– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 5 pm Sun 05 Apr Local TimeUpdates in: hr min sUpdate imminent
Issued: 5 pm Sun 05 Apr Local Time
Updates in:
Update imminent hr min s
Issued: 5 pm Sun 05 Apr 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 -24°C on Wed morning, min -31°C on Sun afternoon). Mainly fresh winds. | Days 5–7 Weather SummaryMostly dry. Extremely cold (max -25°C on Wed afternoon, min -34°C on Thu night). Winds decreasing (near gales from the WSW on Wed night, light winds from the SW by Fri afternoon). | ||||||||||||||||
Sun 5 | Monday 6 | Tuesday 7 | Wednesday 8 | Thursday 9 | Friday 10 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | | | | |  |  | | | | |  | | | | |
cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | some clouds | clear | clear | some clouds | clear | clear | clear | clear | clear | clear | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -31 | -29 | -28 | -28 | -29 | -29 | -28 | -25 | -24 | -25 | -26 | -30 | -32 | -31 | -31 | -30 | -29 |
min °C | -31 | -31 | -29 | -29 | -29 | -29 | -28 | -27 | -24 | -25 | -29 | -32 | -33 | -34 | -31 | -30 | -30 |
-46 | -46 | -45 | -44 | -44 | -45 | -43 | -41 | -37 | -41 | -48 | -50 | -47 | -44 | -42 | -39 | -36 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Cloud base (m) | 2050 | 2100 | 2100 | 2050 | 2100 | 2100 | 2100 | 2100 | 5100 | 5000 | 4700 | 2150 | 2150 | 2100 | 2150 | 2150 | 4200 |
 | — | — | 9:10 | — | — | 9:18 | — | — | 9:26 | — | — | 9:33 | — | — | 9:41 | — | — |
 | 4:46 | — | — | 5:38 | — | — | 5:30 | — | — | 5:22 | — | — | 5:13 | — | — | 5:04 | — |
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Portal Mountain Weather (Days 0-3):
The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -24°C on Wed morning, min -31°C on Sun afternoon). Mainly fresh winds.
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -25°C on Wed afternoon, min -34°C on Thu night). Winds decreasing (near gales from the WSW on Wed night, light winds from the SW by Fri 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 |  | ||||
ASCATB225E71S | |||||
ASCATB226E71S | |||||
ASCATB227E71S | |||||
ASCATB225E70S | |||||
ASCATB226E70S | |||||
ASCATB227E70S | |||||
ASCATB228E70S | |||||
ASCATB224E69S |
* 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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