– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 5 pm Thu 30 Jul Local TimeUpdates in: hr min sUpdate imminent
Issued: 5 pm Thu 30 Jul Local Time
Updates in:
Update imminent hr min s
Issued: 5 pm Thu 30 Jul 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 -30°C on Thu afternoon, min -33°C on Sat morning). Winds increasing (moderate winds from the WSW on Thu afternoon, strong winds from the WSW by Sun morning). | Days 5–7 Weather SummaryMostly dry. Extremely cold (max -27°C on Mon night, min -35°C on Sun night). Winds decreasing (stormy winds from the SW on Mon afternoon, moderate winds from the WSW by Tue morning). | ||||||||||||||||
Thu 30 | Friday 31 | Saturday 1 | Sunday 2 | Monday 3 | Tuesday 4 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | | | | | | | | | | | |  |  | | |
clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | cloudy | some clouds | clear | |
Cloud base (m) | 5000 | 4850 | 8200 | 7400 | 4750 | 4450 | 2150 | ||||||||||
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -30 | -30 | -31 | -31 | -32 | -33 | -33 | -32 | -32 | -32 | -34 | -35 | -32 | -27 | -27 | -27 | -32 |
min °C | -31 | -31 | -31 | -32 | -32 | -33 | -33 | -33 | -32 | -33 | -35 | -35 | -34 | -31 | -27 | -30 | -34 |
chill °C | -46 | -46 | -48 | -50 | -50 | -51 | -51 | -52 | -51 | -54 | -59 | -60 | -58 | -54 | -41 | -47 | -56 |
Freezing level m | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
 | — | — | 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: Mostly dry. Extremely cold (max -30°C on Thu afternoon, min -33°C on Sat morning). Winds increasing (moderate winds from the WSW on Thu afternoon, strong winds from the WSW by Sun morning).
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -27°C on Mon night, min -35°C on Sun night). Winds decreasing (stormy winds from the SW on Mon afternoon, moderate winds from the WSW by Tue 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 |
|---|---|---|---|---|---|
Phoenix Field- McMurdo Station |  | ||||
Williams Field |  | ||||
ASCATB171E69S | |||||
ASCATB172E69S | |||||
ASCATB172E68S | |||||
ASCATB178E65S | |||||
ASCATB179E65S | |||||
ASCATC179E65S | |||||
ASCATC180E65S | |||||
ASCATB180E65S |
* 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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