– Lat/Long: 78.10° S 159.17° E
Portal Mountain Weather Forecast
Worcester Range · AntarcticaIssued: 5 pm Tue 22 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 5 pm Tue 22 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 -28°C on Tue afternoon, min -43°C on Wed night). Winds decreasing (fresh winds from the W on Wed morning, light winds from the W by Thu afternoon). | Days 5–7 Weather SummaryMostly dry. Extremely cold (max -27°C on Mon morning, min -40°C on Sat night). Mainly fresh winds. | ||||||||||||||||
Tue 22 | Wednesday 23 | Thursday 24 | Friday 25 | Saturday 26 | Sunday 27 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | | |  |  | | |  | | | | | | | |
cloudy | clear | clear | clear | clear | clear | some clouds | cloudy | some clouds | some clouds | some clouds | clear | clear | some clouds | some clouds | some clouds | cloudy | |
Cloud base (m) | 2050 | 2050 | 4150 | 2100 | 2100 | 2050 | 2050 | 2150 | 5900 | 2150 | 2050 | 2050 | 2050 | 2100 | |||
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -28 | -33 | -35 | -37 | -39 | -35 | -34 | -34 | -31 | -32 | -36 | -39 | -38 | -38 | -36 | -35 | -30 |
min °C | -30 | -35 | -36 | -39 | -43 | -37 | -34 | -35 | -33 | -34 | -39 | -39 | -39 | -40 | -38 | -36 | -35 |
chill °C | -41 | -50 | -53 | -57 | -59 | -49 | -45 | -46 | -44 | -46 | -56 | -57 | -56 | -56 | -52 | -49 | -48 |
Freezing level m | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
 | — | — | 7:05 | — | — | 6:56 | — | — | 6:50 | — | — | 6:41 | — | — | 7:33 | — | — |
 | 7:22 | — | — | 7:30 | — | — | 7:37 | — | — | 7:44 | — | — | 7:51 | — | — | 8:58 | — |
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Portal Mountain Weather (Days 0-3):
The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -28°C on Tue afternoon, min -43°C on Wed night). Winds decreasing (fresh winds from the W on Wed morning, light winds from the W by Thu afternoon).
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -27°C on Mon morning, min -40°C on Sat night). Mainly fresh winds.
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 |  | ||||
ASCATB204E68S | |||||
ASCATB200E67S | |||||
ASCATB205E68S | |||||
ASCATB201E67S | |||||
ASCATB202E67S | |||||
ASCATB203E67S | |||||
ASCATB204E67S | |||||
ASCATB200E66S | |||||
ASCATB205E67S |
* 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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