– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 12 am Sat 14 Mar Local TimeUpdates in: hr min sUpdate imminent
Issued: 12 am Sat 14 Mar Local Time
Updates in:
Update imminent hr min s
Issued: 12 am Sat 14 Mar 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 -21°C on Sat afternoon, min -34°C on Mon afternoon). Wind will be generally light. | Days 5–7 Weather SummaryMostly dry. Extremely cold (max -32°C on Wed morning, min -36°C on Mon night). Winds decreasing (strong winds from the W on Tue night, light winds from the W by Thu afternoon). | ||||||||||||||||||
Saturday 14 | Sunday 15 | Monday 16 | Tuesday 17 | Wednesday 18 | Thursday 19 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  |  | |  | | | | | | | | | | | | | |
cloudy | cloudy | some clouds | clear | clear | clear | some clouds | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -23 | -22 | -21 | -31 | -30 | -29 | -31 | -33 | -33 | -36 | -34 | -33 | -33 | -32 | -32 | -33 | -33 | -32 | -35 |
min °C | -24 | -23 | -25 | -33 | -32 | -30 | -33 | -33 | -34 | -36 | -35 | -34 | -34 | -33 | -32 | -34 | -34 | -34 | -38 |
-30 | -29 | -36 | -46 | -45 | -43 | -47 | -48 | -50 | -52 | -53 | -53 | -53 | -52 | -50 | -52 | -50 | -48 | -52 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Cloud base (m) | 2100 | 2100 | 2050 | 6900 | 4000 | 3700 | |||||||||||||
 | — | 7:22 | — | — | 7:31 | — | — | 7:37 | — | — | 7:46 | — | — | 7:52 | — | — | 8:00 | — | — |
 | — | — | 9:36 | — | — | 9:28 | — | — | 9:20 | — | — | 9:13 | — | — | 9:05 | — | — | 8:57 | — |
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Portal Mountain Weather (Days 0-3):
The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -21°C on Sat afternoon, min -34°C on Mon afternoon). Wind will be generally light.
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -32°C on Wed morning, min -36°C on Mon night). Winds decreasing (strong winds from the W on Tue night, light winds from the W by Thu 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 |
|---|---|---|---|---|---|
Cape Ross | |||||
Williams Field |  | ||||
ASCATB168E77S | |||||
ASCATC169E77S | |||||
ASCATB169E77S | |||||
ASCATB168E76S | |||||
ASCATC169E76S | |||||
ASCATB169E76S | |||||
ASCATC172E77S | |||||
ASCATB172E77S |
* 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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