– 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. Temperatures will be below freezing (max -4°C on Wed morning, min -17°C on Mon night). Winds increasing (calm on Mon night, strong winds from the NNE by Tue night). | Days 4–6 Weather SummaryA heavy fall of snow, heaviest during Thu afternoon. Temperatures will be below freezing (max -2°C on Thu night, min -7°C on Sat night). Winds decreasing (strong winds from the NE on Thu afternoon, 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 | light snow | snow shwrs | cloudy | light snow | heavy snow | mod. snow | heavy snow | snow shwrs | light snow | heavy snow | heavy snow | mod. snow | mod. snow | light snow | some clouds | cloudy | 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 | 17 | 7 | 11 | 3 | 2 | 13 | 16 | 6 | 7 | 5 | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -11 | -11 | -10 | -8 | -12 | -5 | -4 | -4 | -7 | -4 | -3 | -2 | -3 | -3 | -4 | -4 | -6 | -4 |
min °C | -12 | -13 | -17 | -9 | -12 | -6 | -5 | -7 | -12 | -6 | -3 | -3 | -3 | -3 | -5 | -5 | -6 | -7 |
chill °C | -20 | -22 | -27 | -18 | -23 | -14 | -14 | -15 | -22 | -15 | -12 | -10 | -10 | -10 | -11 | -10 | -10 | -7 |
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. Temperatures will be below freezing (max -4°C on Wed morning, min -17°C on Mon night). Winds increasing (calm on Mon night, strong winds from the NNE by Tue night).
Siple Weather (Days 3-6):
A heavy fall of snow, heaviest during Thu afternoon. Temperatures will be below freezing (max -2°C on Thu night, min -7°C on Sat night). Winds decreasing (strong winds from the NE on Thu afternoon, calm by Sat night).
This table gives the weather forecast for Siple at the specific elevation of 500 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 | |||||
ASCATB157E61S | |||||
ASCATB158E61S | |||||
Ushuaia Naval Base Airport | | ||||
Puerto Williams |
* 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.