– Lat/Long: 78.10° S 159.17° E
Portal Mountain Weather Forecast
Worcester Range · AntarcticaIssued: 11 pm Thu 10 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 11 pm Thu 10 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 -26°C on Sun afternoon, min -34°C on Thu night). Winds increasing (light winds from the SW on Sat morning, strong winds from the SSW by Sun afternoon). | Days 5–7 Weather SummaryMostly dry. Extremely cold (max -25°C on Sun night, min -32°C on Wed afternoon). Winds increasing (calm on Tue afternoon, strong winds from the SSE by Wed afternoon). | |||||||||||||||
Friday 11 | Saturday 12 | Sunday 13 | Monday 14 | Tuesday 15 | ||||||||||||
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 | some clouds | clear | clear | cloudy | |
Cloud base (m) | 2050 | 2050 | 2050 | 2100 | 2150 | 2200 | 2150 | 2050 | 2050 | 2100 | 2100 | 2100 | 2100 | 2100 | 2100 | 5050 |
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -34 | -32 | -31 | -30 | -30 | -31 | -31 | -29 | -26 | -25 | -25 | -27 | -28 | -28 | -28 | -28 |
min °C | -34 | -33 | -32 | -31 | -30 | -32 | -32 | -30 | -27 | -26 | -26 | -27 | -29 | -29 | -28 | -29 |
chill °C | -48 | -47 | -46 | -44 | -41 | -42 | -44 | -46 | -44 | -40 | -40 | -41 | -40 | -42 | -34 | -41 |
Freezing level m | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
 | — | 8:37 | — | — | 8:30 | — | — | 8:22 | — | — | 8:15 | — | — | 8:07 | — | — |
 | — | — | 6:04 | — | — | 6:12 | — | — | 6:19 | — | — | 6:25 | — | — | 6:32 | — |
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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 Sun afternoon, min -34°C on Thu night). Winds increasing (light winds from the SW on Sat morning, strong winds from the SSW by Sun afternoon).
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -25°C on Sun night, min -32°C on Wed afternoon). Winds increasing (calm on Tue afternoon, strong winds from the SSE 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 |  | ||||
 | |||||
ASCATC180E64S | |||||
ASCATC175E64S | |||||
ASCATC176E64S | |||||
ASCATC177E64S | |||||
ASCATC178E64S | |||||
ASCATC166E63S | |||||
ASCATC179E64S | |||||
ASCATC167E63S |
* 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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