– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 12 am Thu 15 Jan Local TimeUpdates in: hr min sUpdate imminent
Issued: 12 am Thu 15 Jan Local Time
Updates in:
Update imminent hr min s
Issued: 12 am Thu 15 Jan 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 -8°C on Fri afternoon, min -17°C on Wed night). Wind will be generally light. | Days 5–7 Weather SummaryMostly dry. Extremely cold (max -11°C on Sat night, min -19°C on Sun night). Wind will be generally light. | ||||||||||||||||||
Thursday 15 | Friday 16 | Saturday 17 | Sunday 18 | Monday 19 | Tuesday 20 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | | |  |  | |  | | | |  | |  | | | | | | | |
clear | clear | clear | some clouds | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | some clouds | clear | clear | clear | clear | clear | clear | clear | clear | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -15 | -12 | -11 | -13 | -9 | -8 | -11 | -9 | -9 | -11 | -12 | -11 | -14 | -16 | -15 | -16 | -15 | -13 | -15 |
min °C | -17 | -15 | -11 | -15 | -10 | -9 | -12 | -10 | -10 | -15 | -14 | -12 | -19 | -17 | -15 | -19 | -17 | -13 | -18 |
-25 | -22 | -16 | -21 | -10 | -12 | -16 | -14 | -15 | -23 | -22 | -20 | -28 | -26 | -24 | -29 | -25 | -19 | -26 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Cloud base (m) | 5000 | 4350 | 2150 | 2100 | 2350 | 3500 | 4200 | 5050 | 6650 | 5000 | |||||||||
 | — | 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. Temperatures will be well below freezing (max -8°C on Fri afternoon, min -17°C on Wed night). Wind will be generally light.
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -11°C on Sat night, min -19°C on Sun 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 |
|---|---|---|---|---|---|
SHIP3787 | |||||
Mcmurdo | |||||
Cape Ross | |||||
Williams Field |  | ||||
Mcmurdo Williams | | ||||
Cape Ross | |||||
Williams Field | | ||||
Mcmurdo Williams | | ||||
ASCATB170E77S | |||||
ASCATC170E77S |
* 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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