– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 12 am Tue 20 Jan Local TimeUpdates in: hr min sUpdate imminent
Issued: 12 am Tue 20 Jan Local Time
Updates in:
Update imminent hr min s
Issued: 12 am Tue 20 Jan Local Time
Updates in:
Update imminent hr min s
3 Portal Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryMostly dry. Extremely cold (max -14°C on Thu afternoon, min -20°C on Tue night). Wind will be generally light. | Days 5–7 Weather SummaryMostly dry. Extremely cold (max -14°C on Sun afternoon, min -17°C on Fri night). Winds increasing (light winds from the SW on Thu night, strong winds from the SW by Sun afternoon). | ||||||||||||||||||
Tuesday 20 | Wednesday 21 | Thursday 22 | Friday 23 | Saturday 24 | Sunday 25 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | | |  |  |  |  | | |  | | | | | | | | | | |
clear | clear | clear | clear | cloudy | some clouds | some clouds | some clouds | cloudy | cloudy | some clouds | clear | clear | clear | clear | clear | clear | clear | clear | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -18 | -18 | -18 | -19 | -18 | -17 | -17 | -15 | -14 | -15 | -15 | -15 | -15 | -15 | -15 | -16 | -15 | -14 | -14 |
min °C | -19 | -19 | -18 | -20 | -18 | -17 | -18 | -16 | -15 | -16 | -15 | -15 | -17 | -15 | -15 | -17 | -16 | -14 | -15 |
-26 | -25 | -23 | -20 | -24 | -22 | -25 | -23 | -22 | -23 | -22 | -22 | -26 | -26 | -27 | -29 | -29 | -27 | -29 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Cloud base (m) | 2100 | 2050 | 2100 | 2050 | 2100 | 2100 | 4650 | 4950 | |||||||||||
 | — | 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. Extremely cold (max -14°C on Thu afternoon, min -20°C on Tue night). Wind will be generally light.
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -14°C on Sun afternoon, min -17°C on Fri night). Winds increasing (light winds from the SW on Thu night, strong winds from the SW by Sun afternoon).
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 |
|---|---|---|---|---|---|
SHIP7242 | |||||
Cape Ross | |||||
Williams Field |  | ||||
Mcmurdo Williams | | ||||
ASCATC168E77S | |||||
ASCATC168E77S | |||||
ASCATC169E77S | |||||
ASCATC170E77S | |||||
ASCATC171E77S | |||||
ASCATC172E77S |
* 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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