– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 11 am Thu 21 May Local TimeUpdates in: hr min sUpdate imminent
Issued: 11 am Thu 21 May Local Time
Updates in:
Update imminent hr min s
Issued: 11 am Thu 21 May Local Time
Updates in:
Update imminent hr min s
3 Portal Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryA dusting of new snow. Extremely cold (max -18°C on Sat night, min -34°C on Thu morning). Wind will be generally light. | Days 4–6 Weather SummaryA light covering of new snow mostly falling on Sun morning. Extremely cold (max -16°C on Sun night, min -30°C on Mon afternoon). Mainly strong winds. | |||||||||||||||||
Thursday 21 | Friday 22 | Saturday 23 | Sunday 24 | Monday 25 | Tuesday 26 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  | | | | |  |  | | | | |  | | | | |
cloudy | some clouds | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | light snow | light snow | light snow | light snow | cloudy | cloudy | some clouds | cloudy | cloudy | light snow | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | 1 | 2 | 2 | 3 | — | — | — | — | — | 2 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -33 | -32 | -30 | -32 | -31 | -29 | -26 | -23 | -18 | -17 | -17 | -16 | -28 | -28 | -27 | -24 | -20 | -18 |
min °C | -34 | -33 | -31 | -33 | -32 | -32 | -26 | -24 | -22 | -18 | -17 | -28 | -29 | -30 | -30 | -27 | -23 | -20 |
-47 | -46 | -43 | -45 | -44 | -44 | -38 | -36 | -34 | -28 | -29 | -36 | -38 | -39 | -44 | -39 | -33 | -30 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Cloud base (m) | 2050 | 2050 | 2100 | 2100 | 2100 | 2100 | 2100 | 2100 | 2100 | 2050 | 2050 | 2100 | 2100 | 2050 | 2050 | 2050 | 2050 | 2050 |
 | 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: A dusting of new snow. Extremely cold (max -18°C on Sat night, min -34°C on Thu morning). Wind will be generally light.
Portal Mountain Weather (Days 3-6):
A light covering of new snow mostly falling on Sun morning. Extremely cold (max -16°C on Sun night, min -30°C on Mon afternoon). Mainly strong winds.
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 |
|---|---|---|---|---|---|
Williams Field |  | ||||
ASCATB262E71S | |||||
ASCATB263E71S | |||||
ASCATC263E71S | |||||
ASCATC264E71S | |||||
ASCATB264E71S | |||||
ASCATC265E71S | |||||
ASCATB265E71S |
* 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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