– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 12 pm Fri 05 Dec Local TimeUpdates in: hr min sUpdate imminent
Issued: 12 pm Fri 05 Dec Local Time
Updates in:
Update imminent hr min s
Issued: 12 pm Fri 05 Dec 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 -20°C on Sat afternoon, min -22°C on Fri afternoon). Winds decreasing (fresh winds from the S on Fri morning, calm by Sun night). | Days 4–6 Weather SummaryMostly dry. Extremely cold (max -19°C on Tue afternoon, min -21°C on Mon morning). Wind will be generally light. | |||||||||||||||||
Friday 5 | Saturday 6 | Sunday 7 | Monday 8 | Tuesday 9 | Wednesday 10 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | |  |  | | | | |  |  | | |  | | | |
snow shwrs | snow shwrs | cloudy | light snow | light snow | some clouds | some clouds | some clouds | some clouds | some clouds | some clouds | clear | clear | clear | some clouds | cloudy | cloudy | cloudy | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
1 | 1 | — | 1 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | -21 | -22 | -22 | -21 | -20 | -20 | -20 | -20 | -21 | -21 | -20 | -20 | -20 | -19 | -20 | -20 | -20 | -20 |
min°C | -21 | -22 | -22 | -22 | -21 | -20 | -20 | -21 | -21 | -21 | -20 | -21 | -20 | -19 | -20 | -20 | -20 | -21 |
-35 | -34 | -33 | -34 | -32 | -32 | -28 | -27 | -25 | -27 | -30 | -31 | -30 | -29 | -29 | -25 | -27 | -30 | |
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 | 2050 | 2050 | 2200 | 2200 | 2150 | 2300 | 2350 | 2350 | 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 -20°C on Sat afternoon, min -22°C on Fri afternoon). Winds decreasing (fresh winds from the S on Fri morning, calm by Sun night).
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -19°C on Tue afternoon, min -21°C on Mon morning). Wind will be generally light.
This table gives the weather forecast for Portal Mountain at the specific elevation of 2555 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 |
|---|---|---|---|---|---|
Mcmurdo |  | ||||
Williams Field |  | ||||
Priestley Glacier | |||||
Dumont Durville | |||||
DomeA | |||||
WilkinsRunwayEast | |||||
Casey | |||||
SHIP8619 | |||||
ASCATC94E66S | |||||
ASCATC98E63S |
* 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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