– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 12 am Wed 17 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 12 am Wed 17 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 12 am Wed 17 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 -12°C on Fri afternoon, min -18°C on Wed night). Winds increasing (light winds from the W on Tue night, fresh winds from the W by Thu night). | Days 5–7 Weather SummaryMostly dry. Extremely cold (max -12°C on Sun afternoon, min -17°C on Fri night). Winds increasing (light winds from the WNW on Sat night, strong winds from the W by Mon afternoon). | ||||||||||||||||||
Wednesday 17 | Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  | | | | | | | | | | | | | | | |
some clouds | cloudy | cloudy | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | -15 | -13 | -13 | -15 | -14 | -13 | -14 | -13 | -12 | -14 | -14 | -13 | -15 | -13 | -12 | -14 | -13 | -12 | -12 |
min°C | -16 | -14 | -13 | -18 | -15 | -13 | -16 | -14 | -12 | -17 | -15 | -13 | -17 | -15 | -12 | -16 | -14 | -12 | -13 |
-23 | -20 | -20 | -28 | -25 | -23 | -27 | -25 | -22 | -27 | -24 | -21 | -25 | -24 | -21 | -26 | -25 | -23 | -25 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Cloud base (m) | 5300 | 5300 | 5550 | 7700 | 8000 | 5150 | |||||||||||||
 | — | 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 -12°C on Fri afternoon, min -18°C on Wed night). Winds increasing (light winds from the W on Tue night, fresh winds from the W by Thu night).
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -12°C on Sun afternoon, min -17°C on Fri night). Winds increasing (light winds from the WNW on Sat night, strong winds from the W by Mon afternoon).
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 |
|---|---|---|---|---|---|
Phoenix Field- McMurdo Station |  | ||||
Mcmurdo | |||||
Cape Ross | |||||
Williams Field | | ||||
Mcmurdo Williams |  | ||||
ASCATB171E77S | |||||
ASCATC171E77S | |||||
ASCATC172E77S | |||||
ASCATB172E77S | |||||
ASCATB173E77S |
* 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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