– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 11 pm Sat 29 Aug Local TimeUpdates in: hr min sUpdate imminent
Issued: 11 pm Sat 29 Aug Local Time
Updates in:
Update imminent hr min s
Issued: 11 pm Sat 29 Aug 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 -13°C on Tue morning, min -26°C on Sun morning). Wind will be generally light. | Days 5–7 Weather SummaryMostly dry. Extremely cold (max -19°C on Tue night, min -42°C on Fri afternoon). Winds increasing (light winds from the WNW on Tue night, near gales from the W by Wed night). | |||||||||||||||
Sunday 30 | Monday 31 | Tuesday 1 | Wednesday 2 | Thursday 3 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | |  |  | | | | |  | |  | | | | |
cloudy | some clouds | some clouds | cloudy | cloudy | light snow | cloudy | cloudy | light snow | cloudy | clear | clear | clear | clear | clear | clear | |
Cloud base (m) | 2100 | 2100 | 2200 | 2150 | 2100 | 2100 | 2100 | 2100 | 2150 | 8150 | 4200 | |||||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | 2 | — | — | 1 | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -20 | -26 | -26 | -18 | -17 | -19 | -16 | -13 | -13 | -19 | -32 | -33 | -31 | -32 | -32 | -34 |
min °C | -24 | -26 | -26 | -24 | -18 | -19 | -18 | -15 | -14 | -31 | -33 | -33 | -32 | -33 | -33 | -38 |
chill °C | -32 | -36 | -37 | -34 | -23 | -23 | -18 | -19 | -20 | -46 | -51 | -52 | -52 | -53 | -53 | -57 |
Freezing level m | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
 | — | 10:22 | — | — | 10:12 | — | — | 10:03 | — | — | 9:53 | — | — | 9:45 | — | — |
 | — | — | 4:27 | — | — | 4:36 | — | — | 4:45 | — | — | 4:53 | — | — | 5:01 | — |
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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 -13°C on Tue morning, min -26°C on Sun morning). Wind will be generally light.
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -19°C on Tue night, min -42°C on Fri afternoon). Winds increasing (light winds from the WNW on Tue night, near gales from the W by Wed night).
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 | |||||
ASCATC141E63S | |||||
ASCATC140E63S | |||||
ASCATB136E64S | |||||
ASCATC139E63S | |||||
ASCATB134E64S | |||||
ASCATC138E63S | |||||
ASCATC133E64S | |||||
ASCATC137E63S |
* 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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