– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 11 am Mon 22 Jun Local TimeUpdates in: hr min sUpdate imminent
Issued: 11 am Mon 22 Jun Local Time
Updates in:
Update imminent hr min s
Issued: 11 am Mon 22 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 -23°C on Mon afternoon, min -37°C on Wed night). Winds increasing (light winds from the W on Mon morning, gales from the WSW by Wed night). | Days 4–6 Weather SummaryMostly dry. Extremely cold (max -31°C on Fri night, min -37°C on Thu morning). Winds decreasing (fresh winds from the WSW on Thu morning, light winds from the SSE by Sat afternoon). | |||||||||||||||||
Monday 22 | Tuesday 23 | Wednesday 24 | Thursday 25 | Friday 26 | Saturday 27 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  | |  | | | | |  |  | | | | | | | |
some clouds | some clouds | some clouds | clear | clear | clear | clear | clear | some clouds | some clouds | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | some clouds | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -24 | -23 | -24 | -26 | -28 | -30 | -33 | -33 | -35 | -37 | -35 | -33 | -34 | -33 | -31 | -31 | -32 | -35 |
min °C | -24 | -24 | -25 | -27 | -29 | -32 | -33 | -34 | -37 | -37 | -36 | -34 | -34 | -34 | -33 | -31 | -34 | -36 |
chill °C | -32 | -37 | -41 | -44 | -48 | -52 | -53 | -55 | -60 | -55 | -49 | -49 | -49 | -50 | -48 | -44 | -44 | -48 |
Freezing level m | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Cloud base (m) | 5200 | 2050 | 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: Mostly dry. Extremely cold (max -23°C on Mon afternoon, min -37°C on Wed night). Winds increasing (light winds from the W on Mon morning, gales from the WSW by Wed night).
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -31°C on Fri night, min -37°C on Thu morning). Winds decreasing (fresh winds from the WSW on Thu morning, light winds from the SSE by Sat afternoon).
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 |  | ||||
 | |||||
ASCATC147E64S | |||||
ASCATC152E63S | |||||
ASCATC148E64S | |||||
ASCATB147E64S | |||||
ASCATB149E63S | |||||
ASCATB148E64S | |||||
ASCATC149E63S | |||||
ASCATB148E63S |
* 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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