– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 5 pm Wed 17 Jun Local TimeUpdates in: hr min sUpdate imminent
Issued: 5 pm Wed 17 Jun Local Time
Updates in:
Update imminent hr min s
Issued: 5 pm Wed 17 Jun 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 -24°C on Sat morning, min -35°C on Wed afternoon). Winds increasing (light winds from the SW on Wed afternoon, fresh winds from the S by Fri night). | Days 5–7 Weather SummaryA light covering of new snow mostly falling on Sun morning. Extremely cold (max -21°C on Sat night, min -34°C on Tue morning). Winds increasing (light winds from the SW on Sun night, gales from the WSW by Tue morning). | ||||||||||||||||
Wed 17 | Thursday 18 | Friday 19 | Saturday 20 | Sunday 21 | Monday 22 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  |  | | | | | |  |  | | | |  |  | |
some clouds | some clouds | some clouds | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | light snow | light snow | light snow | some clouds | some clouds | clear | clear | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | — | — | 2 | 4 | 1 | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -35 | -32 | -31 | -30 | -29 | -28 | -26 | -25 | -24 | -24 | -21 | -21 | -23 | -24 | -25 | -25 | -27 |
min °C | -35 | -34 | -32 | -31 | -30 | -29 | -26 | -26 | -25 | -24 | -23 | -22 | -23 | -25 | -25 | -26 | -29 |
-44 | -43 | -44 | -44 | -44 | -42 | -38 | -40 | -38 | -38 | -38 | -38 | -37 | -38 | -37 | -40 | -49 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Cloud base (m) | 2150 | 2100 | 2050 | 2100 | 2050 | 2050 | 2050 | 2050 | 2050 | 2050 | 2050 | 2050 | 2050 | ||||
 | — | — | 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 -24°C on Sat morning, min -35°C on Wed afternoon). Winds increasing (light winds from the SW on Wed afternoon, fresh winds from the S by Fri night).
Portal Mountain Weather (Days 3-6):
A light covering of new snow mostly falling on Sun morning. Extremely cold (max -21°C on Sat night, min -34°C on Tue morning). Winds increasing (light winds from the SW on Sun night, gales from the WSW by Tue 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 |  | ||||
 | |||||
ASCATB228E66S | |||||
ASCATB229E66S | |||||
ASCATB230E66S | |||||
ASCATB226E65S | |||||
ASCATB227E65S | |||||
ASCATB231E66S | |||||
ASCATB232E66S |
* 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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