– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 5 pm Sat 02 May Local TimeUpdates in: hr min sUpdate imminent
Issued: 5 pm Sat 02 May Local Time
Updates in:
Update imminent hr min s
Issued: 5 pm Sat 02 May 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 -27°C on Sun night, min -36°C on Sat afternoon). Winds increasing (light winds from the SSW on Sat night, fresh winds from the SSE by Sun night). | Days 5–7 Weather SummaryMostly dry. Extremely cold (max -27°C on Thu night, min -30°C on Thu afternoon). Mainly strong winds. | ||||||||||||||||
Sat 2 | Sunday 3 | Monday 4 | Tuesday 5 | Wednesday 6 | Thursday 7 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  | | | | | |  | |  | | | | | |
clear | clear | some clouds | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | some clouds | some clouds | clear | clear | clear | clear | cloudy | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -35 | -33 | -31 | -28 | -27 | -27 | -27 | -27 | -28 | -28 | -28 | -28 | -28 | -29 | -28 | -29 | -27 |
min °C | -36 | -35 | -32 | -30 | -28 | -28 | -27 | -27 | -28 | -28 | -28 | -28 | -28 | -29 | -29 | -30 | -30 |
-48 | -45 | -41 | -41 | -41 | -41 | -38 | -39 | -40 | -39 | -38 | -44 | -45 | -46 | -47 | -43 | -39 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Cloud base (m) | 5200 | 4600 | 2100 | 2100 | 2100 | 2100 | 2100 | 2100 | 2050 | 3300 | 3800 | 2150 | 2100 | ||||
 | — | — | 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 -27°C on Sun night, min -36°C on Sat afternoon). Winds increasing (light winds from the SSW on Sat night, fresh winds from the SSE by Sun night).
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -27°C on Thu night, min -30°C on Thu afternoon). Mainly strong winds.
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 |  | ||||
DomeA | |||||
ASCATC88E64S | |||||
ASCATB88E64S | |||||
ASCATC87E64S | |||||
ASCATB87E64S | |||||
ASCATB86E64S | |||||
ASCATC86E64S | |||||
ASCATB85E64S |
* 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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