– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 12 am Mon 16 Feb Local TimeUpdates in: hr min sUpdate imminent
Issued: 12 am Mon 16 Feb Local Time
Updates in:
Update imminent hr min s
Issued: 12 am Mon 16 Feb 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 -15°C on Tue afternoon, min -26°C on Mon night). Mainly fresh winds. | Days 5–7 Weather SummaryMostly dry. Temperatures will be below freezing (max -2°C on Sat afternoon, min -24°C on Wed night). Winds decreasing (fresh winds from the W on Thu afternoon, light winds from the W by Sat afternoon). | ||||||||||||||||||
Monday 16 | Tuesday 17 | Wednesday 18 | Thursday 19 | Friday 20 | Saturday 21 | ||||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | | |  |  |  |  | | | | | |  | | | | | | | |
clear | clear | clear | clear | some clouds | cloudy | cloudy | cloudy | clear | clear | clear | clear | some clouds | some clouds | clear | clear | cloudy | some clouds | clear | |
km/h | |||||||||||||||||||
 |  |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -21 | -22 | -21 | -23 | -18 | -15 | -15 | -15 | -16 | -20 | -17 | -14 | -13 | -10 | -9 | -10 | -4 | -2 | -6 |
min °C | -24 | -23 | -21 | -26 | -23 | -16 | -17 | -16 | -17 | -24 | -19 | -15 | -14 | -11 | -9 | -11 | -8 | -4 | -11 |
-37 | -36 | -33 | -39 | -33 | -24 | -26 | -26 | -27 | -37 | -32 | -27 | -25 | -19 | -17 | -19 | -15 | -9 | -19 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 650 | 0 | |
Cloud base (m) | 3900 | 7550 | 2100 | 2100 | 2100 | 2200 | 8650 | 7750 | 4550 | 4150 | 7300 | 4800 | 2150 | 2100 | |||||
 | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 3:26 | — | — |
 | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 12:00 | — | — | 1:49 | — | — |
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Portal Mountain Weather (Days 0-3):
The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -15°C on Tue afternoon, min -26°C on Mon night). Mainly fresh winds.
Portal Mountain Weather (Days 3-6):
Mostly dry. Temperatures will be below freezing (max -2°C on Sat afternoon, min -24°C on Wed night). Winds decreasing (fresh winds from the W on Thu afternoon, light winds from the W by Sat afternoon).
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 |
|---|---|---|---|---|---|
SHIP9484 | |||||
Phoenix Field- McMurdo Station |  | ||||
Cape Ross | |||||
Williams Field |  | ||||
Mcmurdo Williams | | ||||
Cape Ross | |||||
Williams Field | | ||||
Mcmurdo Williams | | ||||
ASCATC165E77S | |||||
ASCATB169E77S |
* 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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