– Lat/Long: 73.43° S 126.67° W
Siple Weather Forecast
Transantarctic Mountains · AntarcticaIssued: 11 am Mon 21 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 11 am Mon 21 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 Tue night, min -16°C on Mon morning). Winds decreasing (near gales from the W on Wed morning, calm by Wed night). | Days 4–6 Weather SummaryA moderate fall of snow, heaviest on Fri afternoon. Temperatures will be below freezing (max -5°C on Fri afternoon, min -23°C on Sat afternoon). Mainly fresh winds. | |||||||||||||||||
Monday 21 | Tuesday 22 | Wednesday 23 | Thursday 24 | Friday 25 | Saturday 26 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  |  | |  | |  | | | | | | | | |
snow shwrs | cloudy | snow shwrs | some clouds | light snow | heavy snow | mod. snow | snow shwrs | cloudy | light snow | clear | snow shwrs | light snow | mod. snow | snow shwrs | light snow | cloudy | snow shwrs | |
Cloud base (m) | 1350 | 5000 | 1500 | 1400 | 1550 | 1300 | 1350 | 1350 | 1350 | 1350 | 5400 | 1300 | 1350 | 1350 | 1350 | 1350 | 1350 | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | 1 | — | 1 | — | 1 | 12 | 6 | 2 | — | 1 | — | 1 | 4 | 7 | 3 | 2 | — | 1 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -14 | -8 | -7 | -6 | -5 | -4 | -7 | -14 | -10 | -9 | -10 | -8 | -6 | -5 | -15 | -18 | -22 | -11 |
min °C | -16 | -12 | -9 | -7 | -6 | -5 | -9 | -14 | -11 | -9 | -10 | -10 | -9 | -7 | -16 | -21 | -23 | -22 |
chill °C | -27 | -18 | -15 | -13 | -12 | -14 | -20 | -25 | -18 | -12 | -14 | -10 | -18 | -15 | -24 | -32 | -34 | -32 |
Freezing level m | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
 | 2:24 | — | — | 2:17 | — | — | 2:12 | — | — | 2:06 | — | — | 2:00 | — | — | 1:55 | — | — |
 | 2:18 | — | — | 2:22 | — | — | 2:27 | — | — | 2:33 | — | — | 2:37 | — | — | 2:42 | — | — |
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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 Tue night, min -16°C on Mon morning). Winds decreasing (near gales from the W on Wed morning, calm by Wed night).
Siple Weather (Days 3-6):
A moderate fall of snow, heaviest on Fri afternoon. Temperatures will be below freezing (max -5°C on Fri afternoon, min -23°C on Sat afternoon). Mainly fresh winds.
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 |  | ||||
ASCATB296E64S | |||||
ASCATB297E64S | |||||
ASCATB296E63S | |||||
ASCATB299E63S | |||||
ASCATC299E63S | |||||
ASCATB297E63S | |||||
ASCATB298E63S | |||||
Marambio Airport (Seymour Island) |  | ||||
ASCATC300E63S |
* 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.