– Lat/Long: 73.43° S 126.67° W
Siple Weather Forecast
Transantarctic Mountains · AntarcticaIssued: 11 am Sun 13 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 11 am Sun 13 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 morning. Extremely cold (max -13°C on Sun morning, min -27°C on Tue morning). Winds decreasing (extremely windy from the NW on Mon afternoon, moderate winds from the WSW by Tue afternoon). | Days 4–6 Weather SummaryA heavy fall of snow, heaviest during Wed afternoon. Extremely cold (max -17°C on Wed morning, min -28°C on Thu night). Winds decreasing (extremely windy from the NW on Wed afternoon, light winds from the NNW by Fri night). | |||||||||||||||||
Sunday 13 | Monday 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  |  |  |  | | | |  | | | | |  | |
cloudy | mod. snow | heavy snow | heavy snow | mod. snow | snow shwrs | snow shwrs | clear | light snow | mod. snow | heavy snow | snow shwrs | light snow | snow shwrs | snow shwrs | clear | clear | clear | |
Cloud base (m) | 2450 | 1600 | 1300 | 1300 | 1350 | 1300 | 1300 | 1350 | 1300 | 1300 | 1300 | 1300 | 1350 | 1350 | 1400 | |||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | 8 | 29 | 18 | 6 | 2 | 1 | — | 5 | 10 | 11 | 12 | 5 | 5 | 4 | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -13 | -13 | -13 | -13 | -17 | -22 | -27 | -25 | -17 | -17 | -19 | -22 | -22 | -25 | -27 | -25 | -24 | -22 |
min °C | -15 | -13 | -14 | -13 | -19 | -26 | -27 | -26 | -23 | -18 | -20 | -23 | -24 | -26 | -28 | -26 | -25 | -23 |
chill °C | -30 | -27 | -29 | -28 | -40 | -46 | -46 | -43 | -37 | -37 | -39 | -42 | -36 | -41 | -44 | -44 | -44 | -39 |
Freezing level m | 300 | 200 | 300 | 550 | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
 | 3:08 | — | — | 3:01 | — | — | 2:57 | — | — | 2:50 | — | — | 2:46 | — | — | 2:40 | — | — |
 | 1:38 | — | — | 1:44 | — | — | 1:48 | — | — | 1:53 | — | — | 1:59 | — | — | 2:03 | — | — |
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Siple Weather (Days 0-3):
The weather forecast for Siple is: A heavy fall of snow, heaviest during Mon morning. Extremely cold (max -13°C on Sun morning, min -27°C on Tue morning). Winds decreasing (extremely windy from the NW on Mon afternoon, moderate winds from the WSW by Tue afternoon).
Siple Weather (Days 3-6):
A heavy fall of snow, heaviest during Wed afternoon. Extremely cold (max -17°C on Wed morning, min -28°C on Thu night). Winds decreasing (extremely windy from the NW on Wed afternoon, light winds from the NNW 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 |  | ||||
BaseSanMartin | |||||
ASCATC182E65S | |||||
ASCATC182E64S | |||||
ASCATC181E64S | |||||
ASCATC183E64S | |||||
ASCATC183E63S | |||||
ASCATC180E64S | |||||
ASCATC182E63S | |||||
ASCATC181E63S |
* 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.