– Lat/Long: 78.10° S 159.17° E
Portal Mountain Weather Forecast
Worcester Range · AntarcticaIssued: 11 pm Thu 17 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 11 pm Thu 17 Sep 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 -23°C on Sat night, min -39°C on Thu night). Wind will be generally light. | Days 5–7 Weather SummaryA dusting of new snow. Extremely cold (max -24°C on Sun night, min -29°C on Wed afternoon). Winds increasing (calm on Mon night, fresh winds from the W by Wed afternoon). | |||||||||||||||
Friday 18 | Saturday 19 | Sunday 20 | Monday 21 | Tuesday 22 | ||||||||||||
night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | |  | | | | | | | | | | | |  | |
some clouds | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | light snow | |
Cloud base (m) | 2100 | 2100 | 2050 | 2050 | 2050 | 2050 | 2050 | 2050 | 2050 | 2100 | 2100 | 2050 | 2050 | 2050 | ||
km/h | ||||||||||||||||
 |  |  |  |  |  | |||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 2 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -34 | -34 | -32 | -28 | -25 | -24 | -23 | -23 | -23 | -24 | -24 | -24 | -25 | -26 | -27 | -25 |
min °C | -39 | -34 | -33 | -32 | -27 | -25 | -24 | -24 | -24 | -25 | -25 | -25 | -26 | -26 | -27 | -27 |
chill °C | -53 | -41 | -43 | -43 | -38 | -36 | -34 | -32 | -32 | -34 | -34 | -34 | -34 | -36 | -40 | -41 |
Freezing level m | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
 | — | 7:43 | — | — | 7:35 | — | — | 7:28 | — | — | 7:20 | — | — | 7:13 | — | — |
 | — | — | 6:54 | — | — | 7:01 | — | — | 7:08 | — | — | 7:15 | — | — | 7:22 | — |
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Portal Mountain Weather (Days 0-3):
The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -23°C on Sat night, min -39°C on Thu night). Wind will be generally light.
Portal Mountain Weather (Days 3-6):
A dusting of new snow. Extremely cold (max -24°C on Sun night, min -29°C on Wed afternoon). Winds increasing (calm on Mon night, fresh winds from the W by Wed 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 |
|---|---|---|---|---|---|
Williams Field |  | ||||
ASCATB159E62S | |||||
ASCATC159E62S | |||||
ASCATC157E62S | |||||
ASCATC158E62S | |||||
ASCATB158E62S | |||||
ASCATC156E62S | |||||
ASCATB157E62S | |||||
ASCATB156E62S |
* 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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