– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 11 pm Fri 26 Jun Local TimeUpdates in: hr min sUpdate imminent
Issued: 11 pm Fri 26 Jun Local Time
Updates in:
Update imminent hr min s
Issued: 11 pm Fri 26 Jun Local Time
Updates in:
Update imminent hr min s
3 Portal Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA dusting of new snow. Extremely cold (max -29°C on Fri night, min -36°C on Sun morning). Winds decreasing (strong winds from the S on Fri night, light winds from the SSW by Sun morning). | Days 5–7 Weather SummaryMostly dry. Extremely cold (max -26°C on Wed night, min -34°C on Tue morning). Winds increasing (light winds from the SSW on Mon night, fresh winds from the WSW by Thu morning). | ||||||||||||||||||
Saturday 27 | Sunday 28 | Monday 29 | Tuesday 30 | Wednesday 1 | Thursday 2 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  | | | | | |  |  | | | | | |  | |  | |
light snow | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | some clouds | some clouds | cloudy | cloudy | cloudy | cloudy | some clouds | clear | clear | clear | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
 cm | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -29 | -32 | -33 | -32 | -36 | -36 | -34 | -33 | -32 | -33 | -33 | -34 | -30 | -29 | -28 | -26 | -28 | -29 | -32 |
min °C | -31 | -33 | -33 | -34 | -36 | -36 | -35 | -34 | -32 | -33 | -34 | -34 | -32 | -29 | -28 | -27 | -28 | -31 | -34 |
chill °C | -49 | -50 | -50 | -46 | -45 | -50 | -50 | -47 | -45 | -44 | -46 | -47 | -46 | -43 | -43 | -42 | -44 | -46 | -44 |
Freezing level m | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Cloud base (m) | 2050 | 2050 | 2100 | 2050 | 2050 | 2050 | 2150 | 2100 | 2100 | 2150 | 2100 | 2100 | 2100 | 2100 | 2050 | 8000 | |||
 | — | 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 -29°C on Fri night, min -36°C on Sun morning). Winds decreasing (strong winds from the S on Fri night, light winds from the SSW by Sun morning).
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -26°C on Wed night, min -34°C on Tue morning). Winds increasing (light winds from the SSW on Mon night, fresh winds from the WSW by Thu 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 |  | ||||
ASCATC178E65S | |||||
ASCATB178E65S | |||||
ASCATB149E64S | |||||
ASCATC179E65S | |||||
ASCATB179E65S | |||||
hy2b150E64S | |||||
ASCATB180E65S | |||||
hy2b149E64S |
* 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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