– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 12 am Fri 22 Nov Local TimeUpdates in: hr min sUpdate imminent
Portal MountainWeather Forecast, Antarctica
Issued: 12 am Fri 22 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 12 am Fri 22 Nov 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 -23°C on Sat afternoon, min -28°C on Thu night). Mainly near gales. | Days 5–7 Weather SummaryMostly dry. Extremely cold (max -22°C on Mon afternoon, min -28°C on Wed morning). Winds increasing (light winds from the SW on Sun night, severe gales from the SW by Tue afternoon). | Days 8–10 Weather SummaryMostly dry. Extremely cold (max -22°C on Thu morning, min -28°C on Fri night). Wind will be generally light. | Days 11–13 Weather SummaryA light covering of new snow mostly falling on Sun night. Extremely cold (max -18°C on Mon morning, min -26°C on Sat night). Winds increasing (moderate winds from the S on Mon afternoon, near gales from the SSW by Tue morning). | |||||||||||||||||||||||||||||||||
Friday 22 | Saturday 23 | Sunday 24 | Monday 25 | Tuesday 26 | Wednesday 27 | Thursday 28 | Friday 29 | Saturday 30 | Sunday 1 | Monday 2 | Tue 3 | |||||||||||||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | |
 |  | |  | | | | | | | | | | | | | | | | | | | | |  | | | | |  |  | | | | | | |
clear | some clouds | some clouds | clear | some clouds | clear | clear | some clouds | some clouds | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | some clouds | some clouds | some clouds | some clouds | some clouds | some clouds | some clouds | snow shwrs | light snow | some clouds | clear | clear | clear | clear | |
km/h | ||||||||||||||||||||||||||||||||||||
 |  |  |  |  |  |  |  |  |  |  |  | |||||||||||||||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1.0 | 4 | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | -26 | -27 | -24 | -24 | -24 | -23 | -23 | -24 | -24 | -23 | -23 | -22 | -22 | -23 | -22 | -23 | -27 | -27 | -23 | -22 | -22 | -23 | -26 | -26 | -27 | -27 | -26 | -24 | -25 | -22 | -21 | -18 | -20 | -21 | -22 | -25 |
min°C | -28 | -28 | -26 | -24 | -25 | -23 | -24 | -24 | -25 | -25 | -23 | -23 | -22 | -23 | -23 | -26 | -28 | -28 | -27 | -22 | -23 | -25 | -26 | -26 | -28 | -28 | -26 | -26 | -25 | -23 | -22 | -19 | -21 | -22 | -24 | -25 |
-40 | -41 | -40 | -37 | -38 | -38 | -41 | -35 | -40 | -37 | -40 | -40 | -40 | -41 | -42 | -45 | -45 | -41 | -40 | -34 | -34 | -34 | -35 | -33 | -41 | -41 | -38 | -40 | -39 | -37 | -37 | -30 | -32 | -38 | -41 | -39 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Cloud base (m) | 4650 | 2150 | 2750 | 2150 | 2150 | 2250 | 2150 | 2100 | 2050 | 2200 | 2150 | 3000 | 4550 | 2200 | 2150 | 2150 | 2100 | 2100 | 2100 | 2100 | 2050 | 2100 | 2200 | 2100 | 2200 | |||||||||||
 | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — |
 | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — |
Portal Mountain Weather (Days 0-3):
The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -23°C on Sat afternoon, min -28°C on Thu night). Mainly near gales.
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -22°C on Mon afternoon, min -28°C on Wed morning). Winds increasing (light winds from the SW on Sun night, severe gales from the SW by Tue afternoon).
Portal Mountain Weather (Days 6-9):
Mostly dry. Extremely cold (max -22°C on Thu morning, min -28°C on Fri night). Wind will be generally light.
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 |
|---|---|---|---|---|---|
Phoenix Field- McMurdo Station |  | ||||
Williams Field | | ||||
Mcmurdo Williams |  | ||||
ASCATC172E66S | |||||
ASCATC173E66S | |||||
ASCATC174E66S | |||||
ASCATC139E66S | |||||
ASCATC175E66S | |||||
ASCATC140E66S | |||||
ASCATC176E66S |
* 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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