– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 11 pm Sun 23 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 11 pm Sun 23 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 11 pm Sun 23 Aug Local Time
Updates in:
Update imminent hr min s
3 Portal Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Extremely cold (max -31°C on Sun night, min -44°C on Wed afternoon). Wind will be generally light. | Days 5–7 Weather SummaryA light covering of new snow mostly falling on Fri morning. Extremely cold (max -18°C on Fri morning, min -41°C on Wed night). Wind will be generally light. | |||||||||||||||
Monday 24 | Tuesday 25 | Wednesday 26 | Thursday 27 | Friday 28 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | | | | | | |  | |  |  | | | |
cloudy | some clouds | clear | clear | clear | clear | clear | clear | clear | clear | cloudy | cloudy | light snow | light snow | light snow | cloudy | |
Cloud base (m) | 2100 | 2100 | 2150 | 2100 | 2050 | 2050 | 2050 | 2100 | 2050 | |||||||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | 1 | 4 | 2 | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -31 | -38 | -40 | -41 | -39 | -39 | -40 | -43 | -43 | -39 | -34 | -29 | -19 | -18 | -21 | -27 |
min °C | -34 | -39 | -41 | -41 | -40 | -40 | -42 | -43 | -44 | -41 | -37 | -30 | -26 | -19 | -29 | -31 |
chill °C | -46 | -54 | -56 | -56 | -55 | -56 | -59 | -60 | -61 | -55 | -44 | -39 | -34 | -30 | -39 | -41 |
Freezing level m | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
 | — | 11:33 | — | — | 11:18 | — | — | 11:07 | — | — | 10:55 | — | — | 10:44 | — | — |
 | — | — | 3:19 | — | — | 3:33 | — | — | 3:45 | — | — | 3:56 | — | — | 4:07 | — |
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Portal Mountain Weather (Days 0-3):
The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -31°C on Sun night, min -44°C on Wed afternoon). Wind will be generally light.
Portal Mountain Weather (Days 3-6):
A light covering of new snow mostly falling on Fri morning. Extremely cold (max -18°C on Fri morning, min -41°C on Wed night). Wind will be generally light.
This table gives the weather forecast for Portal Mountain at the specific elevation of 1000 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 | |||||
ASCATB133E64S | |||||
ASCATB132E64S | |||||
ASCATB131E64S | |||||
ASCATB130E64S | |||||
ASCATB132E63S | |||||
ASCATB129E64S | |||||
ASCATB128E64S | |||||
ASCATB127E64S |
* 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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