– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 12 am Thu 29 Jan Local TimeUpdates in: hr min sUpdate imminent
Issued: 12 am Thu 29 Jan Local Time
Updates in:
Update imminent hr min s
Issued: 12 am Thu 29 Jan Local Time
Updates in:
Update imminent hr min s
3 Portal Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA dusting of new snow. Extremely cold (max -12°C on Sat morning, min -23°C on Thu night). Wind will be generally light. | Days 5–7 Weather SummaryA dusting of new snow. Temperatures will be well below freezing (max -7°C on Tue afternoon, min -13°C on Sat night). Wind will be generally light. | ||||||||||||||||||
Thursday 29 | Friday 30 | Saturday 31 | Sunday 1 | Monday 2 | Tuesday 3 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | | |  |  |  |  | |  |  | | | | | | | | | | |
clear | clear | clear | clear | some clouds | cloudy | cloudy | cloudy | light snow | light snow | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | light snow | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | 2 | 1 | — | — | — | — | — | — | — | — | 2 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -18 | -17 | -17 | -19 | -18 | -16 | -15 | -12 | -12 | -12 | -12 | -11 | -11 | -9 | -9 | -10 | -8 | -7 | -7 |
min °C | -22 | -19 | -17 | -23 | -20 | -17 | -17 | -14 | -12 | -13 | -12 | -11 | -12 | -10 | -9 | -11 | -9 | -7 | -8 |
-31 | -26 | -23 | -32 | -28 | -24 | -23 | -22 | -21 | -18 | -18 | -17 | -17 | -16 | -15 | -16 | -14 | -12 | -8 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Cloud base (m) | 2250 | 2150 | 2100 | 2100 | 2050 | 2100 | 2100 | 2050 | 2050 | 2100 | 2050 | 2050 | 2050 | 2050 | 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: A dusting of new snow. Extremely cold (max -12°C on Sat morning, min -23°C on Thu night). Wind will be generally light.
Portal Mountain Weather (Days 3-6):
A dusting of new snow. Temperatures will be well below freezing (max -7°C on Tue afternoon, min -13°C on Sat night). Wind will be generally light.
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 |
|---|---|---|---|---|---|
SHIP7882 | |||||
Phoenix Field- McMurdo Station |  | ||||
Cape Ross | |||||
Williams Field |  | ||||
Mcmurdo Williams | | ||||
Mcmurdo Williams | | ||||
ASCATC168E77S | |||||
ASCATB168E77S | |||||
ASCATC169E77S | |||||
ASCATB169E77S |
* 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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