– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 6 am Fri 03 Apr Local TimeUpdates in: hr min sUpdate imminent
Issued: 6 am Fri 03 Apr Local Time
Updates in:
Update imminent hr min s
Issued: 6 am Fri 03 Apr 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 -30°C on Fri morning, min -33°C on Sat morning). Wind will be generally light. | Days 4–6 Weather SummaryMostly dry. Extremely cold (max -25°C on Wed afternoon, min -30°C on Mon morning). Winds increasing (light winds from the SW on Tue night, fresh winds from the WSW by Wed night). | |||||||||||||||||
Friday 3 | Saturday 4 | Sunday 5 | Monday 6 | Tuesday 7 | Wednesday 8 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | |  | | | | | | | | | |  | |  | |
clear | clear | some clouds | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | some clouds | some clouds | clear | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -30 | -30 | -31 | -32 | -32 | -31 | -30 | -31 | -30 | -29 | -29 | -28 | -29 | -28 | -26 | -26 | -25 | -26 |
min °C | -31 | -31 | -32 | -33 | -32 | -32 | -31 | -31 | -31 | -30 | -29 | -30 | -29 | -29 | -27 | -27 | -25 | -29 |
-40 | -31 | -32 | -42 | -42 | -43 | -45 | -45 | -45 | -44 | -44 | -44 | -43 | -44 | -39 | -38 | -37 | -45 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Cloud base (m) | 2150 | 2150 | 2150 | 2150 | 2100 | 2100 | 2100 | 2100 | 2100 | 2050 | 2050 | 2050 | 2050 | 2100 | 2100 | 4950 | ||
 | 9:49 | — | — | 9:57 | — | — | 9:06 | — | — | 10:12 | — | — | 10:21 | — | — | 10:30 | — | — |
 | — | 6:59 | — | — | 6:51 | — | — | 5:43 | — | — | 6:34 | — | — | 6:25 | — | — | 6:16 | — |
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Portal Mountain Weather (Days 0-3):
The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -30°C on Fri morning, min -33°C on Sat morning). Wind will be generally light.
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -25°C on Wed afternoon, min -30°C on Mon morning). Winds increasing (light winds from the SW on Tue night, fresh winds from the WSW by Wed night).
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 |  | ||||
ASCATC176E74S | |||||
ASCATC178E74S | |||||
ASCATC177E74S | |||||
ASCATC174E73S | |||||
ASCATC175E73S | |||||
ASCATC176E73S | |||||
ASCATC173E73S | |||||
ASCATC177E73S | |||||
ASCATC173E72S |
* 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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