– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 11 pm Fri 10 Apr Local TimeUpdates in: hr min sUpdate imminent
Issued: 11 pm Fri 10 Apr Local Time
Updates in:
Update imminent hr min s
Issued: 11 pm Fri 10 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 -26°C on Fri night, min -31°C on Sat morning). Winds decreasing (fresh winds from the WSW on Fri night, light winds from the WNW by Sat afternoon). | Days 5–7 Weather SummaryMostly dry. Extremely cold (max -27°C on Thu morning, min -34°C on Wed afternoon). Winds decreasing (fresh winds from the SW on Mon night, light winds from the SW by Wed afternoon). | ||||||||||||||||||
Saturday 11 | Sunday 12 | Monday 13 | Tuesday 14 | Wednesday 15 | Thursday 16 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | | | | | | | | | | | | | |  |  |  | |
clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | cloudy | some clouds | cloudy | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -26 | -30 | -31 | -31 | -30 | -30 | -30 | -30 | -29 | -28 | -29 | -29 | -31 | -32 | -33 | -29 | -27 | -27 | -25 |
min °C | -29 | -31 | -31 | -31 | -31 | -30 | -30 | -30 | -29 | -29 | -29 | -30 | -32 | -33 | -34 | -32 | -28 | -27 | -27 |
-42 | -38 | -38 | -38 | -41 | -40 | -39 | -39 | -38 | -45 | -45 | -46 | -44 | -43 | -44 | -43 | -37 | -37 | -39 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Cloud base (m) | 2150 | 2150 | 2150 | 2250 | 2150 | 2150 | 2150 | 2150 | 2100 | 2100 | 2250 | 2200 | 2200 | ||||||
 | — | 9:51 | — | — | 10:00 | — | — | 10:08 | — | — | 10:18 | — | — | 10:27 | — | — | 10:37 | — | — |
 | — | — | 4:54 | — | — | 4:45 | — | — | 4:36 | — | — | 4:25 | — | — | 4:15 | — | — | 4:05 | — |
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Portal Mountain Weather (Days 0-3):
The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -26°C on Fri night, min -31°C on Sat morning). Winds decreasing (fresh winds from the WSW on Fri night, light winds from the WNW by Sat afternoon).
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -27°C on Thu morning, min -34°C on Wed afternoon). Winds decreasing (fresh winds from the SW on Mon night, light winds from the SW by Wed 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 |  | ||||
ASCATC200E70S | |||||
ASCATC202E70S | |||||
ASCATC201E70S | |||||
ASCATB201E70S | |||||
ASCATB202E70S | |||||
ASCATC204E70S | |||||
ASCATC205E70S | |||||
ASCATC203E70S | |||||
ASCATB205E70S |
* 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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