– Lat/Long: 78.10° S 159.17° E
Portal Mountain Weather Forecast
Worcester Range · AntarcticaIssued: 11 pm Fri 18 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 11 pm Fri 18 Sep 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 -22°C on Sun morning, min -32°C on Fri night). Wind will be generally light. | Days 5–7 Weather SummaryMostly dry. Extremely cold (max -25°C on Mon night, min -43°C on Wed night). Winds increasing (light winds from the SW on Mon night, fresh winds from the W by Wed afternoon). | |||||||||||||||
Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | Wednesday 23 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | | | | | | | | | | |  |  |  | |
cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | some clouds | clear | clear | |
Cloud base (m) | 2050 | 2050 | 2050 | 2050 | 2050 | 2050 | 2050 | 2050 | 2050 | 2100 | 2050 | 2050 | 2050 | |||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -27 | -24 | -24 | -23 | -22 | -22 | -24 | -23 | -23 | -25 | -25 | -26 | -28 | -35 | -35 | -39 |
min °C | -32 | -26 | -24 | -23 | -22 | -23 | -25 | -25 | -26 | -25 | -26 | -26 | -33 | -35 | -37 | -43 |
chill °C | -43 | -38 | -35 | -33 | -29 | -29 | -33 | -33 | -35 | -34 | -33 | -37 | -49 | -51 | -55 | -60 |
Freezing level m | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
 | — | 7:35 | — | — | 7:28 | — | — | 7:20 | — | — | 7:13 | — | — | 7:05 | — | — |
 | — | — | 7:01 | — | — | 7:08 | — | — | 7:15 | — | — | 7:22 | — | — | 7:30 | — |
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Portal Mountain Weather (Days 0-3):
The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -22°C on Sun morning, min -32°C on Fri night). Wind will be generally light.
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -25°C on Mon night, min -43°C on Wed night). Winds increasing (light winds from the SW on Mon night, fresh winds from the W by Wed afternoon).
This table gives the weather forecast for Portal Mountain at the specific elevation of 1000 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 | |||||
ASCATC143E63S | |||||
ASCATC142E63S | |||||
ASCATC141E63S | |||||
ASCATB133E64S | |||||
ASCATC140E63S | |||||
ASCATB140E63S | |||||
ASCATB132E64S | |||||
ASCATB139E63S |
* 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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