– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 5 am Wed 10 Jun Local TimeUpdates in: hr min sUpdate imminent
Issued: 5 am Wed 10 Jun Local Time
Updates in:
Update imminent hr min s
Issued: 5 am Wed 10 Jun 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 -35°C on Fri night, min -41°C on Thu night). Winds decreasing (fresh winds from the W on Wed night, light winds from the WNW by Fri night). | Days 4–6 Weather SummaryMostly dry. Extremely cold (max -30°C on Sat night, min -40°C on Mon night). Winds increasing (light winds from the WSW on Sat morning, fresh winds from the W by Mon night). | |||||||||||||||||
Wednesday 10 | Thursday 11 | Friday 12 | Saturday 13 | Sunday 14 | Monday 15 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | | | | |  |  |  | | | | | | | | | |
clear | clear | clear | clear | clear | clear | clear | some clouds | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | some clouds | clear | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -38 | -37 | -36 | -38 | -39 | -40 | -41 | -40 | -35 | -32 | -31 | -30 | -31 | -31 | -31 | -34 | -37 | -39 |
min °C | -39 | -37 | -37 | -39 | -40 | -41 | -41 | -41 | -37 | -34 | -31 | -31 | -31 | -31 | -34 | -36 | -38 | -40 |
-57 | -55 | -56 | -55 | -56 | -57 | -57 | -56 | -50 | -44 | -39 | -39 | -41 | -41 | -47 | -51 | -55 | -58 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Cloud base (m) | 2100 | 2150 | 2150 | 2100 | 2100 | 2100 | 2050 | 2050 | 2100 | 2100 | 2150 | 3500 | ||||||
 | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — |
 | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — |
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Portal Mountain Weather (Days 0-3):
The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -35°C on Fri night, min -41°C on Thu night). Winds decreasing (fresh winds from the W on Wed night, light winds from the WNW by Fri night).
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -30°C on Sat night, min -40°C on Mon night). Winds increasing (light winds from the WSW on Sat morning, fresh winds from the W by Mon night).
This table gives the weather forecast for Portal Mountain at the specific elevation of 1000 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 |  | ||||
 | |||||
DomeA | |||||
ASCATC202E64S | |||||
ASCATC203E64S | |||||
ASCATC204E64S | |||||
ASCATC205E64S | |||||
ASCATC203E63S | |||||
ASCATC204E63S | |||||
ASCATC206E64S |
* 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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