– Lat/Long: 78.10° S 159.17° E
Portal Mountain Weather Forecast
Worcester Range · AntarcticaIssued: 12 pm Sun 18 Oct Local Time
Updates in:
Update imminent hr min s
Issued: 12 pm Sun 18 Oct Local Time
Updates in:
Update imminent hr min s
3 Portal Mountain Elevations: 3 Forecast Elevations: Days 1–3 Weather SummaryA light covering of new snow mostly falling on Sun night. Extremely cold (max -19°C on Mon afternoon, min -26°C on Tue night). Winds decreasing (strong winds from the S on Mon morning, light winds from the SSW by Tue night). | Days 4–6 Weather SummaryMostly dry. Extremely cold (max -20°C on Thu afternoon, min -28°C on Fri night). Wind will be generally light. | |||||||||||||||||
Sunday 18 | Monday 19 | Tuesday 20 | Wednesday 21 | Thursday 22 | Friday 23 | |||||||||||||
AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | AM | PM | night | |
 |  |  |  | |  |  | | | | | |  | | | | | | |
cloudy | cloudy | light snow | light snow | light snow | some clouds | clear | clear | some clouds | cloudy | cloudy | cloudy | some clouds | cloudy | cloudy | cloudy | cloudy | cloudy | |
Cloud base (m) | 2050 | 2050 | 2100 | 2100 | 2100 | 2100 | 4600 | 2200 | 2200 | 2100 | 2050 | 2050 | 2100 | 2200 | 2100 | 2100 | 2100 | 2100 |
km/h | ||||||||||||||||||
 |  |  |  |  |  | |||||||||||||
 cm | — | — | 1 | 2 | 2 | — | — | — | — | — | — | — | — | — | — | — | — | — |
mm | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — | — |
max °C | -23 | -22 | -21 | -20 | -19 | -21 | -24 | -25 | -25 | -22 | -22 | -22 | -21 | -20 | -21 | -21 | -23 | -27 |
min °C | -24 | -23 | -22 | -20 | -20 | -23 | -25 | -25 | -26 | -24 | -22 | -23 | -22 | -21 | -22 | -21 | -25 | -28 |
chill °C | -35 | -35 | -35 | -34 | -34 | -37 | -36 | -34 | -35 | -33 | -31 | -32 | -31 | -30 | -30 | -29 | -36 | -42 |
Freezing level m | 0 | 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 | — | — | 12:00 | — | — |
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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 -26°C on Tue night). Winds decreasing (strong winds from the S on Mon morning, light winds from the SSW by Tue night).
Portal Mountain Weather (Days 3-6):
Mostly dry. Extremely cold (max -20°C on Thu afternoon, min -28°C on Fri 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 |  | ||||
Dumont Durville | |||||
DomeA | |||||
WilkinsRunwayEast | |||||
Casey |  | ||||
ASCATC112E62S | |||||
ASCATC113E62S | |||||
ASCATC111E62S | |||||
ASCATC113E61S | |||||
ASCATC110E62S |
* 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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