– Lat/Long: 73.43° S 126.67° W
Siple Weather Forecast
Transantarctic Mountains · AntarcticaIssued: 12 pm Sun 04 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 12 pm Sun 04 Oct 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 -20°C on Sun night, min -25°C on Mon night). Winds decreasing (severe gales from the NE on Sun night, light winds from the WNW by Tue night). | Days 4–6 Weather SummaryMostly dry. Extremely cold (max -24°C on Wed morning, min -27°C on Thu morning). Winds increasing (light winds from the WSW on Wed afternoon, strong winds from the WSW by Fri morning). | |||||||||||||||||
Sunday 4 | Monday 5 | Tuesday 6 | Wednesday 7 | Thursday 8 | Friday 9 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | |  |  |  |  | | | | | | | | |  | |
heavy snow | heavy snow | heavy snow | snow shwrs | snow shwrs | snow shwrs | some clouds | clear | clear | some clouds | clear | clear | clear | some clouds | clear | clear | some clouds | some clouds | |
Cloud base (m) | 1350 | 1350 | 1350 | 1350 | 1350 | 1400 | 1350 | 3750 | 1400 | 1400 | 1350 | 1350 | 1400 | |||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | 12 | 19 | 20 | 25 | 11 | 7 | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -22 | -24 | -20 | -21 | -23 | -22 | -24 | -24 | -24 | -24 | -24 | -24 | -26 | -26 | -26 | -25 | -25 | -26 |
min °C | -23 | -24 | -24 | -23 | -23 | -25 | -25 | -24 | -24 | -24 | -24 | -26 | -27 | -26 | -26 | -26 | -26 | -27 |
chill °C | -40 | -41 | -42 | -41 | -41 | -39 | -38 | -35 | -32 | -35 | -34 | -38 | -39 | -39 | -39 | -42 | -42 | -43 |
Freezing level m | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
 | 2:08 | — | — | 2:01 | — | — | 1:55 | — | — | 1:50 | — | — | 1:44 | — | — | 1:39 | — | — |
 | — | 4:25 | — | — | 4:30 | — | — | 4:36 | — | — | 4:42 | — | — | 4:46 | — | — | 4:52 | — |
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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 -20°C on Sun night, min -25°C on Mon night). Winds decreasing (severe gales from the NE on Sun night, light winds from the WNW by Tue night).
Siple Weather (Days 3-6):
Mostly dry. Extremely cold (max -24°C on Wed morning, min -27°C on Thu morning). Winds increasing (light winds from the WSW on Wed afternoon, strong winds from the WSW by Fri morning).
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 |  | ||||
| |||||
Marambio Airport (Seymour Island) |  | ||||
Teniente R. Marsh Airport |  | ||||
ASCATC166E62S | |||||
ASCATC165E62S | |||||
ASCATC166E61S | |||||
ASCATC164E62S | |||||
ASCATC165E61S | |||||
ASCATC164E61S |
* 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.