– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 12 am Sun 14 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 12 am Sun 14 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 12 am Sun 14 Dec 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 -20°C on Tue afternoon, min -22°C on Sat night). Wind will be generally light. | Days 5–7 Weather SummaryMostly dry. Extremely cold (max -17°C on Fri morning, min -21°C on Wed night). Winds increasing (calm on Tue night, near gales from the SW by Thu night). | ||||||||||||||||||
Sunday 14 | Monday 15 | Tuesday 16 | Wednesday 17 | Thursday 18 | Friday 19 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | | |  | | | | | |  |  | | | | | | |  | | |
clear | clear | clear | clear | clear | clear | clear | clear | clear | some clouds | cloudy | cloudy | clear | clear | clear | clear | clear | some clouds | some clouds | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | -22 | -22 | -21 | -21 | -21 | -21 | -21 | -21 | -20 | -20 | -20 | -20 | -19 | -19 | -18 | -18 | -17 | -17 | -18 |
min°C | -22 | -22 | -21 | -21 | -21 | -21 | -21 | -21 | -20 | -20 | -20 | -20 | -21 | -19 | -19 | -19 | -17 | -17 | -19 |
-30 | -33 | -32 | -33 | -28 | -29 | -31 | -27 | -27 | -25 | -20 | -27 | -31 | -33 | -34 | -35 | -32 | -30 | -32 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Cloud base (m) | 2200 | 4200 | 2150 | 4350 | 4050 | 5000 | 3850 | ||||||||||||
 | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — |
 | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — |
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Portal Mountain Weather (Days 0-3):
The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -20°C on Tue afternoon, min -22°C on Sat night). Wind will be generally light.
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -17°C on Fri morning, min -21°C on Wed night). Winds increasing (calm on Tue night, near gales from the SW by Thu night).
This table gives the weather forecast for Portal Mountain at the specific elevation of 2555 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 |
|---|---|---|---|---|---|
Mcmurdo |  | ||||
Cape Ross | |||||
Williams Field |  | ||||
ASCATB170E77S | |||||
ASCATC170E77S | |||||
ASCATB171E77S | |||||
ASCATC171E77S | |||||
ASCATB172E77S | |||||
ASCATC172E77S | |||||
ASCATB173E77S |
* 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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