– Lat/Long: 78.10° S 159.17° E
Portal Mountain
Weather Forecast, AntarcticaIssued: 5 pm Wed 20 May Local TimeUpdates in: hr min sUpdate imminent
Issued: 5 pm Wed 20 May Local Time
Updates in:
Update imminent hr min s
Issued: 5 pm Wed 20 May Local Time
Updates in:
Update imminent hr min s
3 Portal Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA dusting of new snow. Extremely cold (max -29°C on Sat morning, min -37°C on Wed afternoon). Winds increasing (light winds from the S on Fri morning, strong winds from the S by Sat morning). | Days 5–7 Weather SummaryA light covering of new snow mostly falling on Sat night. Extremely cold (max -24°C on Sat night, min -31°C on Tue morning). Winds decreasing (near gales from the SSW on Sun night, light winds from the WSW by Tue morning). | ||||||||||||||||
Wed 20 | Thursday 21 | Friday 22 | Saturday 23 | Sunday 24 | Monday 25 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | | | | | |  | |  | | | | | |  | |
cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | light snow | cloudy | light snow | light snow | light snow | light snow | cloudy | cloudy | some clouds | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
— | — | — | — | — | — | — | — | 1 | — | 1 | 2 | 1 | 1 | — | — | — | |
— | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | |
max °C | -36 | -34 | -32 | -30 | -30 | -34 | -35 | -32 | -29 | -27 | -24 | -24 | -25 | -24 | -27 | -29 | -29 |
min °C | -37 | -36 | -33 | -31 | -31 | -34 | -35 | -35 | -30 | -28 | -26 | -25 | -25 | -26 | -28 | -29 | -30 |
-52 | -50 | -47 | -45 | -43 | -47 | -47 | -50 | -49 | -45 | -43 | -42 | -41 | -42 | -45 | -43 | -42 | |
0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | |
Cloud base (m) | 2050 | 2050 | 2050 | 2050 | 2050 | 2150 | 2050 | 2050 | 2050 | 2100 | 2100 | 2100 | 2100 | 2100 | 2050 | 2100 | 2100 |
 | — | — | 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 -29°C on Sat morning, min -37°C on Wed afternoon). Winds increasing (light winds from the S on Fri morning, strong winds from the S by Sat morning).
Portal Mountain Weather (Days 3-6):
A light covering of new snow mostly falling on Sat night. Extremely cold (max -24°C on Sat night, min -31°C on Tue morning). Winds decreasing (near gales from the SSW on Sun night, light winds from the WSW by Tue morning).
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 |  | ||||
hy2c206E66S | |||||
hy2c205E66S | |||||
hy2c208E66S | |||||
hy2c205E65S | |||||
hy2c207E66S | |||||
hy2c204E65S | |||||
hy2c206E65S | |||||
hy2c209E66S | |||||
hy2c203E65S |
* 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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