– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 11 am Mon 04 May Local TimeUpdates in: hr min sUpdate imminent
Issued: 11 am Mon 04 May Local Time
Updates in:
Update imminent hr min s
Issued: 11 am Mon 04 May 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 -18°C on Mon night, min -33°C on Wed afternoon). Winds increasing (light winds from the SSE on Mon night, fresh winds from the W by Wed morning). | Days 4–6 Weather SummaryMostly dry. Extremely cold (max -22°C on Thu afternoon, min -30°C on Sat morning). Wind will be generally light. | |||||||||||||||||
Monday 4 | Tuesday 5 | Wednesday 6 | Thursday 7 | Friday 8 | Saturday 9 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  | | |  |  |  | | | | | | | | | | | |
cloudy | cloudy | light snow | cloudy | cloudy | some clouds | clear | some clouds | some clouds | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | some clouds | cloudy | cloudy | |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
— | — | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -20 | -19 | -18 | -22 | -22 | -25 | -29 | -32 | -27 | -23 | -22 | -23 | -26 | -25 | -25 | -29 | -28 | -26 |
min °C | -22 | -21 | -20 | -22 | -23 | -30 | -30 | -33 | -32 | -23 | -23 | -25 | -27 | -26 | -27 | -30 | -29 | -29 |
-30 | -28 | -27 | -29 | -33 | -44 | -44 | -47 | -45 | -33 | -32 | -36 | -38 | -36 | -38 | -42 | -40 | -40 | |
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 | 2100 | 2050 | 2100 | 2150 | 2150 | 2100 | 2100 | 2100 | 2100 | 2100 | 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 | — | — |
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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 -18°C on Mon night, min -33°C on Wed afternoon). Winds increasing (light winds from the SSE on Mon night, fresh winds from the W by Wed morning).
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -22°C on Thu afternoon, min -30°C on Sat morning). 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 |  | ||||
Jang Bogo Station |  | ||||
ASCATC171E67S | |||||
ASCATC172E67S | |||||
ASCATC173E67S | |||||
ASCATC170E67S | |||||
ASCATC169E67S | |||||
ASCATC174E67S | |||||
ASCATC168E66S | |||||
ASCATC169E66S |
* 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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