– Lat/Long: 78.10° S 159.17° E
Portal Mountain Weather Forecast
Worcester Range · AntarcticaIssued: 12 pm Sun 04 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 12 pm Sun 04 Oct 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 Tue afternoon, min -31°C on Sun morning). Winds decreasing (near gales from the WSW on Sun morning, calm by Tue night). | Days 4–6 Weather SummaryMostly dry. Extremely cold (max -22°C on Wed morning, min -28°C on Fri night). Wind will be generally light. | |||||||||||||||||
Sunday 4 | Monday 5 | Tuesday 6 | Wednesday 7 | Thursday 8 | Friday 9 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  |  | |  | | |  | | | | |  |  | | | | |
clear | clear | light snow | light snow | light snow | cloudy | clear | clear | clear | clear | clear | clear | clear | some clouds | some clouds | some clouds | clear | clear | |
Cloud base (m) | 2050 | 2100 | 2100 | 2100 | 2100 | 3300 | 9550 | 9600 | 5200 | 5150 | 4850 | 4500 | 4600 | 6800 | ||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | 1 | 2 | 1 | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -31 | -28 | -23 | -25 | -23 | -22 | -21 | -20 | -22 | -22 | -22 | -23 | -22 | -22 | -22 | -25 | -25 | -27 |
min °C | -31 | -29 | -26 | -26 | -24 | -23 | -22 | -21 | -24 | -23 | -23 | -24 | -23 | -22 | -24 | -25 | -26 | -28 |
chill °C | -52 | -47 | -39 | -42 | -39 | -36 | -33 | -29 | -29 | -28 | -31 | -36 | -35 | -34 | -37 | -36 | -37 | -39 |
Freezing level m | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
 | 6:33 | — | — | 6:24 | — | — | 6:16 | — | — | 6:07 | — | — | 5:58 | — | — | 5:50 | — | — |
 | — | 9:54 | — | — | — | 10:02 | — | — | 10:10 | — | — | 10:19 | — | — | 10:28 | — | — | 10:37 |
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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 Tue afternoon, min -31°C on Sun morning). Winds decreasing (near gales from the WSW on Sun morning, calm by Tue night).
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -22°C on Wed morning, min -28°C on Fri night). Wind will be generally light.
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 |  | ||||
ASCATC139E63S | |||||
ASCATC140E63S | |||||
ASCATC165E62S | |||||
ASCATC166E62S | |||||
ASCATC138E63S | |||||
ASCATB135E63S | |||||
ASCATB134E64S | |||||
ASCATC134E64S | |||||
ASCATC135E63S |
* 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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