– Lat/Long: 73.43° S 126.67° W
Siple Weather Forecast
Transantarctic Mountains · AntarcticaIssued: 11 pm Mon 14 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 11 pm Mon 14 Sep Local Time
Updates in:
Update imminent hr min s
4 Siple Elevations: 4 Forecast Elevations: Days 1–4 Weather SummaryA heavy fall of snow, heaviest during Wed afternoon. Extremely cold (max -11°C on Tue night, min -22°C on Thu afternoon). Winds decreasing (near gales from the NW on Wed morning, light winds from the W by Thu morning). | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Sun morning. Temperatures will be well below freezing (max -10°C on Sat afternoon, min -25°C on Sun afternoon). Winds decreasing (near gales from the WSW on Thu night, light winds from the NW by Fri night). | |||||||||||||||
Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | Saturday 19 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | |  |  | |  |  | |  | |  | | |
light snow | snow shwrs | some clouds | mod. snow | heavy snow | heavy snow | heavy snow | light snow | light snow | snow shwrs | clear | some clouds | some clouds | light snow | mod. snow | heavy snow | |
Cloud base (m) | 1300 | 1300 | 8000 | 1350 | 1300 | 1300 | 1350 | 1350 | 1350 | 1350 | 2300 | 1350 | 1350 | 1300 | 1300 | 1350 |
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | 4 | 1 | — | 7 | 14 | 15 | 14 | 4 | 2 | 1 | — | — | — | 3 | 10 | 11 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -16 | -19 | -18 | -11 | -11 | -14 | -13 | -14 | -20 | -20 | -17 | -16 | -13 | -12 | -10 | -11 |
min °C | -19 | -20 | -19 | -18 | -12 | -14 | -14 | -16 | -22 | -23 | -18 | -17 | -15 | -12 | -11 | -12 |
chill °C | -31 | -33 | -31 | -30 | -25 | -27 | -27 | -28 | -38 | -40 | -32 | -28 | -24 | -22 | -21 | -24 |
Freezing level m | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
 | — | 2:57 | — | — | 2:50 | — | — | 2:46 | — | — | 2:40 | — | — | 2:34 | — | — |
 | — | 1:48 | — | — | 1:53 | — | — | 1:59 | — | — | 2:03 | — | — | 2:08 | — | — |
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Siple Weather (Days 0-3):
The weather forecast for Siple is: A heavy fall of snow, heaviest during Wed afternoon. Extremely cold (max -11°C on Tue night, min -22°C on Thu afternoon). Winds decreasing (near gales from the NW on Wed morning, light winds from the W by Thu morning).
Siple Weather (Days 3-6):
A heavy fall of snow, heaviest during Sun morning. Temperatures will be well below freezing (max -10°C on Sat afternoon, min -25°C on Sun afternoon). Winds decreasing (near gales from the WSW on Thu night, light winds from the NW by Fri night).
This table gives the weather forecast for Siple at the specific elevation of 1500 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 |  | ||||
ASCATB276E65S | |||||
ASCATB276E64S | |||||
ASCATB277E65S | |||||
ASCATB277E64S | |||||
ASCATB278E64S | |||||
ASCATB279E64S | |||||
ASCATB278E63S | |||||
ASCATB279E63S |
* 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.