– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 6 pm Sun 30 Mar Local TimeUpdates in: hr min sUpdate imminent
Portal Mountain Weather Forecast, Antarctica
Issued: 6 pm Sun 30 Mar Local Time
Updates in:
Update imminent hr min s
Issued: 6 pm Sun 30 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 -29°C on Wed morning, min -34°C on Sun afternoon). Wind will be generally light. | Days 5–7 Weather SummaryMostly dry. Extremely cold (max -27°C on Fri afternoon, min -35°C on Sat morning). Winds increasing (light winds from the NNW on Thu afternoon, near gales from the SW by Fri morning). | Days 8–10 Weather SummaryMostly dry. Extremely cold (max -23°C on Tue morning, min -39°C on Sat afternoon). Winds decreasing (stormy winds from the WSW on Sun afternoon, fresh winds from the SW by Tue morning). | Days 11–13 Weather SummaryA dusting of new snow. Extremely cold (max -21°C on Wed night, min -28°C on Fri afternoon). Winds decreasing (fresh winds from the WSW on Wed night, light winds from the S by Fri afternoon). | |||||||||||||||||||||||||||||||||
Sun 30 | Monday 31 | Tuesday 1 | Wednesday 2 | Thursday 3 | Friday 4 | Saturday 5 | Sunday 6 | Monday 7 | Tuesday 8 | Wednesday 9 | Thursday 10 | Fri 11 | ||||||||||||||||||||||||
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 | |
 |  | |  |  |  | | | | | | | |  | | | | | | | | | | | | | | | | | | | | | | | |
cloudy | cloudy | cloudy | some clouds | clear | clear | clear | clear | clear | clear | clear | clear | some clouds | some clouds | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | cloudy | cloudy | cloudy | |
km/h | ||||||||||||||||||||||||||||||||||||
 |  |  |  |  |  |  |  |  |  |  |  |  | ||||||||||||||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | -33 | -33 | -34 | -34 | -34 | -33 | -33 | -30 | -29 | -29 | -28 | -29 | -29 | -28 | -28 | -27 | -29 | -33 | -38 | -38 | -36 | -35 | -29 | -29 | -26 | -24 | -23 | -23 | -24 | -24 | -24 | -21 | -21 | -22 | -22 | -25 |
min°C | -34 | -34 | -34 | -34 | -34 | -33 | -33 | -32 | -29 | -29 | -28 | -30 | -30 | -29 | -29 | -28 | -31 | -35 | -39 | -39 | -37 | -35 | -33 | -29 | -28 | -26 | -23 | -23 | -24 | -24 | -24 | -23 | -21 | -22 | -25 | -26 |
-44 | -43 | -41 | -43 | -44 | -44 | -44 | -45 | -41 | -40 | -39 | -41 | -39 | -39 | -48 | -46 | -50 | -56 | -61 | -63 | -62 | -60 | -57 | -50 | -48 | -45 | -39 | -36 | -36 | -36 | -36 | -36 | -33 | -34 | -35 | -38 | |
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 | 2050 | 2050 | 2050 | 2050 | 2150 | 2150 | 2200 | 2100 | 4550 | 4350 | 4650 | 5100 | 6750 | 7650 | 7550 | 7100 | 7700 | 6950 | 5250 | 4700 | |||||||||||||||
 | — | — | 9:27 | — | — | 9:34 | — | — | 9:42 | — | — | 9:49 | — | — | 9:57 | — | — | 10:06 | — | — | 9:12 | — | — | 10:21 | — | — | 10:30 | — | — | 10:37 | — | — | 10:45 | — | — | 10:55 |
 | 7:30 | — | — | 7:22 | — | — | 7:15 | — | — | 7:07 | — | — | 6:59 | — | — | 6:51 | — | — | 6:43 | — | — | 5:34 | — | — | 6:25 | — | — | 6:16 | — | — | 6:08 | — | — | 6:00 | — | — |
Portal Mountain Weather (Days 0-3):
The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -29°C on Wed morning, min -34°C on Sun afternoon). Wind will be generally light.
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -27°C on Fri afternoon, min -35°C on Sat morning). Winds increasing (light winds from the NNW on Thu afternoon, near gales from the SW by Fri morning).
Portal Mountain Weather (Days 6-9):
Mostly dry. Extremely cold (max -23°C on Tue morning, min -39°C on Sat afternoon). Winds decreasing (stormy winds from the WSW on Sun afternoon, fresh winds from the SW by Tue morning).
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 |  | ||||
SHIP2108 | |||||
ASCATC233E73S | |||||
ASCATC234E73S | |||||
SHIP4467 | |||||
SHIP2254 | |||||
SHIP3976 | |||||
SHIP8252 | |||||
SHIP7969 |
* 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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