– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 11 pm Wed 24 Jun Local TimeUpdates in: hr min sUpdate imminent
Issued: 11 pm Wed 24 Jun Local Time
Updates in:
Update imminent hr min s
Issued: 11 pm Wed 24 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 -31°C on Sat morning, min -37°C on Wed night). Winds decreasing (near gales from the WSW on Wed night, light winds from the SSW by Thu night). | Days 5–7 Weather SummaryMostly dry. Extremely cold (max -32°C on Sat night, min -36°C on Sat night). Winds decreasing (fresh winds from the SSW on Sun night, calm by Tue afternoon). | ||||||||||||||||||
Thursday 25 | Friday 26 | Saturday 27 | Sunday 28 | Monday 29 | Tuesday 30 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | | | | | | | | | | | | | |  |  | |
clear | some clouds | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | some clouds | clear | some clouds | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -34 | -36 | -35 | -33 | -32 | -33 | -32 | -31 | -32 | -32 | -36 | -34 | -32 | -33 | -32 | -32 | -34 | -34 | -34 |
min °C | -37 | -36 | -35 | -34 | -33 | -33 | -33 | -32 | -32 | -36 | -36 | -35 | -33 | -33 | -33 | -33 | -34 | -34 | -34 |
chill °C | -57 | -54 | -49 | -45 | -49 | -50 | -50 | -47 | -45 | -49 | -50 | -53 | -51 | -50 | -47 | -47 | -46 | -34 | -34 |
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 | 2050 | 2050 | 2050 | 2050 | 2050 | 2050 | 2050 | 2100 | 2100 | 2150 | 2150 | ||||||
 | — | 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 -31°C on Sat morning, min -37°C on Wed night). Winds decreasing (near gales from the WSW on Wed night, light winds from the SSW by Thu night).
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -32°C on Sat night, min -36°C on Sat night). Winds decreasing (fresh winds from the SSW on Sun night, calm by Tue 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 |  | ||||
 | |||||
ASCATB144E64S | |||||
ASCATB143E64S | |||||
ASCATB169E63S | |||||
ASCATC168E63S | |||||
ASCATB168E63S | |||||
ASCATC169E63S | |||||
ASCATB171E63S | |||||
ASCATB170E63S |
* 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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