Local Time
Updates in:
Update imminent hr min s
4 Siple Elevations: 4 Forecast Elevations: Days 1–3 Weather SummaryA moderate fall of snow, heaviest on Sat morning. Extremely cold (max -18°C on Sat night, min -28°C on Thu morning). Winds decreasing (stormy winds from the SW on Thu night, moderate winds from the NNW by Sat afternoon). | Days 4–6 Weather SummaryA heavy fall of snow, heaviest during Sun afternoon. Extremely cold (max -13°C on Tue night, min -25°C on Sun night). Winds increasing (light winds from the NW on Mon night, severe gales from the SSW by Tue afternoon). | |||||||||||||||||
Thursday 17 | Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  |  | |  | | | | | | | | |  | |
some clouds | snow shwrs | clear | clear | some clouds | cloudy | light snow | light snow | snow shwrs | light snow | snow shwrs | snow shwrs | snow shwrs | some clouds | snow shwrs | clear | clear | some clouds | |
Cloud base (m) | 1350 | 1350 | 1350 | 1450 | 1950 | 1650 | 1300 | 1350 | 1300 | 1350 | 1350 | 1350 | 1550 | 1350 | ||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | 2 | — | — | — | — | 5 | 2 | 4 | 4 | 5 | 6 | 1 | — | 4 | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -26 | -26 | -24 | -23 | -22 | -21 | -20 | -21 | -18 | -18 | -23 | -23 | -20 | -17 | -17 | -18 | -14 | -13 |
min °C | -28 | -27 | -26 | -24 | -23 | -22 | -21 | -21 | -20 | -20 | -24 | -25 | -22 | -18 | -19 | -19 | -16 | -14 |
chill °C | -48 | -46 | -46 | -42 | -38 | -38 | -36 | -34 | -35 | -33 | -35 | -41 | -40 | -34 | -28 | -36 | -32 | -28 |
Freezing level m | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
 | 2:46 | — | — | 2:40 | — | — | 2:34 | — | — | 2:29 | — | — | 2:24 | — | — | 2:17 | — | — |
 | 1:59 | — | — | 2:03 | — | — | 2:08 | — | — | 2:12 | — | — | 2:18 | — | — | 2:22 | — | — |
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Siple Weather (Days 0-3):
The weather forecast for Siple is: A moderate fall of snow, heaviest on Sat morning. Extremely cold (max -18°C on Sat night, min -28°C on Thu morning). Winds decreasing (stormy winds from the SW on Thu night, moderate winds from the NNW by Sat afternoon).
Siple Weather (Days 3-6):
A heavy fall of snow, heaviest during Sun afternoon. Extremely cold (max -13°C on Tue night, min -25°C on Sun night). Winds increasing (light winds from the NW on Mon night, severe gales from the SSW by Tue afternoon).
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 |  | ||||
 | |||||
Marambio Airport (Seymour Island) |  | ||||
Centro Met. Antártico Presidente Eduardo Frei | |||||
Teniente R. Marsh Airport |  | ||||
Dinamet | |||||
DomeA | |||||
Ushuaia Naval Base Airport |  | ||||
Puerto Williams | |||||
Punta Arenas Unidad Aeropolicial |
* 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.