– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 12 am Thu 18 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 12 am Thu 18 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 12 am Thu 18 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 -19°C on Thu afternoon, min -21°C on Wed night). Winds increasing (moderate winds from the SSW on Wed night, near gales from the SW by Thu night). | Days 5–7 Weather SummaryMostly dry. Extremely cold (max -18°C on Tue morning, min -22°C on Sun night). Winds increasing (moderate winds from the WSW on Sun morning, severe gales from the SW by Tue afternoon). | ||||||||||||||||||
Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | Tuesday 23 | ||||||||||||||
night | AM | 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 | clear | clear | clear | clear | clear | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | -20 | -20 | -19 | -19 | -20 | -20 | -20 | -21 | -21 | -21 | -21 | -21 | -22 | -21 | -20 | -19 | -18 | -18 | -18 |
min°C | -21 | -20 | -20 | -20 | -20 | -20 | -21 | -21 | -21 | -21 | -21 | -21 | -22 | -21 | -21 | -20 | -19 | -18 | -18 |
-32 | -34 | -35 | -36 | -36 | -36 | -36 | -35 | -34 | -34 | -33 | -34 | -37 | -37 | -37 | -37 | -36 | -35 | -35 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Cloud base (m) | 6650 | 8100 | |||||||||||||||||
 | — | 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 -19°C on Thu afternoon, min -21°C on Wed night). Winds increasing (moderate winds from the SSW on Wed night, near gales from the SW by Thu night).
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -18°C on Tue morning, min -22°C on Sun night). Winds increasing (moderate winds from the WSW on Sun morning, severe gales from the SW by Tue afternoon).
This table gives the weather forecast for Portal Mountain at the specific elevation of 2555 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 |  | ||||
Cape Ross | |||||
Williams Field | | ||||
Mcmurdo Williams | | ||||
ASCATC170E77S | |||||
ASCATB170E77S | |||||
ASCATC170E76S | |||||
ASCATC171E77S | |||||
ASCATB171E77S | |||||
ASCATC172E77S |
* 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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