– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 11 am Fri 17 Apr Local TimeUpdates in: hr min sUpdate imminent
Issued: 11 am Fri 17 Apr Local Time
Updates in:
Update imminent hr min s
Issued: 11 am Fri 17 Apr 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 -25°C on Sat night, min -29°C on Fri morning). Winds increasing (light winds from the E on Fri morning, gales from the SW by Sun night). | Days 4–6 Weather SummaryMostly dry. Extremely cold (max -25°C on Mon night, min -31°C on Wed night). Winds decreasing (gales from the SW on Mon morning, fresh winds from the WSW by Wed morning). | |||||||||||||||||
Friday 17 | Saturday 18 | Sunday 19 | Monday 20 | Tuesday 21 | Wednesday 22 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | | |  | | | | | | | | | | | | |
clear | some clouds | cloudy | some clouds | some clouds | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -29 | -28 | -28 | -27 | -27 | -25 | -26 | -27 | -27 | -27 | -26 | -25 | -27 | -28 | -28 | -29 | -30 | -30 |
min °C | -29 | -29 | -29 | -28 | -27 | -26 | -27 | -27 | -27 | -27 | -26 | -26 | -27 | -28 | -29 | -30 | -30 | -31 |
-37 | -36 | -40 | -39 | -37 | -37 | -44 | -45 | -46 | -47 | -45 | -44 | -44 | -46 | -47 | -46 | -47 | -50 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Cloud base (m) | 2100 | 2100 | 2150 | 4000 | ||||||||||||||
 | 10:48 | — | — | 11:00 | — | — | 11:11 | — | — | 11:25 | — | — | 11:40 | — | — | 11:56 | — | — |
 | — | 3:53 | — | — | 3:42 | — | — | 3:30 | — | — | 3:17 | — | — | 3:00 | — | 2:44 | — | — |
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Portal Mountain Weather (Days 0-3):
The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -25°C on Sat night, min -29°C on Fri morning). Winds increasing (light winds from the E on Fri morning, gales from the SW by Sun night).
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -25°C on Mon night, min -31°C on Wed night). Winds decreasing (gales from the SW on Mon morning, fresh winds from the WSW by Wed morning).
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 |
|---|---|---|---|---|---|
Williams Field |  | ||||
ASCATC157E65S | |||||
ASCATC156E65S | |||||
ASCATC154E65S | |||||
ASCATC158E65S | |||||
ASCATC153E65S | |||||
ASCATC155E65S | |||||
ASCATC152E65S | |||||
ASCATC159E65S |
* 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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