– Lat/Long: 78.10° S 159.17° E
Portal Mountain Weather Forecast
Worcester Range · AntarcticaIssued: 12 pm Sun 27 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 12 pm Sun 27 Sep Local Time
Updates in:
Update imminent hr min s
3 Portal Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryMostly dry. Extremely cold (max -32°C on Sun morning, min -38°C on Tue night). Wind will be generally light. | Days 4–6 Weather SummaryA dusting of new snow. Extremely cold (max -23°C on Fri afternoon, min -37°C on Wed morning). Winds increasing (light winds from the SW on Wed night, strong winds from the S by Fri night). | |||||||||||||||||
Sunday 27 | Monday 28 | Tuesday 29 | Wednesday 30 | Thursday 1 | Friday 2 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  | | | | | | | | |  | | | | |
some clouds | cloudy | cloudy | clear | clear | clear | clear | clear | clear | clear | clear | clear | clear | some clouds | light snow | cloudy | cloudy | light snow | |
Cloud base (m) | 2100 | 2100 | 2150 | 2150 | 2100 | 2050 | 2050 | 2100 | ||||||||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | 1 | — | — | 3 |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -32 | -33 | -34 | -33 | -32 | -35 | -35 | -35 | -37 | -36 | -35 | -34 | -31 | -27 | -26 | -27 | -23 | -23 |
min °C | -32 | -34 | -35 | -33 | -33 | -35 | -35 | -36 | -38 | -37 | -36 | -36 | -33 | -29 | -30 | -29 | -25 | -33 |
chill °C | -40 | -47 | -49 | -46 | -47 | -51 | -52 | -50 | -48 | -48 | -51 | -50 | -43 | -40 | -42 | -41 | -38 | -44 |
Freezing level m | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
 | 8:30 | — | — | 7:22 | — | — | 7:15 | — | — | 7:07 | — | — | 6:58 | — | — | 6:50 | — | — |
 | — | — | 10:01 | — | 9:08 | — | — | 9:16 | — | — | 9:23 | — | — | 9:31 | — | — | 9:38 | — |
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Portal Mountain Weather (Days 0-3):
The weather forecast for Portal Mountain is: Mostly dry. Extremely cold (max -32°C on Sun morning, min -38°C on Tue night). Wind will be generally light.
Portal Mountain Weather (Days 3-6):
A dusting of new snow. Extremely cold (max -23°C on Fri afternoon, min -37°C on Wed morning). Winds increasing (light winds from the SW on Wed night, strong winds from the S by Fri night).
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 |  | ||||
 | |||||
ASCATC145E63S | |||||
ASCATC146E63S | |||||
ASCATC149E62S | |||||
ASCATC146E62S | |||||
ASCATC148E62S | |||||
ASCATC145E62S | |||||
ASCATC147E62S | |||||
ASCATC150E62S |
* 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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