– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 12 am Mon 01 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 12 am Mon 01 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 12 am Mon 01 Dec 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 -16°C on Sun night, min -21°C on Tue night). Winds decreasing (fresh winds from the W on Mon night, calm by Wed morning). | Days 5–7 Weather SummaryA dusting of new snow. Extremely cold (max -16°C on Sat morning, min -20°C on Wed night). Wind will be generally light. | ||||||||||||||||||
Monday 1 | Tuesday 2 | Wednesday 3 | Thursday 4 | Friday 5 | Saturday 6 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  | | | | | | | | |  | | | |  |  |  | |
some clouds | clear | clear | clear | clear | clear | clear | clear | some clouds | clear | clear | clear | some clouds | some clouds | clear | some clouds | cloudy | light snow | snow shwrs | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 | 1 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | -16 | -17 | -16 | -18 | -19 | -18 | -20 | -18 | -17 | -19 | -18 | -17 | -18 | -17 | -17 | -17 | -16 | -16 | -17 |
min°C | -18 | -17 | -17 | -20 | -19 | -18 | -21 | -19 | -18 | -20 | -19 | -17 | -20 | -18 | -17 | -18 | -16 | -16 | -19 |
-28 | -28 | -29 | -33 | -29 | -25 | -27 | -19 | -18 | -26 | -26 | -25 | -20 | -18 | -22 | -25 | -24 | -24 | -26 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Cloud base (m) | 4000 | 4950 | 5100 | 2350 | 2100 | 2150 | 2100 | 2100 | 2100 | ||||||||||
 | — | 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: Mostly dry. Extremely cold (max -16°C on Sun night, min -21°C on Tue night). Winds decreasing (fresh winds from the W on Mon night, calm by Wed morning).
Portal Mountain Weather (Days 3-6):
A dusting of new snow. Extremely cold (max -16°C on Sat morning, min -20°C on Wed night). Wind will be generally light.
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 |  | ||||
Mcmurdo | |||||
Cape Ross | |||||
Williams Field | | ||||
Mcmurdo Williams | | ||||
ASCATC172E77S | |||||
ASCATB173E77S | |||||
ASCATB172E77S | |||||
ASCATB171E76S | |||||
ASCATB174E77S |
* 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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