– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 11 pm Mon 11 May Local TimeUpdates in: hr min sUpdate imminent
Issued: 11 pm Mon 11 May Local Time
Updates in:
Update imminent hr min s
Issued: 11 pm Mon 11 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 -25°C on Mon night, min -31°C on Tue afternoon). Winds decreasing (near gales from the WSW on Mon night, light winds from the S by Tue afternoon). | Days 5–7 Weather SummaryMostly dry. Extremely cold (max -30°C on Thu night, min -34°C on Fri night). Wind will be generally light. | ||||||||||||||||||
Tuesday 12 | Wednesday 13 | Thursday 14 | Friday 15 | Saturday 16 | Sunday 17 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  |  | | |  | | | | | | | |  | | | | |
clear | clear | clear | cloudy | cloudy | cloudy | cloudy | some clouds | cloudy | clear | clear | some clouds | clear | clear | clear | some clouds | some clouds | some clouds | clear | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -25 | -29 | -30 | -27 | -29 | -29 | -30 | -29 | -29 | -30 | -32 | -32 | -32 | -33 | -32 | -31 | -31 | -32 | -32 |
min °C | -27 | -30 | -31 | -28 | -29 | -30 | -30 | -29 | -29 | -32 | -32 | -32 | -34 | -33 | -32 | -32 | -32 | -32 | -32 |
-44 | -42 | -41 | -44 | -44 | -42 | -43 | -42 | -40 | -38 | -44 | -45 | -46 | -43 | -39 | -32 | -40 | -41 | -41 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Cloud base (m) | 2150 | 2150 | 2100 | 2100 | 2100 | 2100 | 2100 | 2150 | 2150 | 2150 | 2150 | 2100 | 2150 | 2100 | 2150 | 2100 | 2100 | 2150 | |
 | — | 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 night, min -31°C on Tue afternoon). Winds decreasing (near gales from the WSW on Mon night, light winds from the S by Tue afternoon).
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -30°C on Thu night, min -34°C on Fri night). Wind will be generally light.
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 |  | ||||
ASCATB180E70S | |||||
ASCATC179E70S | |||||
ASCATC180E70S | |||||
ASCATC171E67S | |||||
ASCATB171E67S | |||||
ASCATC172E67S | |||||
ASCATB172E67S | |||||
ASCATC173E67S | |||||
ASCATB173E67S |
* 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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