– Lat/Long: 78.10° S 159.17° E
Portal Mountain Weather Forecast
Worcester Range · AntarcticaIssued: 11 am Sun 13 Sep Local Time
Updates in:
Update imminent hr min s
Issued: 11 am Sun 13 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 -23°C on Sun night, min -36°C on Tue night). Winds decreasing (strong winds from the S on Sun morning, calm by Mon night). | Days 4–6 Weather SummaryMostly dry. Extremely cold (max -34°C on Thu morning, min -38°C on Fri night). Winds increasing (calm on Thu night, fresh winds from the SSE by Fri night). | |||||||||||||||||
Sunday 13 | Monday 14 | Tuesday 15 | Wednesday 16 | Thursday 17 | Friday 18 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 | |  | | |  |  | | | |  |  | | | | | | | |
cloudy | cloudy | cloudy | cloudy | cloudy | some clouds | clear | clear | some clouds | cloudy | some clouds | clear | clear | clear | clear | some clouds | cloudy | cloudy | |
Cloud base (m) | 2050 | 2050 | 2100 | 2100 | 2100 | 2100 | 2150 | 5100 | 2050 | 2050 | 2050 | 2100 | 2100 | 2100 | ||||
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -26 | -24 | -23 | -23 | -23 | -24 | -27 | -28 | -30 | -37 | -36 | -35 | -34 | -34 | -34 | -35 | -36 | -37 |
min °C | -28 | -25 | -23 | -23 | -24 | -27 | -27 | -29 | -36 | -37 | -37 | -37 | -34 | -35 | -35 | -35 | -37 | -38 |
chill °C | -45 | -41 | -38 | -35 | -34 | -37 | -38 | -42 | -46 | -49 | -49 | -51 | -48 | -46 | -42 | -47 | -53 | -55 |
Freezing level m | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
 | 8:22 | — | — | 8:15 | — | — | 8:07 | — | — | 7:58 | — | — | 7:50 | — | — | 7:43 | — | — |
 | — | 6:19 | — | — | 6:25 | — | — | 6:32 | — | — | 6:39 | — | — | 6:46 | — | — | 6:54 | — |
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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 Sun night, min -36°C on Tue night). Winds decreasing (strong winds from the S on Sun morning, calm by Mon night).
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -34°C on Thu morning, min -38°C on Fri night). Winds increasing (calm on Thu night, fresh winds from the SSE 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 |  | ||||
 | |||||
ASCATC158E62S | |||||
ASCATC157E62S | |||||
ASCATC156E62S | |||||
ASCATC149E62S | |||||
ASCATC154E62S | |||||
ASCATC150E62S | |||||
ASCATC158E61S | |||||
ASCATC156E61S |
* 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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