– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 5 pm Fri 10 May Local TimeUpdates in: hr min sUpdate imminent
Portal MountainWeather Forecast, Antarctica
Issued: 5 pm Fri 10 May Local Time
Updates in:
Update imminent hr min s
Issued: 5 pm Fri 10 May 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 -30°C on Fri afternoon, min -34°C on Fri night). Wind will be generally light. | Days 5–7 Weather SummaryA dusting of new snow. Extremely cold (max -22°C on Tue night, min -36°C on Wed afternoon). Winds increasing (light winds from the SW on Tue afternoon, fresh winds from the SSE by Wed morning). | Days 8–10 Weather SummaryMostly dry. Extremely cold (max -30°C on Thu afternoon, min -36°C on Sat night). Wind will be generally light. | Days 11–13 Weather SummaryMostly dry. Extremely cold (max -31°C on Mon morning, min -40°C on Tue afternoon). Winds decreasing (strong winds from the WSW on Sun night, light winds from the SW by Tue night). | |||||||||||||||||||||||||||||||||
Fri 10 | Saturday 11 | Sunday 12 | Monday 13 | Tuesday 14 | Wednesday 15 | Thursday 16 | Friday 17 | Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | Wed 22 | ||||||||||||||||||||||||
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 | night | AM | |
 | |  | | | | |  | | | | | |  |  |  |  |  | | | | | | | | | | | | | | | | | | | |
clear | clear | clear | clear | clear | clear | clear | some clouds | clear | clear | clear | clear | clear | snow shwrs | light snow | cloudy | cloudy | some clouds | clear | some clouds | some clouds | some clouds | some clouds | cloudy | cloudy | some clouds | clear | clear | clear | clear | cloudy | cloudy | some clouds | some clouds | some clouds | cloudy | |
km/h | ||||||||||||||||||||||||||||||||||||
Wave Height Map |  |  |  |  |  |  |  |  |  |  |  |  |  | |||||||||||||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | 1.0 | 2.0 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | -30 | -32 | -33 | -33 | -32 | -32 | -32 | -32 | -30 | -31 | -30 | -31 | -27 | -22 | -26 | -35 | -34 | -32 | -30 | -30 | -32 | -33 | -33 | -33 | -33 | -35 | -35 | -35 | -32 | -31 | -32 | -33 | -37 | -39 | -40 | -39 |
min°C | -31 | -34 | -34 | -33 | -33 | -33 | -33 | -33 | -30 | -31 | -30 | -31 | -29 | -26 | -31 | -36 | -36 | -33 | -30 | -32 | -33 | -33 | -33 | -33 | -34 | -36 | -36 | -35 | -34 | -32 | -32 | -36 | -38 | -40 | -40 | -39 |
-46 | -44 | -46 | -45 | -46 | -44 | -41 | -40 | -43 | -43 | -42 | -46 | -35 | -35 | -48 | -54 | -53 | -43 | -39 | -42 | -43 | -42 | -33 | -33 | -34 | -46 | -51 | -52 | -53 | -49 | -48 | -51 | -52 | -51 | -49 | -50 | |
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) | 4300 | 2150 | 2150 | 2150 | 2150 | 4700 | 2100 | 2100 | 2100 | 2050 | 2150 | 2100 | 2150 | 2150 | 2150 | 2150 | 2100 | 2100 | 2100 | 5250 | 4550 | 2150 | 2050 | 2050 | 2050 | |||||||||||
 | — | — | 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 -30°C on Fri afternoon, min -34°C on Fri night). Wind will be generally light.
Portal Mountain Weather (Days 3-6):
A dusting of new snow. Extremely cold (max -22°C on Tue night, min -36°C on Wed afternoon). Winds increasing (light winds from the SW on Tue afternoon, fresh winds from the SSE by Wed morning).
Portal Mountain Weather (Days 6-9):
Mostly dry. Extremely cold (max -30°C on Thu afternoon, min -36°C on Sat night). Wind will be generally light.
This table gives the weather forecast for Portal Mountain at the specific elevation of 2000 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 |  | ||||
 | |||||
ASCATB242E71S | |||||
ASCATB241E70S |
* 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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