– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 11 pm Thu 21 May Local TimeUpdates in: hr min sUpdate imminent
Issued: 11 pm Thu 21 May Local Time
Updates in:
Update imminent hr min s
Issued: 11 pm Thu 21 May Local Time
Updates in:
Update imminent hr min s
3 Portal Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA dusting of new snow. Extremely cold (max -24°C on Sun morning, min -34°C on Fri night). Winds increasing (light winds from the SSW on Fri morning, strong winds from the SSW by Sat morning). | Days 5–7 Weather SummaryA dusting of new snow. Extremely cold (max -24°C on Sun night, min -34°C on Mon morning). Winds decreasing (strong winds from the S on Sun night, light winds from the S by Wed morning). | ||||||||||||||||||
Friday 22 | Saturday 23 | Sunday 24 | Monday 25 | Tuesday 26 | Wednesday 27 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | | | | |  | |  | | |  | | | | | | | |
cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | light snow | light snow | light snow | cloudy | cloudy | some clouds | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | 1 | 1 | 3 | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -30 | -31 | -32 | -32 | -29 | -28 | -25 | -24 | -24 | -24 | -33 | -32 | -28 | -28 | -28 | -28 | -30 | -33 | -29 |
min °C | -31 | -32 | -33 | -34 | -31 | -28 | -27 | -24 | -24 | -33 | -34 | -33 | -32 | -28 | -28 | -29 | -32 | -33 | -33 |
-43 | -42 | -44 | -47 | -48 | -46 | -44 | -39 | -38 | -49 | -50 | -48 | -47 | -43 | -40 | -40 | -42 | -43 | -44 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Cloud base (m) | 2050 | 2050 | 2050 | 2100 | 2100 | 2100 | 2050 | 2100 | 2100 | 2100 | 2100 | 2050 | 2050 | 2150 | 2050 | 2050 | 2100 | 2100 | 2050 |
 | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — |
 | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — |
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Portal Mountain Weather (Days 0-3):
The weather forecast for Portal Mountain is: A dusting of new snow. Extremely cold (max -24°C on Sun morning, min -34°C on Fri night). Winds increasing (light winds from the SSW on Fri morning, strong winds from the SSW by Sat morning).
Portal Mountain Weather (Days 3-6):
A dusting of new snow. Extremely cold (max -24°C on Sun night, min -34°C on Mon morning). Winds decreasing (strong winds from the S on Sun night, light winds from the S by Wed morning).
This table gives the weather forecast for Portal Mountain at the specific elevation of 2000 m. Our advanced weather models allow us to provide distinct weather forecasts for several elevations of Portal Mountain. 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 |  | ||||
Dumont Durville | |||||
ASCATC125E64S | |||||
ASCATB124E64S | |||||
ASCATC124E64S | |||||
Casey | |||||
ASCATB123E64S | |||||
ASCATC123E64S | |||||
ASCATC122E64S | |||||
ASCATB122E64S |
* 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.
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