– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 11 am Mon 20 May Local TimeUpdates in: hr min sUpdate imminent
Portal MountainWeather Forecast, Antarctica
Issued: 11 am Mon 20 May Local Time
Updates in:
Update imminent hr min s
Issued: 11 am Mon 20 May Local Time
Updates in:
Update imminent hr min s
3 Portal Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryMostly dry. Extremely cold (max -34°C on Wed night, min -36°C on Mon morning). Wind will be generally light. | Days 4–6 Weather SummaryMostly dry. Extremely cold (max -30°C on Sat night, min -36°C on Thu afternoon). Winds increasing (light winds from the SE on Thu morning, severe gales from the SW by Sat night). | Days 7–9 Weather SummaryMostly dry. Extremely cold (max -19°C on Mon night, min -30°C on Sun morning). Winds decreasing (severe gales from the SW on Sun morning, strong winds from the SSW by Tue afternoon). | Days 10–12 Weather SummaryMostly dry. Extremely cold (max -26°C on Wed morning, min -34°C on Wed night). Winds decreasing (gales from the SW on Wed night, light winds from the WNW by Fri morning). | |||||||||||||||||||||||||||||||||
Monday 20 | Tuesday 21 | Wednesday 22 | Thursday 23 | Friday 24 | Saturday 25 | Sunday 26 | Monday 27 | Tuesday 28 | Wednesday 29 | Thursday 30 | Friday 31 | |||||||||||||||||||||||||
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 | night | |
 |  | |  | |  | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | | |
some clouds | some clouds | some clouds | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | some clouds | some clouds | some clouds | clear | clear | clear | clear | clear | clear | clear | clear | clear | some clouds | |
km/h | ||||||||||||||||||||||||||||||||||||
Wave Height Map |  |  |  |  |  |  |  |  |  |  |  |  | ||||||||||||||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | -35 | -36 | -36 | -36 | -36 | -35 | -35 | -35 | -34 | -35 | -35 | -35 | -34 | -33 | -33 | -33 | -33 | -30 | -29 | -28 | -25 | -24 | -23 | -19 | -23 | -26 | -26 | -26 | -29 | -29 | -30 | -29 | -27 | -30 | -31 | -30 |
min°C | -36 | -36 | -36 | -36 | -36 | -36 | -35 | -35 | -34 | -35 | -36 | -36 | -34 | -33 | -34 | -34 | -35 | -34 | -30 | -29 | -27 | -25 | -24 | -22 | -26 | -26 | -27 | -27 | -29 | -34 | -30 | -30 | -28 | -30 | -31 | -31 |
-47 | -45 | -44 | -44 | -45 | -49 | -51 | -49 | -45 | -46 | -50 | -51 | -50 | -53 | -50 | -48 | -59 | -58 | -53 | -51 | -48 | -44 | -42 | -39 | -43 | -43 | -45 | -44 | -47 | -55 | -46 | -44 | -40 | -37 | -40 | -41 | |
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) | 2100 | 2100 | 2100 | 2100 | 2100 | 2050 | 2050 | 2150 | 2100 | 2150 | 2100 | 2050 | 2050 | 2050 | 2150 | 4150 | 5300 | 7550 | 2150 | 2150 | 3950 | |||||||||||||||
 | 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 -34°C on Wed night, min -36°C on Mon morning). Wind will be generally light.
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -30°C on Sat night, min -36°C on Thu afternoon). Winds increasing (light winds from the SE on Thu morning, severe gales from the SW by Sat night).
Portal Mountain Weather (Days 6-9):
Mostly dry. Extremely cold (max -19°C on Mon night, min -30°C on Sun morning). Winds decreasing (severe gales from the SW on Sun morning, strong winds from the SSW by Tue afternoon).
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 |
|---|---|---|---|---|---|
Williams Field |  | ||||
Dome C II | |||||
ASCATB287E80S | |||||
ASCATC286E80S | |||||
ASCATB286E80S |
* 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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