– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 11 am Sun 07 Jun Local TimeUpdates in: hr min sUpdate imminent
Issued: 11 am Sun 07 Jun Local Time
Updates in:
Update imminent hr min s
Issued: 11 am Sun 07 Jun Local Time
Updates in:
Update imminent hr min s
3 Portal Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryMostly dry. Extremely cold (max -25°C on Mon morning, min -40°C on Tue night). Winds increasing (moderate winds from the WSW on Sun night, strong winds from the WSW by Tue night). | Days 4–6 Weather SummaryMostly dry. Extremely cold (max -31°C on Fri morning, min -40°C on Wed morning). Winds decreasing (strong winds from the WSW on Wed morning, light winds from the SW by Thu afternoon). | |||||||||||||||||
Sunday 7 | Monday 8 | Tuesday 9 | Wednesday 10 | Thursday 11 | Friday 12 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  | | | | | | | | | |  | | | | |
clear | clear | clear | some clouds | cloudy | clear | clear | clear | clear | clear | clear | clear | clear | some clouds | cloudy | cloudy | cloudy | cloudy | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -27 | -27 | -26 | -25 | -25 | -28 | -32 | -35 | -37 | -40 | -40 | -39 | -38 | -37 | -32 | -31 | -31 | -31 |
min °C | -27 | -27 | -27 | -26 | -26 | -31 | -33 | -36 | -40 | -40 | -40 | -40 | -38 | -38 | -36 | -31 | -31 | -33 |
-43 | -42 | -40 | -40 | -40 | -49 | -52 | -56 | -62 | -62 | -60 | -59 | -54 | -50 | -48 | -44 | -45 | -47 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Cloud base (m) | 5400 | 2150 | 2150 | 2050 | 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: Mostly dry. Extremely cold (max -25°C on Mon morning, min -40°C on Tue night). Winds increasing (moderate winds from the WSW on Sun night, strong winds from the WSW by Tue night).
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -31°C on Fri morning, min -40°C on Wed morning). Winds decreasing (strong winds from the WSW on Wed morning, light winds from the SW by Thu 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 |
|---|---|---|---|---|---|
Williams Field |  | ||||
ASCATB148E64S | |||||
ASCATB146E65S | |||||
ASCATB147E64S | |||||
ASCATB146E64S | |||||
DomeA | |||||
ASCATB149E64S | |||||
ASCATB145E64S | |||||
ASCATB144E64S |
* 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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