– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 11 am Wed 09 Sep Local TimeUpdates in: hr min sUpdate imminent
Issued: 11 am Wed 09 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 11 am Wed 09 Sep Local Time
Updates in:
Update imminent hr min s
3 Portal Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryMostly dry. Extremely cold (max -30°C on Fri night, min -40°C on Wed morning). Winds increasing (calm on Thu morning, fresh winds from the S by Fri morning). | Days 4–6 Weather SummaryMostly dry. Extremely cold (max -25°C on Sun night, min -31°C on Sat morning). Winds decreasing (fresh winds from the SSW on Sun night, light winds from the SSW by Mon night). | |||||||||||||||||
Wednesday 9 | Thursday 10 | Friday 11 | Saturday 12 | Sunday 13 | Monday 14 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | |  | | | | | | | | | | | | | |
clear | clear | some clouds | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | |
Cloud base (m) | 2100 | 2050 | 2050 | 2050 | 2050 | 2100 | 2100 | 2100 | 2100 | 2100 | 2050 | 2100 | 2150 | 2100 | 2100 | |||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -39 | -38 | -34 | -35 | -35 | -34 | -32 | -32 | -30 | -30 | -30 | -29 | -28 | -26 | -25 | -25 | -26 | -27 |
min °C | -40 | -38 | -37 | -35 | -35 | -35 | -33 | -32 | -31 | -31 | -30 | -31 | -29 | -27 | -26 | -25 | -27 | -29 |
chill °C | -56 | -53 | -50 | -41 | -46 | -49 | -50 | -48 | -47 | -45 | -42 | -46 | -44 | -42 | -42 | -38 | -40 | -42 |
Freezing level m | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
 | 8:53 | — | — | 8:45 | — | — | 8:37 | — | — | 8:30 | — | — | 8:22 | — | — | 8:15 | — | — |
 | — | 5:49 | — | — | 5:57 | — | — | 6:04 | — | — | 6:12 | — | — | 6:19 | — | — | 6:25 | — |
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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 Fri night, min -40°C on Wed morning). Winds increasing (calm on Thu morning, fresh winds from the S by Fri morning).
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -25°C on Sun night, min -31°C on Sat morning). Winds decreasing (fresh winds from the SSW on Sun night, light winds from the SSW by Mon night).
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 |
|---|---|---|---|---|---|
Williams Field |  | ||||
Dumont Durville | |||||
Casey |  | ||||
Davis | |||||
Macquarie Island | |||||
CampbellIslandAws | |||||
BaseBelgranoII | |||||
Mawson |
* 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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