– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 12 am Thu 19 Feb Local TimeUpdates in: hr min sUpdate imminent
Issued: 12 am Thu 19 Feb Local Time
Updates in:
Update imminent hr min s
Issued: 12 am Thu 19 Feb Local Time
Updates in:
Update imminent hr min s
3 Portal Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Temperatures will be well below freezing (max -6°C on Sat afternoon, min -23°C on Wed night). Mainly strong winds. | Days 5–7 Weather SummaryMostly dry. Temperatures will be below freezing (max -1°C on Sun afternoon, min -11°C on Mon night). Wind will be generally light. | ||||||||||||||||||
Thursday 19 | Friday 20 | Saturday 21 | Sunday 22 | Monday 23 | Tuesday 24 | ||||||||||||||
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 | some clouds | some clouds | cloudy | some clouds | clear | clear | cloudy | some clouds | cloudy | cloudy | light snow | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -19 | -17 | -15 | -15 | -14 | -13 | -13 | -7 | -6 | -5 | -2 | -1 | -7 | -9 | -7 | -10 | -6 | -5 | -6 |
min °C | -23 | -19 | -16 | -16 | -15 | -13 | -14 | -10 | -6 | -6 | -4 | -4 | -10 | -10 | -8 | -11 | -8 | -6 | -7 |
-36 | -31 | -28 | -27 | -26 | -24 | -25 | -20 | -14 | -13 | -11 | -11 | -18 | -18 | -15 | -18 | -12 | -9 | -10 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 100 | 150 | 400 | 850 | 0 | 0 | 0 | 0 | 0 | 200 | 50 | |
Cloud base (m) | 8350 | 8350 | 8750 | 9050 | 5000 | 4900 | 4800 | 8500 | 5100 | 3900 | 2100 | 2100 | |||||||
 | — | 12:00 | — | — | 12:00 | — | — | 3:26 | — | — | 3:53 | — | — | 4:11 | — | — | 4:28 | — | — |
 | — | 12:00 | — | — | 12:00 | — | — | 1:49 | — | — | 1:22 | — | — | 1:02 | — | — | 12:46 | — | — |
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Portal Mountain Weather (Days 0-3):
The weather forecast for Portal Mountain is: Mostly dry. Temperatures will be well below freezing (max -6°C on Sat afternoon, min -23°C on Wed night). Mainly strong winds.
Portal Mountain Weather (Days 3-6):
Mostly dry. Temperatures will be below freezing (max -1°C on Sun afternoon, min -11°C on Mon 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 |
|---|---|---|---|---|---|
SHIP7644 | |||||
Phoenix Field- McMurdo Station |  | ||||
Mcmurdo | |||||
Cape Ross | |||||
Williams Field | | ||||
Williams Field | | ||||
ASCATB165E77S | |||||
ASCATC165E77S | |||||
ASCATB166E77S | |||||
ASCATC166E77S |
* 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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