– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 12 am Mon 24 Mar Local TimeUpdates in: hr min sUpdate imminent
Portal Mountain Weather Forecast, Antarctica
Issued: 12 am Mon 24 Mar Local Time
Updates in:
Update imminent hr min s
Issued: 12 am Mon 24 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 -28°C on Mon night, min -31°C on Tue night). Winds decreasing (near gales from the SW on Sun night, light winds from the SSE by Wed afternoon). | Days 5–7 Weather SummaryMostly dry. Extremely cold (max -31°C on Wed night, min -36°C on Fri night). Winds increasing (calm on Thu night, fresh winds from the WSW by Fri night). | Days 8–10 Weather SummaryMostly dry. Extremely cold (max -34°C on Sun night, min -38°C on Mon night). Wind will be generally light. | Days 11–13 Weather SummaryMostly dry. Extremely cold (max -27°C on Fri morning, min -36°C on Tue night). Winds decreasing (near gales from the WSW on Thu afternoon, calm by Fri morning). | |||||||||||||||||||||||||||||||||
Monday 24 | Tuesday 25 | Wednesday 26 | Thursday 27 | Friday 28 | Saturday 29 | Sunday 30 | Monday 31 | Tuesday 1 | Wednesday 2 | Thursday 3 | Fri 4 | |||||||||||||||||||||||||
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 | clear | clear | clear | clear | clear | clear | clear | clear | clear | some clouds | cloudy | some clouds | clear | clear | clear | clear | clear | clear | clear | some clouds | some clouds | some clouds | some clouds | some clouds | clear | clear | clear | clear | clear | clear | clear | clear | clear | cloudy | cloudy | |
km/h | ||||||||||||||||||||||||||||||||||||
 |  |  |  |  |  |  |  |  |  |  |  |  | ||||||||||||||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | -29 | -29 | -30 | -28 | -28 | -29 | -30 | -31 | -30 | -31 | -32 | -32 | -32 | -33 | -33 | -34 | -36 | -36 | -35 | -35 | -35 | -34 | -36 | -36 | -37 | -37 | -36 | -36 | -35 | -34 | -34 | -31 | -30 | -28 | -27 | -28 |
min°C | -30 | -30 | -30 | -30 | -29 | -29 | -31 | -31 | -30 | -32 | -32 | -32 | -32 | -33 | -34 | -36 | -36 | -36 | -36 | -35 | -35 | -36 | -36 | -36 | -38 | -38 | -37 | -36 | -35 | -34 | -35 | -32 | -31 | -30 | -28 | -29 |
-48 | -49 | -49 | -49 | -47 | -47 | -45 | -43 | -41 | -48 | -47 | -42 | -32 | -42 | -50 | -52 | -51 | -49 | -50 | -48 | -48 | -51 | -51 | -52 | -52 | -50 | -48 | -49 | -51 | -51 | -54 | -50 | -51 | -48 | -33 | -37 | |
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) | 2150 | 2150 | 2100 | 2100 | 2100 | 2100 | 2050 | 2100 | 2050 | 2050 | 2050 | 2150 | 2150 | 2100 | 2100 | 2100 | 2100 | 2100 | 2050 | 2050 | 2050 | 2100 | 2050 | 2100 | 2150 | 2150 | 2150 | |||||||||
 | — | 8:37 | — | — | 8:44 | — | — | 8:51 | — | — | 8:57 | — | — | 9:06 | — | — | 9:12 | — | — | 9:19 | — | — | 9:27 | — | — | 9:34 | — | — | 9:42 | — | — | 9:49 | — | — | 9:57 | — |
 | — | — | 8:17 | — | — | 8:09 | — | — | 8:02 | — | — | 7:54 | — | — | 7:46 | — | — | 7:38 | — | — | 7:30 | — | — | 7:22 | — | — | 7:15 | — | — | 7:07 | — | — | 6:59 | — | — | 6:51 |
Portal Mountain Weather (Days 0-3):
The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -28°C on Mon night, min -31°C on Tue night). Winds decreasing (near gales from the SW on Sun night, light winds from the SSE by Wed afternoon).
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -31°C on Wed night, min -36°C on Fri night). Winds increasing (calm on Thu night, fresh winds from the WSW by Fri night).
Portal Mountain Weather (Days 6-9):
Mostly dry. Extremely cold (max -34°C on Sun night, min -38°C on Mon 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 |
|---|---|---|---|---|---|
Williams Field |  | ||||
SHIP7318 | |||||
ASCATB177E76S | |||||
ASCATC173E75S | |||||
ASCATB173E75S | |||||
SHIP2891 | |||||
SHIP6646 | |||||
SHIP4979 | |||||
SHIP8044 | |||||
SHIP2256 |
* 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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