– Lat/Long: 78.10° S 159.17° E
Portal Mountain Weather Forecast
Worcester Range · AntarcticaIssued: 6 pm Sat 17 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 6 pm Sat 17 Oct Local Time
Updates in:
Update imminent hr min s
3 Portal Mountain Elevations: 3 Forecast Elevations: Days 1–4 Weather SummaryA light covering of new snow mostly falling on Sun night. Extremely cold (max -19°C on Mon afternoon, min -25°C on Sat night). Winds increasing (light winds from the SW on Sat afternoon, strong winds from the SSE by Mon morning). | Days 5–7 Weather SummaryMostly dry. Extremely cold (max -20°C on Thu afternoon, min -27°C on Tue night). Wind will be generally light. | ||||||||||||||||
Sat 17 | Sunday 18 | Monday 19 | Tuesday 20 | Wednesday 21 | Thursday 22 | ||||||||||||
PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  | | |  |  | | |  |  | | | |  | | | | |
cloudy | some clouds | cloudy | cloudy | light snow | light snow | light snow | some clouds | clear | some clouds | some clouds | cloudy | cloudy | cloudy | cloudy | cloudy | cloudy | |
Cloud base (m) | 2150 | 2150 | 2050 | 2050 | 2100 | 2100 | 2100 | 2100 | 4450 | 2200 | 2100 | 2050 | 2050 | 2050 | 2100 | 2100 | |
km/h | |||||||||||||||||
 |  |  |  |  |  | ||||||||||||
 cm | — | — | — | — | 4 | 2 | 2 | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -23 | -24 | -23 | -22 | -21 | -20 | -19 | -20 | -24 | -26 | -25 | -23 | -22 | -23 | -21 | -20 | -20 |
min °C | -23 | -25 | -24 | -22 | -22 | -20 | -20 | -23 | -25 | -26 | -27 | -24 | -23 | -24 | -22 | -20 | -22 |
chill °C | -30 | -33 | -36 | -34 | -35 | -34 | -33 | -39 | -38 | -36 | -36 | -33 | -32 | -34 | -33 | -31 | -32 |
Freezing level m | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
 | — | — | 4:13 | — | — | 3:58 | — | — | 3:42 | — | — | 3:21 | — | — | 2:56 | — | — |
 | 12:00 | — | 12:01 | — | — | 12:15 | — | — | 12:32 | — | — | 12:51 | — | — | 1:16 | — | — |
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Portal Mountain Weather (Days 0-3):
The weather forecast for Portal Mountain is: A light covering of new snow mostly falling on Sun night. Extremely cold (max -19°C on Mon afternoon, min -25°C on Sat night). Winds increasing (light winds from the SW on Sat afternoon, strong winds from the SSE by Mon morning).
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -20°C on Thu afternoon, min -27°C on Tue 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 |  | ||||
 | |||||
DomeA | |||||
ASCATB203E64S | |||||
ASCATB204E64S | |||||
ASCATB205E64S | |||||
ASCATB203E63S | |||||
ASCATB204E63S | |||||
ASCATB205E63S | |||||
ASCATB206E63S |
* 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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