– Lat/Long: 73.43° S 126.67° W
Siple Weather Forecast
Transantarctic Mountains · AntarcticaIssued: 5 am Sat 19 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 5 am Sat 19 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 Mon night. Extremely cold (max -17°C on Mon morning, min -24°C on Sun night). Winds increasing (moderate winds from the NNW on Sun afternoon, severe gales from the WSW by Sun night). | Days 4–6 Weather SummaryA moderate fall of snow, heaviest on Tue night. Extremely cold (max -12°C on Tue afternoon, min -27°C on Thu night). Winds decreasing (extremely windy from the WNW on Wed morning, moderate winds from the WNW by Thu night). | |||||||||||||||||
Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  |  | | | | | |  | |  |  | |  | |
light snow | snow shwrs | heavy snow | snow shwrs | light snow | snow shwrs | clear | light snow | snow shwrs | snow shwrs | clear | snow shwrs | cloudy | light snow | light snow | some clouds | clear | clear | |
Cloud base (m) | 2000 | 1300 | 1300 | 1300 | 1350 | 1450 | 1350 | 1300 | 1350 | 1350 | 1300 | 1350 | 1300 | 1350 | 1850 | |||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | 4 | 5 | 13 | 9 | 4 | 4 | — | 3 | 21 | 1 | — | 11 | — | 5 | 1 | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -20 | -20 | -18 | -22 | -23 | -22 | -17 | -17 | -19 | -15 | -12 | -13 | -20 | -21 | -21 | -23 | -25 | -26 |
min °C | -21 | -21 | -19 | -23 | -23 | -24 | -20 | -17 | -20 | -17 | -13 | -19 | -20 | -21 | -23 | -25 | -26 | -27 |
chill °C | -37 | -37 | -34 | -38 | -36 | -41 | -37 | -31 | -37 | -33 | -27 | -38 | -40 | -42 | -42 | -45 | -46 | -46 |
Freezing level m | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
 | 2:34 | — | — | 2:29 | — | — | 2:24 | — | — | 2:17 | — | — | 2:12 | — | — | 2:06 | — | — |
 | 2:08 | — | — | 2:12 | — | — | 2:18 | — | — | 2:22 | — | — | 2:27 | — | — | 2:33 | — | — |
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Siple Weather (Days 0-3):
The weather forecast for Siple is: A heavy fall of snow, heaviest during Mon night. Extremely cold (max -17°C on Mon morning, min -24°C on Sun night). Winds increasing (moderate winds from the NNW on Sun afternoon, severe gales from the WSW by Sun night).
Siple Weather (Days 3-6):
A moderate fall of snow, heaviest on Tue night. Extremely cold (max -12°C on Tue afternoon, min -27°C on Thu night). Winds decreasing (extremely windy from the WNW on Wed morning, moderate winds from the WNW by Thu 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.