– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 6 am Fri 22 Nov Local TimeUpdates in: hr min sUpdate imminent
Portal MountainWeather Forecast, Antarctica
Issued: 6 am Fri 22 Nov Local Time
Updates in:
Update imminent hr min s
Issued: 6 am Fri 22 Nov 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 -14°C on Sun afternoon, min -23°C on Fri night). Winds decreasing (fresh winds from the W on Sat night, light winds from the SW by Sun night). | Days 4–6 Weather SummaryMostly dry. Extremely cold (max -15°C on Mon afternoon, min -22°C on Tue night). Wind will be generally light. | Days 7–9 Weather SummaryMostly dry. Extremely cold (max -16°C on Thu morning, min -24°C on Fri night). Wind will be generally light. | Days 10–12 Weather SummaryA light covering of new snow mostly falling on Sun afternoon. Temperatures will be well below freezing (max -9°C on Mon afternoon, min -14°C on Sun morning). Mainly fresh winds. | |||||||||||||||||||||||||||||||||
Friday 22 | Saturday 23 | Sunday 24 | Monday 25 | Tuesday 26 | Wednesday 27 | Thursday 28 | Friday 29 | Saturday 30 | Sunday 1 | Monday 2 | Tuesday 3 | |||||||||||||||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | |  | | | | | | | | | | | | | | | | | | | | | |  | |  |  | | | | | | | |
some clouds | cloudy | clear | some clouds | clear | clear | cloudy | cloudy | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | some clouds | cloudy | cloudy | cloudy | light snow | light snow | cloudy | light snow | light snow | cloudy | some clouds | cloudy | |
km/h | ||||||||||||||||||||||||||||||||||||
 |  |  |  |  |  |  |  |  |  |  | ||||||||||||||||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2.0 | 3 | — | 1.0 | 2.0 | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max°C | -19 | -18 | -20 | -18 | -17 | -18 | -16 | -14 | -15 | -16 | -15 | -15 | -17 | -17 | -19 | -19 | -18 | -19 | -16 | -16 | -18 | -18 | -18 | -20 | -17 | -16 | -17 | -12 | -13 | -14 | -11 | -9 | -9 | -11 | -10 | -11 |
min°C | -22 | -18 | -23 | -20 | -17 | -21 | -19 | -14 | -19 | -18 | -15 | -18 | -18 | -18 | -22 | -20 | -18 | -22 | -17 | -16 | -21 | -20 | -18 | -24 | -19 | -17 | -19 | -14 | -13 | -14 | -12 | -10 | -13 | -13 | -10 | -13 |
-32 | -28 | -36 | -31 | -28 | -33 | -29 | -23 | -29 | -29 | -25 | -29 | -29 | -29 | -34 | -30 | -26 | -30 | -25 | -26 | -32 | -31 | -28 | -34 | -26 | -24 | -27 | -21 | -23 | -23 | -21 | -20 | -22 | -22 | -16 | -21 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Cloud base (m) | 2150 | 2150 | 2700 | 2150 | 2150 | 2250 | 2150 | 2100 | 2100 | 3150 | 5350 | 2250 | 2200 | 2150 | 2150 | 4550 | 4000 | 4900 | 2150 | 2200 | 2150 | 2200 | 2050 | 2100 | 2050 | 2100 | 2100 | 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 | — | — |
 | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — |
Portal Mountain Weather (Days 0-3):
The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -14°C on Sun afternoon, min -23°C on Fri night). Winds decreasing (fresh winds from the W on Sat night, light winds from the SW by Sun night).
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -15°C on Mon afternoon, min -22°C on Tue night). Wind will be generally light.
Portal Mountain Weather (Days 6-9):
Mostly dry. Extremely cold (max -16°C on Thu morning, min -24°C on Fri night). Wind will be generally light.
This table gives the weather forecast for Portal Mountain at the specific elevation of 1000 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 |  | ||||
Mcmurdo Williams | | ||||
 | |||||
ASCATB110E66S | |||||
SHIP4760 | |||||
ASCATB109E66S | |||||
SHIP3717 | |||||
SHIP6745 | |||||
SHIP5621 | |||||
SHIP5252 |
* 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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