– Lat/Long: 73.43° S 126.67° W
Siple Weather Forecast
Transantarctic Mountains · AntarcticaIssued: 11 pm Sun 13 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 11 pm Sun 13 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 Mon morning. Temperatures will be below freezing (max -4°C on Sun night, min -20°C on Tue morning). Winds increasing (light winds from the WSW on Tue afternoon, near gales from the NW by Wed afternoon). | Days 5–7 Weather SummaryA heavy fall of snow, heaviest during Wed night. Extremely cold (max -13°C on Wed night, min -22°C on Thu night). Winds increasing (light winds from the WSW on Fri night, strong winds from the NE by Sat afternoon). | |||||||||||||||
Monday 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  |  | | | | | | |  |  | |  | |
heavy snow | heavy snow | mod. snow | light snow | light snow | some clouds | heavy snow | mod. snow | mod. snow | heavy snow | mod. snow | light snow | snow shwrs | clear | clear | some clouds | |
Cloud base (m) | 1300 | 1300 | 1350 | 1300 | 1300 | 1300 | 1450 | 1300 | 1300 | 1300 | 1300 | 1350 | 1350 | 1350 | 9850 | |
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | 22 | 13 | 7 | 3 | 1 | — | 11 | 7 | 7 | 13 | 6 | 5 | 3 | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -4 | -6 | -9 | -15 | -19 | -17 | -13 | -11 | -13 | -13 | -13 | -15 | -20 | -18 | -16 | -13 |
min °C | -6 | -7 | -14 | -19 | -20 | -19 | -17 | -12 | -15 | -14 | -14 | -20 | -22 | -19 | -17 | -15 |
chill °C | -15 | -17 | -27 | -31 | -31 | -28 | -28 | -24 | -28 | -25 | -22 | -33 | -36 | -33 | -30 | -24 |
Freezing level m | 300 | 400 | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
 | — | 3:01 | — | — | 2:57 | — | — | 2:50 | — | — | 2:46 | — | — | 2:40 | — | — |
 | — | 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. Temperatures will be below freezing (max -4°C on Sun night, min -20°C on Tue morning). Winds increasing (light winds from the WSW on Tue afternoon, near gales from the NW by Wed afternoon).
Siple Weather (Days 3-6):
A heavy fall of snow, heaviest during Wed night. Extremely cold (max -13°C on Wed night, min -22°C on Thu night). Winds increasing (light winds from the WSW on Fri night, strong winds from the NE by Sat afternoon).
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 |
|---|---|---|---|---|---|
ASCATC199E66S | |||||
ASCATC198E66S | |||||
ASCATC197E66S | |||||
ASCATC198E65S | |||||
ASCATC197E65S | |||||
ASCATC195E65S | |||||
ASCATC196E65S | |||||
ASCATC196E64S | |||||
Williams Field |  | ||||
ASCATC195E64S |
* 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.