– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 11 am Mon 04 May Local TimeUpdates in: hr min sUpdate imminent
Issued: 11 am Mon 04 May Local Time
Updates in:
Update imminent hr min s
Issued: 11 am Mon 04 May Local Time
Updates in:
Update imminent hr min s
3 Portal Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryA dusting of new snow. Extremely cold (max -24°C on Mon night, min -30°C on Tue night). Winds decreasing (strong winds from the WSW on Tue night, light winds from the SSW by Wed night). | Days 4–6 Weather SummaryMostly dry. Extremely cold (max -26°C on Thu morning, min -29°C on Fri night). Winds decreasing (fresh winds from the S on Thu night, light winds from the SSW by Sat morning). | |||||||||||||||||
Monday 4 | Tuesday 5 | Wednesday 6 | Thursday 7 | Friday 8 | Saturday 9 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  |  |  | | | | | | | | | | | |
cloudy | cloudy | light snow | cloudy | cloudy | some clouds | clear | some clouds | some clouds | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | some clouds | cloudy | cloudy | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -26 | -25 | -24 | -27 | -26 | -27 | -28 | -29 | -28 | -26 | -26 | -26 | -28 | -28 | -28 | -29 | -29 | -29 |
min °C | -27 | -26 | -26 | -27 | -27 | -30 | -28 | -30 | -29 | -26 | -26 | -28 | -28 | -28 | -29 | -29 | -29 | -29 |
-40 | -38 | -40 | -39 | -40 | -44 | -45 | -38 | -35 | -37 | -38 | -41 | -40 | -40 | -40 | -39 | -38 | -38 | |
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 | 2100 | 2150 | 2150 | 2100 | 2100 | 2100 | 2100 | 2100 | 2100 | 2100 | 2100 | 2100 |
 | 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: A dusting of new snow. Extremely cold (max -24°C on Mon night, min -30°C on Tue night). Winds decreasing (strong winds from the WSW on Tue night, light winds from the SSW by Wed night).
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -26°C on Thu morning, min -29°C on Fri night). Winds decreasing (fresh winds from the S on Thu night, light winds from the SSW by Sat 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 |  | ||||
DomeA | |||||
ASCATB99E64S | |||||
ASCATB98E64S | |||||
ASCATB99E63S | |||||
ASCATB97E64S | |||||
ASCATB98E63S | |||||
ASCATB97E63S | |||||
ASCATB96E64S | |||||
* 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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