– Lat/Long: 78.10° S 159.17° E
Portal Mountain Weather Forecast
Worcester Range · AntarcticaIssued: 12 am Sun 11 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 12 am Sun 11 Oct 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 Sat night, min -37°C on Sun night). Winds decreasing (strong winds from the W on Sat night, light winds from the W by Mon afternoon). | Days 5–7 Weather SummaryMostly dry. Extremely cold (max -26°C on Thu afternoon, min -39°C on Wed night). Wind will be generally light. | |||||||||||||||
Sunday 11 | Monday 12 | Tuesday 13 | Wednesday 14 | Thursday 15 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | | |  |  | |  | | | | | | |  | | | |
clear | clear | clear | clear | some clouds | some clouds | some clouds | clear | clear | some clouds | clear | clear | clear | cloudy | cloudy | some clouds | |
Cloud base (m) | 2100 | 2100 | 5050 | 5150 | 2150 | 2100 | 2050 | 2100 | ||||||||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -25 | -27 | -27 | -32 | -30 | -29 | -32 | -29 | -29 | -34 | -33 | -33 | -37 | -28 | -26 | -28 |
min °C | -28 | -28 | -29 | -37 | -34 | -30 | -33 | -31 | -31 | -35 | -35 | -34 | -39 | -32 | -26 | -30 |
chill °C | -46 | -46 | -44 | -50 | -45 | -39 | -44 | -42 | -43 | -48 | -48 | -47 | -54 | -44 | -35 | -42 |
Freezing level m | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
 | — | 5:31 | — | — | 5:22 | — | — | 5:11 | — | — | 5:01 | — | — | 4:50 | — | — |
 | — | — | — | 10:54 | — | — | 11:05 | — | — | 11:15 | — | — | 11:24 | — | — | 11:36 |
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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 Sat night, min -37°C on Sun night). Winds decreasing (strong winds from the W on Sat night, light winds from the W by Mon afternoon).
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -26°C on Thu afternoon, min -39°C on Wed night). Wind will be generally light.
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 |  | ||||
ASCATC148E64S | |||||
ASCATC147E64S | |||||
ASCATB146E64S | |||||
ASCATB145E64S | |||||
ASCATC145E64S | |||||
ASCATB144E64S | |||||
ASCATC176E64S | |||||
ASCATB176E64S |
* 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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