– 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. Extremely cold (max -12°C on Tue afternoon, min -26°C on Wed morning). Winds increasing (light winds from the W on Mon night, extremely windy from the W by Wed afternoon). | Days 4–6 Weather SummaryA heavy fall of snow, heaviest during Fri afternoon. Extremely cold (max -21°C on Fri morning, min -34°C on Sat afternoon). Winds increasing (moderate winds from the NW on Thu night, severe gales from the NW by Fri night). | |||||||||||||||||
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 | snow shwrs | snow shwrs | snow shwrs | cloudy | light snow | clear | snow shwrs | light snow | mod. snow | snow shwrs | snow shwrs | some clouds | 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 | — | 3 | — | 1 | 18 | 7 | 2 | — | 1 | — | 1 | 5 | 10 | 3 | 2 | — | 1 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -20 | -18 | -17 | -15 | -12 | -13 | -25 | -22 | -22 | -25 | -24 | -22 | -21 | -21 | -27 | -32 | -32 | -23 |
min °C | -23 | -19 | -20 | -17 | -13 | -23 | -26 | -24 | -24 | -26 | -25 | -23 | -21 | -25 | -31 | -33 | -34 | -29 |
chill °C | -42 | -35 | -28 | -31 | -27 | -44 | -51 | -48 | -38 | -41 | -42 | -37 | -38 | -45 | -48 | -52 | -53 | -51 |
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. Extremely cold (max -12°C on Tue afternoon, min -26°C on Wed morning). Winds increasing (light winds from the W on Mon night, extremely windy from the W by Wed afternoon).
Siple Weather (Days 3-6):
A heavy fall of snow, heaviest during Fri afternoon. Extremely cold (max -21°C on Fri morning, min -34°C on Sat afternoon). Winds increasing (moderate winds from the NW on Thu night, severe gales from the NW by Fri 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.
| 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.